ISABELLA BANK (ISBA) lending chief buys 61 shares in open market

Rhea-AI Filing Summary

ISABELLA BANK CORP Chief Lending Officer Michael Kyle Huenemann reported an open-market purchase of 61 shares of common stock at a price of $31.47 per share. After this transaction on March 2, 2026, his direct holdings increased to 1,097.0622 common shares.

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

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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^*

Huenemann Michael Kyle

(Last) (First) (Middle)

139 E. BROADWAY ST.

(Street)

MT. PLEASANT MI 48858

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ISABELLA BANK CORP [ ISBA ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Lending Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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	03/02/2026		P		61	A	$31.47	1,097.0622	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:

Remarks:

	/s/ Jennifer L. Gill, By Power of Attorney	03/04/2026
	** 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 transaction did ISBA’s Chief Lending Officer report?

ISBA’s Chief Lending Officer Michael Kyle Huenemann reported buying 61 common shares. The open-market purchase was made at $31.47 per share, increasing his directly owned stake to 1,097.0622 common shares following the transaction on March 2, 2026.

Was the ISBA insider Form 4 transaction a buy or a sell?

The ISBA insider Form 4 shows a buy transaction. Chief Lending Officer Michael Kyle Huenemann executed an open-market purchase of 61 common shares at $31.47 per share, increasing his directly owned holdings to 1,097.0622 shares after the reported trade.

How many ISABELLA BANK CORP shares does the insider own after this trade?

After this trade, the insider directly owns 1,097.0622 ISABELLA BANK CORP common shares. This reflects the addition of 61 shares purchased in the open market at $31.47 per share, as disclosed in the Form 4 insider transaction report.

What price did the ISBA insider pay per share in the latest Form 4?

The ISBA insider paid $31.47 per share in the latest Form 4 transaction. Chief Lending Officer Michael Kyle Huenemann bought 61 common shares at this price, which raised his total directly held position to 1,097.0622 common shares after the purchase.

Who is the insider involved in the recent ISBA Form 4 filing?

The insider is Michael Kyle Huenemann, Chief Lending Officer of ISABELLA BANK CORP. He reported an open-market purchase of 61 common shares at $31.47 per share, bringing his directly owned holdings to 1,097.0622 shares after the transaction.

Is the reported ISBA insider ownership direct or indirect?

The reported ISBA insider ownership is direct. The Form 4 identifies the nature of ownership as direct, with Chief Lending Officer Michael Kyle Huenemann holding 1,097.0622 common shares after purchasing 61 shares in an open-market transaction at $31.47 per share.