DF

Deresa Fischer Durkee

DELAYED 1 MONTH

SVP, Chief Accounting Officer

COMMUNITY FINANCIAL SYSTEM, INC.

Filings

2

Companies

1

Latest

Jun 10, 2026

Transactions

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Ticker / Company

Insider

Transaction

Value

Filed

—

COMMUNITY FINANCIAL SYSTEM, INC.

Deresa Fischer Durkee

SVP, Chief Accounting Officer

Option Exercise

$75.0K

1,623 sh

Jun 11 8:21 PM

Jun 10, 2026