COMMUNITY FINANCIAL SYSTEM, INC.·4

Mar 4, 11:45 AM ET

Durkee Matthew K 4

4 · COMMUNITY FINANCIAL SYSTEM, INC. · Filed Mar 4, 2026

Insider Transaction Report

Form 4
Period: 2026-03-02
Durkee Matthew K
SVP, Chief Banking OfficerOther
Transactions
  • Tax Payment

    Common Stock

    [F1]
    2026-03-02$60.55/sh399$24,1592,858 total
Holdings
  • Common Stock

    [F2]
    (indirect: By 401(k))
    9,743.697
Footnotes (2)
  • [F1]Payment of tax liability associated with vesting of restricted stock award.
  • [F2]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.
Signature
/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Matthew K. Durkee|2026-03-03

Documents

1 file
  • 4
    form4.xmlPrimary

    PRIMARY DOCUMENT