Community Financial (NYSE: CBU) SVP files initial Form 3

Rhea-AI Filing Summary

COMMUNITY FINANCIAL SYSTEM, INC. executive Matthew K. Durkee filed an initial ownership report as SVP, Chief Banking Officer and President, Commercial Banking. The Form 3 lists his existing holdings in company stock and stock options rather than new purchases or sales.

The filing shows direct holdings of stock options with post-report balances of 2,496, 5,451, and 4,474 options, and 3,257 shares of common stock. It also reports 9,620.2561 shares of common stock held indirectly through Community Financial System, Inc.'s 401(k) Plan, based on a current plan statement.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person^*

Durkee Matthew K

(Last) (First) (Middle)

C/O COMMUNITY FINANCIAL SYSTEM, INC.

5790 WIDEWATERS PARKWAY

(Street)

DEWITT NY 13214

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2026

3. Issuer Name and Ticker or Trading Symbol
COMMUNITY FINANCIAL SYSTEM, INC. [ CBU ]

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

	Director		10% Owner
X	Officer (give title below)	X	Other (specify below)
	SVP, Chief Banking Officer		President, Commercial Banking

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	3,257	D
Common Stock	9,620.2561	I	By 401(K)(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option	(2)	03/14/2033	Common Stock	2,496	$54.06	D
Stock Option	(3)	03/19/2034	Common Stock	5,451	$44.27	D
Stock Option	(4)	03/18/2035	Common Stock	4,474	$58.1	D

Explanation of Responses:

1. The number of shares reported herein were acquired pursuant to Community Financial System, Inc.'s 401(k) Plan and are based on a current plan statement.

2. The options vest ratably on March 14, 2024, 2025, 2026, 2027, and 2028.

3. The options vest ratably on March 19, 2025, 2026, 2027, 2028, and 2029.

4. The options vest ratably on March 18, 2026, 2027, 2028, 2029, and 2030.

	/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Matthew K. Durkee	02/23/2026
	** 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 5 (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.
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FAQ

What does Matthew K. Durkee's Form 3 for CBU report?

The Form 3 reports Matthew K. Durkee’s existing ownership of COMMUNITY FINANCIAL SYSTEM, INC. securities. It lists his current balances of stock options and common stock, including shares held directly and shares held indirectly through the company’s 401(k) Plan based on a current plan statement.

Which roles does Matthew K. Durkee hold at COMMUNITY FINANCIAL SYSTEM, INC. (CBU)?

Matthew K. Durkee is reported as an officer of COMMUNITY FINANCIAL SYSTEM, INC., serving as SVP, Chief Banking Officer. He is also identified as President, Commercial Banking, reflecting his senior leadership role tied to the reported equity and option holdings in the company.

What common stock holdings does Durkee report in CBU on this Form 3?

Durkee reports 3,257 shares of COMMUNITY FINANCIAL SYSTEM, INC. common stock held directly. He also reports 9,620.2561 shares of common stock held indirectly through Community Financial System, Inc.'s 401(k) Plan, with those plan shares based on a current plan statement balance.

What stock option positions are disclosed for Durkee in the CBU Form 3?

The filing lists three direct stock option holdings with total shares following the report of 2,496, 5,451, and 4,474 options. Footnotes explain that these options vest ratably on specified March dates between 2024 and 2030, reflecting multi-year vesting schedules for the awards.

How do Durkee’s 401(k) holdings in CBU stock appear in the Form 3?

The Form 3 shows 9,620.2561 COMMUNITY FINANCIAL SYSTEM, INC. common shares held indirectly “By 401(K).” A footnote clarifies these shares were acquired under Community Financial System, Inc.'s 401(k) Plan and are reported based on a current plan statement balance at the time of reporting.

What vesting schedules are disclosed for Durkee’s CBU stock options?

Footnotes state that one option grant vests ratably on March 14, 2024 through 2028, another on March 19, 2025 through 2029, and a third on March 18, 2026 through 2030. These schedules indicate annual vesting across several years for each option award.