First Business (NASDAQ: FBIZ) exec logs share award and tax withholding

Rhea-AI Filing Summary

FIRST BUSINESS FINANCIAL SERVICES, INC. President - Specialty Finance, Niamh M. Kristufek, reported mixed share movements. On 2026-02-16, she received a grant of 660 shares of common stock at $0.00 per share and disposed of 254 shares at $58.36 per share for tax withholding. After these transactions, she directly owned 3,336 common shares.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Kristufek Niamh M.

Role President - Specialty Finance

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	660	$0.00	--
Tax Withholding	Common Stock	254	$58.36	$15K

Holdings After Transaction: Common Stock — 3,590 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Kristufek Niamh M.

(Last) (First) (Middle)

401 CHARMANY DRIVE

(Street)

MADISON WI 53719

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FIRST BUSINESS FINANCIAL SERVICES, INC. [ FBIZ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President - Specialty Finance

3. Date of Earliest Transaction (Month/Day/Year)
02/16/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/16/2026		A		660	A	$0	3,590	D
Common Stock	02/16/2026		F		254	D	$58.36	3,336	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	Peter J. Wilder (pursuant to Power of Attorney filed previously)	02/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did FBIZ executive Niamh M. Kristufek report?

Niamh M. Kristufek reported a grant of 660 FBIZ common shares and a related tax-withholding disposition of 254 shares. Both actions occurred on 2026-02-16 and involved directly held stock in FIRST BUSINESS FINANCIAL SERVICES, INC.

When did the latest FBIZ Form 4 transactions by Niamh M. Kristufek occur?

The FBIZ Form 4 shows both transactions took place on 2026-02-16. That date applies to the 660-share award and the 254-share tax-withholding disposition, all in FIRST BUSINESS FINANCIAL SERVICES, INC. common stock.

How many FBIZ shares was Niamh M. Kristufek granted in this Form 4?

She was granted 660 shares of FIRST BUSINESS FINANCIAL SERVICES, INC. common stock at a reported price of $0.00 per share. This reflects a share award, classified as a grant or other acquisition under transaction code A.

What does the 254-share FBIZ disposition represent in this Form 4?

The 254-share disposition is a tax-withholding transaction at $58.36 per share, coded F. It represents payment of tax liability by delivering FBIZ common shares, rather than an open-market sale, and is recorded as a disposal.

How many FBIZ shares does Niamh M. Kristufek own after these transactions?

After the grant and tax-withholding disposition, she directly owns 3,336 shares of FIRST BUSINESS FINANCIAL SERVICES, INC. common stock. This post-transaction holding reflects both the 660-share award and the 254-share disposition reported.

What role does Niamh M. Kristufek hold at FBIZ in this Form 4?

She is identified as an officer of FIRST BUSINESS FINANCIAL SERVICES, INC., serving as President - Specialty Finance. Her Form 4 transactions involve common stock held directly in connection with her executive role at the company.