Insider Transaction Report for Community Financial System, Inc.

Sally A. Steele, a director at Community Financial System, Inc., reported a transaction on April 29, 2026. She acquired 9 shares of Common Stock through the settlement of her phantom stock units, which are part of the Long-Term Incentive Plan. These units are economically equivalent to shares of common stock and are settled in common stock. Additionally, Steele received 0.4418 shares in cash at a price of $63.17 per share. Post-transaction, her holdings include 41,227 shares of common stock directly. In a separate non-derivative transaction, 9 shares of Common Stock were acquired, resulting in 4,585 shares owned jointly with her brother. The report also details that 9.4418 units of phantom stock were acquired on April 10, 2026, under the LTIP's dividend reinvestment feature.