Maureen A. Gillan-Myer, EVP, Chief Administration & HR Officer at COMMUNITY FINANCIAL SYSTEM, INC. (CBU), sold 3,450 shares at $58.85 ($203K) on 2025-12-29, disclosed to the SEC on 2026-03-04.
Seasonal sale ($203k) by EVP, Chief Administration & HR Officer — this insider has traded CBU in December in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.