What was the price used for Brian B. Tessin’s ISBA share grant?

The grant of 7 common shares to Brian B. Tessin was reported at $41.49 per share. This value is the transaction price per share disclosed for the compensation-related acquisition.

Does Brian B. Tessin’s ISBA Form 4 show any share sales or disposals?

The Form 4 does not show any sales or disposals. It reports only one non-derivative transaction classified as a grant, award, or other acquisition, increasing his direct holdings to 1,062 common shares.

Director at ISABELLA BANK CORP (ISBA) receives small 7-share stock grant

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Tessin Brian B reported acquisition or exercise transactions in this Form 4 filing.

ISABELLA BANK CORP director Brian B. Tessin received a grant of 7 shares of common stock at $41.49 per share. This compensation-related award increased his directly held position to 1,062 common shares, representing a small, routine change in his overall ownership.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Tessin Brian B

Role null

Type	Security	Shares	Price	Value
Grant/Award	common	7	$41.49	$290.43

Holdings After Transaction: common — 1,062 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 7 shares Grant price: $41.49 per share Post-transaction holdings: 1,062 shares

3 metrics

Shares granted 7 shares Grant, award, or other acquisition of common stock

Grant price $41.49 per share Reported transaction price per share for the awarded common stock

Post-transaction holdings 1,062 shares Total common shares directly held after the grant

Key Terms

Grant, award, or other acquisition, non-derivative, Form 4

3 terms

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

non-derivative financial

"transaction_type: "non-derivative""

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

06/03/2026 - 12:29 PM

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^*

Tessin Brian B

(Last)

(First)

(Middle)

401 N MAIN ST.

(Street)

MT PLEASANT

MICHIGAN

48858

(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)
06/01/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
common	06/01/2026		A		7	A	$41.49	1,062	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

Remarks:

	/s/ Jennifer L. Gill, By Power of Attorney	06/03/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did ISABELLA BANK CORP (ISBA) report for Brian B. Tessin?

ISABELLA BANK CORP reported that director Brian B. Tessin received a grant of 7 common shares. The award was recorded at $41.49 per share and classified as a grant, award, or other acquisition rather than an open-market purchase.

Was Brian B. Tessin’s ISBA transaction an open-market buy or a grant?

The transaction was a grant, not an open-market buy. It is coded as a “Grant, award, or other acquisition,” indicating compensation-related shares rather than a discretionary purchase in the public market.

How many ISABELLA BANK CORP shares does Brian B. Tessin hold after this Form 4?

After the 7-share grant, Brian B. Tessin directly holds 1,062 common shares of ISABELLA BANK CORP. This figure reflects his position immediately following the reported transaction on the Form 4.