Filed Sep 16, 2026Period of report Sep 14, 20260002051034-26-000008
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
SaleSep 14, 2026
Class A Common StockF1F2
327
$84.2293
$27.54K
182,076
Direct
SaleSep 14, 2026
Class A Common StockF1F3
627
$85.036
$53.32K
Filing footnotes · 4
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.66 to $84.61, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.695 to $85.665, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.815 to $86.605, inclusive.
Filed Oct 3, 2025Period of report Oct 2, 20250001869814-25-000003
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
Miln JamesChief Financial Officer
4Rule 10b5-1 plan disclosed
Filed Oct 3, 2025Period of report Oct 1, 20250001786790-25-000003
Transaction
Security
Shares
Price
ValueValue (shares × price)
Held after
Ownership
Sale
P and S transaction codes only. Grants, gifts, option exercises, tax withholding, and Form 144 notices are not counted as purchases or sales. A row whose filed price fails a plausibility check, or that is not common stock, is listed but left out of the values; a trade reported by several filers is counted once.
181,449
Direct
SaleSep 14, 2026
Class A Common StockF1F4
534
$86.0173
$45.93K
180,915
Direct
SaleSep 14, 2026
Class A Common StockF1
12
$87.03
$1.04K
180,903
Direct
Sep 1, 2026
Class A Common StockF1F2
4,607
$90.4714
$416.80K
556,663
IndirectHeld by spouse
SaleSep 1, 2026
Class A Common StockF1F3
4,912
$91.0264
$447.12K
551,751
IndirectHeld by spouse
SaleSep 1, 2026
Class A Common StockF1F4
481
$92.0856
$44.29K
551,270
IndirectHeld by spouse
Filing footnotes · 4
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b-5 trading plan adopted by the reporting person's spouse at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.70 to $90.70, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.725 to $91.52, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.995 to $92.16, inclusive.
F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.3001 to $94.425, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in this Form 4.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.155 to $84.125, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.17 to $85.17, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.22 to $86.07, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.87 to $88.62, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) through (5) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.09 to $89.98, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.195 to $91.17, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.76 to $93.47, inclusive.
F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.82 to $91.79, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (1), (2), (3) and (4) to this Form 4.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.86 to $92.01, inclusive.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.41 to $93.49, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.29 to $90.06, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.825 to $87.73, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.855 to $88.77, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.24 to $89.77, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.48 to $91.22, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) through (7) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.56 to $92.49, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.82 to $93.615, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.84 to $95.825, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.10 to $96.56, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.63 to $91.22, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) through (7) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.15 to $92.97, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.405 to $93.625, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.41 to $94.84, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.10 to $96.67, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.46 to $91.46, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) through (8) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.75 to $92.66, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.90 to $93.895, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.21 to $94.755, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.32 to $96.10, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.37 to $97.205, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F10The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $97.18 to $97.395, inclusive.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.52 to $96.51, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), and (5) through (10) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.81 to $97.56, inclusive.
F4These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.50 to $91.25, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.57 to $92.47, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.95 to $93.39, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.21 to $94.84, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.64 to $96.54, inclusive.
F1Represents shares of the Issuer's Class A common stock purchased by the Reporting Person in an underwritten public offering at the public offering price.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.135 to $94.99, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) through (7) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $95.18 to $95.51, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $96.235 to $97.215, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $97.275 to $98.255, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $98.325 to $98.77, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $99.56 to $99.595, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
IndirectHeld by the Altschuler Family Trust (2020)
SaleMay 21, 2026
Class A Common StockF7
6,324
$87.6297
$554.17K
460,737
IndirectHeld by the Altschuler Family Trust (2020)
SaleMay 21, 2026
Class A Common StockF8
1,109
$88.678
$98.34K
459,628
IndirectHeld by the Altschuler Family Trust (2020)
SaleMay 21, 2026
Class A Common StockF9
3,293
$89.684
$295.33K
456,335
IndirectHeld by the Altschuler Family Trust (2020)
SaleMay 21, 2026
Class A Common StockF10
823
$90.5751
$74.54K
455,512
IndirectHeld by the Altschuler Family Trust (2020)
SaleMay 21, 2026
Class A Common Stock
264
$91.60
$24.18K
455,248
IndirectHeld by the Altschuler Family Trust (2020)
Filing footnotes · 10
F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.19 to $87.18, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (1) through (10) to this Form 4.
