Isabella Bank director granted 242 shares at $38.55

Director Jeffrey J. Barnes received a small equity award in ISABELLA BANK CORP common stock, modestly increasing his direct ownership.

Rhea-AI Filing Summary

ISABELLA BANK CORP (symbol: ISBA) is the issuer of record for a Form 4 filing submitted to the SEC. Barnes Jeffrey J reported acquisition or exercise transactions in this Form 4 filing.

ISABELLA BANK CORP (ISBA) reported that director Jeffrey J. Barnes received a grant or award of 242 shares of common stock on September 1, 2026. The award was valued at $38.55 per share, bringing his directly held stake to 42,785.1161 shares of common stock. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Grant/Award: 242 shares

Grant/Award 1 txn

Insider Barnes Jeffrey J

Role Director

Type	Security	Shares	Price	Value
Grant/Award	common	242	$38.55	$9K

Holdings After Transaction: common — 42,785.1161 shares (Direct)

Key Figures

Shares granted: 242 shares Grant value per share: $38.55 per share Shares held after transaction: 42,785.1161 shares

3 metrics

Shares granted 242 shares Grant or award of ISBA common stock on September 1, 2026

Grant value per share $38.55 per share Value assigned to the 242-share grant on September 1, 2026

Shares held after transaction 42,785.1161 shares Jeffrey J. Barnes’s directly held ISBA common shares after the grant

Key Terms

Grant, award, or other acquisition, non-derivative, direct ownership

3 terms

Grant, award, or other acquisition financial

"The transaction is described as a grant, award, or other acquisition"

non-derivative financial

"The 242-share transaction is reported as a non-derivative security"

direct ownership financial

"The filing lists these ISBA shares as direct ownership"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did ISBA disclose for Jeffrey J. Barnes?

ISABELLA BANK CORP disclosed that director Jeffrey J. Barnes received a grant or award of 242 shares of common stock on September 1, 2026 at a value of $38.55 per share, increasing his directly held position.

How many ISBA shares does Jeffrey J. Barnes hold after this transaction?

After the September 1, 2026 grant, Jeffrey J. Barnes directly holds 42,785.1161 shares of ISABELLA BANK CORP common stock, according to the filing.

Was the ISBA insider transaction by Jeffrey J. Barnes a purchase or a grant?

The filing describes the September 1, 2026 transaction as a grant, award, or other acquisition of 242 shares of ISABELLA BANK CORP common stock, not an open-market purchase.

What was the reported value per share in the ISBA grant to Jeffrey J. Barnes?

The grant or award of ISABELLA BANK CORP common stock to Jeffrey J. Barnes on September 1, 2026 was reported at $38.55 per share for the 242 shares awarded.

Is the Jeffrey J. Barnes ISBA stock grant under a Rule 10b5-1 plan?

No. The filing’s Rule 10b5-1 checkbox is not marked as affirmative, indicating no Rule 10b5-1 trading plan is reported for this September 1, 2026 grant to Jeffrey J. Barnes.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 09/03/2026 - 01:07 PM EDT Accepted by SEC EDGAR 09/03/2026 - 01:07 PM EDT 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^*

Barnes Jeffrey J

(Last) (First) (Middle)

4382 W. JORDAN RD.

(Street)

WEIDMAN MICHIGAN 48893

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026

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	09/01/2026		A		242	A	$38.55	42,785.1161	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	09/03/2026
	** 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)