Marya Burgio Wlos - 17 Mar 2026 Form 4 Insider Report for COMMUNITY FINANCIAL SYSTEM, INC. (CBU)

Role
EVP & Chief Financial Officer
Signature
/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Marya Burgio Wlos
Issuer symbol
CBU
Transactions as of
17 Mar 2026
Net transactions value
$0
Form type
4
Filing time
19 Mar 2026, 15:46:24 UTC
Previous filing
05 May 2025
SEC
View on sec.gov

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Quoteable Key Fact

"Marya Burgio Wlos filed Form 4 for COMMUNITY FINANCIAL SYSTEM, INC. (CBU) on 19 Mar 2026."

Quick Takeaways

  • This page summarizes Marya Burgio Wlos's Form 4 filing for COMMUNITY FINANCIAL SYSTEM, INC. (CBU).
  • 2 reported transactions and 2 derivative rows are listed below.
  • Filing timestamp: 19 Mar 2026, 15:46.

What Changed

  • Previous filing in this sequence was filed on 05 May 2025.
  • Current net transaction value: $0.

Why This Matters

  • 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.

Official SEC Source

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Wlos Marya Burgio EVP & Chief Financial Officer C/O COMMUNITY FINANCIAL SERVICE, INC., 5790 WIDEWATERS PARKWAY, DEWITT /s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Marya Burgio Wlos 19 Mar 2026 0002063487

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding CBU Common Stock 2,266 17 Mar 2026 Direct
holding CBU Common Stock 479 17 Mar 2026 By 401(k) Plan F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CBU Restricted Stock Units Award +1,571 $0.000000* 1,571 17 Mar 2026 Common Stock 1,571 Direct F2, F3
transaction CBU Stock Option Award +6,004 $0.000000* 6,004 17 Mar 2026 Common Stock 6,004 $56.64 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The number of shares reported herein acquired pursuant to Community Financial System, Inc.'s 401(k) Plan and are based on a current plan statement.
F2 Each restricted stock unit represents a contingent right to receive one share of Community Financial System, Inc. common stock.
F3 The restricted stock units vest in three equal annual installments beginning March 1, 2027.
F4 The option vests ratably on March 17, 2027, 2028, 2029, 2030, and 2031.

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