Isabella Bank (ISBA) president adds 2,225 shares in insider acquisition

Rhea-AI Filing Summary

Isabella Bank Corp president and director Neil Michael McDonnell reported an insider stock acquisition. On January 28, 2026, he acquired 2,225.5193 shares of Isabella Bank common stock at $0 per share, increasing his direct holdings to 12,095.8005 shares. He also reports indirect beneficial ownership of 42 shares held by an immediate family member.

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^*

McDonnell Neil Michael

(Last) (First) (Middle)

401 N MAIN ST

(Street)

MOUNT 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)

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

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2026

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	01/28/2026		A		2,225.5193	A	$0	12,095.8005	D
common								42	I	By immediate family member

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	01/29/2026
	** 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 report for January 28, 2026?

Isabella Bank Corp reported that president and director Neil Michael McDonnell acquired 2,225.5193 shares of common stock on January 28, 2026 at $0 per share, raising his direct holdings to 12,095.8005 shares, plus 42 shares held indirectly by an immediate family member.

How many Isabella Bank (ISBA) shares does Neil Michael McDonnell now hold?

After the reported Form 4 transaction, Neil Michael McDonnell directly owns 12,095.8005 Isabella Bank common shares. He also has indirect beneficial ownership of 42 additional common shares held by an immediate family member, according to the filing’s ownership table disclosures.

Was the ISBA insider transaction a purchase or another type of acquisition?

The filing shows transaction code "A" for an acquisition of 2,225.5193 common shares at $0 per share. While the exact form of acquisition is not detailed, the zero-dollar price indicates the shares were received without a cash payment per share.

What roles does Neil Michael McDonnell hold at Isabella Bank Corp (ISBA)?

Neil Michael McDonnell is identified as both a director and an officer of Isabella Bank Corp, serving in the role of president. These positions are disclosed in the relationship section of the Form 4 insider trading report filed for the January 28, 2026 transaction.

How is indirect ownership reported in the ISBA Form 4 filing?

The Form 4 shows 42 Isabella Bank common shares owned indirectly, marked as "I" for indirect with the notation "By immediate family member." This means McDonnell reports beneficial ownership in shares held by a family member, separate from his directly held 12,095.8005 shares.

Does the ISBA Form 4 show any derivative securities for Neil Michael McDonnell?

The filing’s derivative securities table is present but contains no reported derivative positions for Neil Michael McDonnell. Only non-derivative common stock holdings are detailed, including the new 2,225.5193-share acquisition and total direct and indirect share counts.