F10The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.325 to $90.725, inclusive.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.19 to $88.18, inclusive.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.245 to $89.21, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.315 to $90.28, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.32 to $90.72, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.19 to $87.18, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.19 to $88.17, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.23 to $89.21, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.265 to $90.25, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.89 to $87.86, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), (4) and (5) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.935 to $88.71, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.935 to $89.72, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.285 to $90.82, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.84 to $79.795, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) and (3) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.84 to $80.45, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.84 to $79.78, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) and (3) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $79.84 to $80.47, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.19 to $40.68, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) and (4) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.255 to $42.185, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.24 to $41.22, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) and (4) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.32 to $42.27, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.24 to $41.22, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4) and (5) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.32 to $42.19, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.48 to $42.49, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.19 to $41.06, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3) and (4) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.32 to $42.315, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.42 to $42.42, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (4) and (5) to this Form 4.
F3These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.24 to $40.82, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.32 to $42.31, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.60 to $42.42, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $41.405, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), (4), (6), (7) and (8) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.52 to $42.43, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.54 to $42.63, inclusive.
F5These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $41.405, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.52 to $42.505, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.525 to $42.71, inclusive.
F1Represents restricted stock units ("RSU") that were granted in March 2025 subject to performance-based vesting conditions pertaining to 2025 performance, the achievement of which was certified by the Board on February 24, 2026. Of these RSUs, 1/3rd of the shares vested on February 24, 2026, and the remainder of the shares underlying the RSUs will vest in equal installments on each of February 24, 2027 and February 24, 2028, subject to the reporting person's continuous service.
F2The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F3These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.17 to $42.03, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (4), (5) and (6) to this Form 4.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.88 to $43.845, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.90 to $44.75, inclusive.
F1Represents restricted stock units ("RSU") that were granted in March 2025 subject to performance-based vesting conditions pertaining to 2025 performance, the achievement of which was certified by the Board on February 24, 2026. Of these RSUs, 1/3rd of the shares vested on February 24, 2026, and the remainder of the shares underlying the RSUs will vest in equal installments on each of February 24, 2027 and February 24, 2028, subject to the reporting person's continuous service.
F2The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F3These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.985 to $41.88, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (4), (5), (6) and (7) to this Form 4.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.00 to $43.00, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.06 to $44.06, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.13 to $44.735, inclusive.
F1Represents restricted stock units ("RSU") that were granted in March 2025 subject to performance-based vesting conditions pertaining to 2025 performance, the achievement of which was certified by the Board on February 24, 2026. Of these RSUs, 1/3rd of the shares vested on February 24, 2026, and the remainder of the shares underlying the RSUs will vest in equal installments on each of February 24, 2027 and February 24, 2028, subject to the reporting person's continuous service.
F2The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F3These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.17 to $41.82, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (4), (5) and (6) to this Form 4.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.88 to $43.80, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.97 to $44.69, inclusive.
F1Represents restricted stock units ("RSU") that were granted in March 2025 subject to performance-based vesting conditions pertaining to 2025 performance, the achievement of which was certified by the Board on February 24, 2026. Of these RSUs, 1/3rd of the shares vested on February 24, 2026, and the remainder of the shares underlying the RSUs will vest in equal installments on each of February 24, 2027 and February 24, 2028, subject to the reporting person's continuous service.
F10The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.93 to $42.93, inclusive.
F11The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.94 to $43.93, inclusive.
F12The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.96 to $44.81, inclusive.
F2Held by the 2021 Tigers Trust, over which the Reporting Person may be deemed to exercise voting control.
