SEC Filing Summary

Jeffery J. Knauss, a director at COMMUNITY FINANCIAL SYSTEM, INC., settled 9 phantom stock units for 9 shares of common stock on April 29, 2026. The settlement also included .4418 shares in cash at a price of $63.17 per share. These phantom stock units were acquired under the company's 2022 Long-Term Incentive Plan and represent a deferred stock unit equivalent to one share of common stock. Additionally, 9.4418 units of phantom stock were acquired on April 10, 2026, through the LTIP's dividend reinvestment feature. Following these transactions, Knauss holds 4829.4908 shares of common stock directly and 1220 phantom stock units.