COMMUNITY FINANCIAL SYSTEM, INC.·4

Mar 4, 12:13 PM ET

Gillan-Myer Maureen A 4

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

Insider Transaction Report

Form 4
Period: 2026-03-02
Gillan-Myer Maureen A
EVP, Chief Admin & HR Officer
Transactions
  • Tax Payment

    Common Stock

    [F1]
    2026-03-02$60.55/sh522$31,6075,028 total
Holdings
  • Common Stock

    [F2]
    (indirect: By 401(k))
    175.835
Footnotes (2)
  • [F1]Payment of tax liability associated with vesting of restricted stock awards.
  • [F2]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.
Signature
/s/ Danielle M. Cima, pursuant to a Confirming Statement executed by Maureen Gillan-Myer|2026-03-04

Documents

1 file
  • 4
    form4.xmlPrimary

    PRIMARY DOCUMENT