F3Held by the Matthew Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F4Held by the Sasha Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F5Held by the Noah Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F6Held by the Altschuler Family Trust (2020), over which the Reporting Person may be deemed to exercise voting control.
F7The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F8These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.905 to $41.88, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (9), (10), (11) and (12) to this Form 4.
F1Represents restricted stock units ("RSU") that were granted in March 2025 subject to performance-based vesting conditions pertaining to 2025 performance, the achievement of which was certified by the Board on February 24, 2026. Of these RSUs, 1/3rd of the shares vested on February 24, 2026, and the remainder of the shares underlying the RSUs will vest in equal installments on each of February 24, 2027 and February 24, 2028, subject to the reporting person's continuous service.
F2Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F3These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.99 to $41.88, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (4), (5), (6) and (7) to this Form 4.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.00 to $42.93, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.02 to $43.98, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.095 to $44.74, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $57.13 to $57.46, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) and (3) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $58.70 to $59.67, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.10 to $64.06, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4), (5), (6), (7) and (8) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.18 to $65.175, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.195 to $66.01, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.245 to $67.18, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.52 to $68.46, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.55 to $68.75, inclusive.
F1These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F2The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.945 to $63.41, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4), (5), (6) and (7) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.12 to $64.26, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.48 to $66.45, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.55 to $67.54, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.615 to $67.825, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.945 to $63.67, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4), (5) and (6) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.005 to $64.62, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.21 to $67.18, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.34 to $67.97, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.41 to $63.67, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4) and (5) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.395 to $67.14, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.58 to $67.95, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F10Held by the Sasha Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F11Held by the Noah Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F12Held by the Altschuler Family Trust (2020), over which the Reporting Person may be deemed to exercise voting control.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.945 to $63.79, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4), (5), (6) and (7) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.005 to $65.00, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.36 to $66.24, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.37 to $67.285, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.465 to $67.89, inclusive.
F8Held by the 2021 Tigers Trust, over which the Reporting Person may be deemed to exercise voting control.
F9Held by the Matthew Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.24 to $61.205, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), (5), (6), (7), (8) and (9) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.785 to $62.625, inclusive.
F4These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.945 to $63.81, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.005 to $64.47, inclusive.
F7The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.32 to $66.24, inclusive.
F8The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.395 to $67.30, inclusive.
F9The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.42 to $67.95, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.24 to $61.235, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) and (3) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.61 to $62.59, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.51 to $56.50, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2) and (3) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.85 to $57.55, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.00 to $60.63, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.89 to $66.715, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.07 to $67.26, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.185 to $68.87, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.105 to $60.205, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), (4) and (5) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.155 to $62.01, inclusive.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.55 to $62.915, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.02 to $64.77, inclusive.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.965 to $49.61, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4) and (5) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.46 to $51.425, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.505 to $52.45, inclusive.
F1The transaction reported in this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F10Held by the Reporting Person's spouse.
F11Held by the Altschuler Family Trust (2020), over which the Reporting Person may be deemed to exercise voting control.
F2A portion of these shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.88 to $49.69, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (3), (4) and (5) to this Form 4.
F4The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.99 to $50.98, inclusive.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.08 to $51.80, inclusive.
F6Held by the 2021 Tigers Trust, over which the Reporting Person may be deemed to exercise voting control.
F7Held by the Matthew Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F8Held by the Sasha Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F9Held by the Noah Sladkin Altschuler 2012 Trust, over which the Reporting Person may be deemed to exercise voting control.
F1Represents shares sold in a transaction that was effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.
F2The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.22 to $52.05, inclusive. The reporting person undertakes to provide to Xometry, Inc., any security holder of Xometry, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price in the ranges set forth in footnotes (2), (3), (5) and (6) to this Form 4.
F3The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $52.93 to $53.84, inclusive.
F4These shares were sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units.
F5The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.92 to $49.57, inclusive.
F6The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.45 to $51.425, inclusive.
