Michael N. Abdo - 04 Mar 2026 Form 4 Insider Report for COMMUNITY FINANCIAL SYSTEM, INC. (CBU)

Reporting owner
Signature
/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Michael N. Abdo
Issuer context
Transaction snapshot
SEC evidence
Form type
4
Filing time
06 Mar 2026, 14:09:18 UTC
Previous filing
04 Mar 2026
Next filing
19 Mar 2026
SEC filing
View on sec.gov

Key filing fact

Michael N. Abdo filed Form 4 for COMMUNITY FINANCIAL SYSTEM, INC. (CBU) on 06 Mar 2026.

Key facts

  • This page summarizes Michael N. Abdo's Form 4 filing for COMMUNITY FINANCIAL SYSTEM, INC. (CBU).
  • 2 reported transactions and 0 derivative rows are listed below.
  • Filing timestamp: 06 Mar 2026, 14:09.

Change

  • Previous filing in this sequence was filed on 04 Mar 2026.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

CIK 0001933852 Primary reporting owner

Abdo Michael N

Relationship
EVP and General Counsel
Address
C/O COMMUNITY FINANCIAL SYSTEM, INC., 333 BUTTERNUT DRIVE, SYRACUSE
Signature
/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Michael N. Abdo
Signature date
06 Mar 2026

Reported transactions

CBU transaction

Common Stock

Award

Transaction value
Shares
+1,948
Change %
+29%
Price
$0.000000*
Shares after
8,717
Date
04 Mar 2026
Ownership
Direct
Footnotes
F1
CBU transaction

Common Stock

Tax liability

Transaction value
Shares
-707
Change %
-8.1%
Price
$59.87*
Shares after
8,010
Date
04 Mar 2026
Ownership
Direct
Footnotes
F2
CBU holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
2,731
Date
04 Mar 2026
Ownership
By 401(K)
Footnotes
F3
* indicates a reported price that failed the local validity check.

Explanation of Responses:

Id Content
F1 On March 4, 2026, the Compensation Committee approved the vesting of the three-year performance-based restricted stock award, granted to the reporting person in 2023, based on achievement of predetermined performance criteria at the target level. The reporting person received 1,752 shares of common stock under the award and 196.2353 shares of common stock acquired under the dividend reinvestment feature of the Community Financial System, Inc. 2022 Long-Term Incentive Plan, as amended (the "Plan").
F2 Payment of tax liability associated with vesting of performance stock award.
F3 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.
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