Chemung Financial (NASDAQ: CHMG) officer reports small common stock sales

Rhea-AI Filing Summary

Chemung Financial Corp reported that one of its executives, who serves as Executive Vice President and Chief Credit Officer, filed a Form 4 for small transactions in the company’s common stock. On 12/15/2025, the executive disposed of 124 shares at $59.30 per share, and on 12/16/2025, disposed of 67 shares at $59.57 per share, both coded as transaction type “F.”

Following these transactions, the executive directly beneficially owned 6,275 shares of Chemung Financial common stock. The filing covers only non-derivative common stock, with no derivative securities reported in Table II.

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^*

Cosgrove Peter K

(Last) (First) (Middle)

ONE CHEMUNG CANAL PLAZA

PO BOX 1522

(Street)

ELMIRA NY 14901

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CHEMUNG FINANCIAL CORP [ CHMG ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Vice President & CCO

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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 STOCK	12/15/2025		F		124	D	$59.3	6,342	D
COMMON STOCK	12/16/2025		F		67	D	$59.57	6,275	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:

	Kathleen E. Cook, Attorney-in-Fact, pursuant to Power of Attorney dated July 16, 2025	12/17/2025
	** 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 Chemung Financial Corp (CHMG) report in this Form 4?

An executive of Chemung Financial Corp reported two small dispositions of the company’s common stock on 12/15/2025 and 12/16/2025, both listed in Table I of the Form 4.

How many Chemung Financial (CHMG) shares were sold and at what prices?

The executive disposed of 124 shares at $59.30 per share on 12/15/2025 and 67 shares at $59.57 per share on 12/16/2025, for a total of 191 shares.

How many Chemung Financial Corp shares does the reporting person hold after these transactions?

After the reported transactions, the Form 4 states that the executive directly beneficially owned 6,275 shares of Chemung Financial Corp common stock.

What is the reporting person’s role at Chemung Financial Corp (CHMG)?

The reporting person is an officer of Chemung Financial Corp, serving as Executive Vice President & Chief Credit Officer (CCO), as indicated in box 5 of the form.

Were any derivative securities reported in this Chemung Financial Form 4?

The Form 4 includes a Table II section for derivative securities, but no derivative transactions are listed there in the provided content.

Who signed the Chemung Financial Corp Form 4 and on what date?

The Form 4 was signed by Kathleen E. Cook as Attorney-in-Fact pursuant to a Power of Attorney dated July 16, 2025, with a signature date of 12/17/2025.