First Business Financial (FBIZ) HR chief sells 675 shares

Rhea-AI Filing Summary

FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) had an insider transaction by Jodi A. Chandler, Chief Human Resources Officer. On 2026-08-27, Chandler sold 675 shares of common stock in open-market or private transactions at a weighted average price of $70.1945 per share, with individual sale prices ranging from $70.10 to $70.30. After this transaction, Chandler directly held 22,550 shares of FBIZ common stock.

Insider Trade Summary

Net Seller: 675 shares

Net Sell 1 txn

Insider Chandler Jodi A

Role Chief Human Resources Officer

Sold 675 shs ($47K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1	675	$70.1945	$47K

Holdings After Transaction: Common Stock — 22,550 shares (Direct)

Footnotes (1)

1. F1. The 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.

Key Figures

Shares sold: 675 shares of Common Stock Weighted average sale price: $70.1945 per share Sale price range: $70.10 to $70.30 per share +2 more

5 metrics

Shares sold 675 shares of Common Stock Non-derivative sale on 2026-08-27

Weighted average sale price $70.1945 per share Open-market or private sale on 2026-08-27

Sale price range $70.10 to $70.30 per share Multiple transactions included in the reported sale

Shares owned after transaction 22,550 shares Direct ownership by Jodi A. Chandler after the sale

Net shares sold 675 shares Net sell direction across reported transactions

Key Terms

weighted average sale price, open market or private transaction, non-derivative

3 terms

weighted average sale price financial

"The price reported in column 4 is the weighted average sale price."

open market or private transaction financial

"transaction code description: Sale in open market or private transaction"

non-derivative financial

"transaction_type: non-derivative"

FAQ

What insider transaction did FBIZ report for Jodi A. Chandler?

Jodi A. Chandler, Chief Human Resources Officer, reported selling 675 shares of FBIZ common stock on 2026-08-27 in an open-market or private transaction.

At what price did Jodi A. Chandler sell FBIZ shares?

The reported weighted average sale price was $70.1945 per share, with multiple trades executed at prices ranging from $70.10 to $70.30 per share.

How many FBIZ shares does Jodi A. Chandler hold after this sale?

After the reported sale, Jodi A. Chandler directly held 22,550 shares of FIRST BUSINESS FINANCIAL SERVICES, INC. common stock.

Was the FBIZ insider sale by Jodi A. Chandler under a Rule 10b5-1 plan?

The filing indicates the Rule 10b5-1 checkbox was not affirmed for this transaction, so it was not identified as occurring under a Rule 10b5-1 trading plan.

What type of security did Jodi A. Chandler trade in FBIZ?

The transaction involved Common Stock of FIRST BUSINESS FINANCIAL SERVICES, INC., classified as a non-derivative security.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/28/2026 - 04:41 PM Accepted by SEC EDGAR 08/28/2026 - 04:40 PM Learn about SEC filing dates

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^*

Chandler Jodi A

(Last) (First) (Middle)

401 CHARMANY DRIVE

(Street)

MADISON WISCONSIN 53719

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	Chief Human Resources Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/27/2026

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

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

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

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	08/27/2026		S		675	D	$70.1945(1)	22,550	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:

1. The 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.

	Peter J. Wilder (pursuant to Power of Attorney filed previously)	08/28/2026
	** 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.
* Form 4: SEC 1474 (03-26)