144 0001201821 XXXXXXXX LIVE 0000723188 COMMUNITY BANK SYSTEMS 001-13695 5790 WIDEWATERS PARKWAY. DEWITT NY 13214 315 445 315 ERIC STICKELS DIRECTOR Common APEX CLEARING

5790 WIDEWATERS PARKWAY DEWIT NY 13214

2000 12718000 5255 06/08/2026 NYSE Common 06/08/2026 NA COMMUNITY BANK SYSTEMS N 0 06/08/2026 NA Y 06/08/2026 /s/Eric Stickels