First Business Financial Services, Inc.

FBIZ· Nasdaq

Since Oct 5, 2025

Transactions: 2
Purchases: 1
Sales: 1
Purchase value: $3.65K
Sale value: $47.38K

Values are shares multiplied by reported price when both were supplied, each trade counted once however many filers reported it.

Chandler Jodi AChief Human Resources Officer

Filed Aug 28, 2026Period of report Aug 27, 20260000892712-26-000359

Transaction	Security	Shares	Price	ValueValue (shares × price)	Held after	Ownership
SaleAug 27, 2026	Common Stock^F1	675	$70.1945	$47.38K	22,550	Direct

Filing footnotes · 1

F1The price reported in column 4 is the weighted average sale price. These shares were sold in multiple transactions at prices ranging from $70.10 to $70.30, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Open on SEC EDGAR

Crampton Kevin DChief Accounting Officer

Filed Nov 10, 2025Period of report Nov 7, 20250000892712-25-000145

Transaction	Security	Shares	Price	ValueValue (shares × price)	Held after	Ownership
PurchaseNov 7, 2025	Common Stock	71	$51.40	$3.65K	1,892	Direct

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.