Hall Brenda M 4

What Happened

• Brenda M. Hall, a director of Community Financial System, Inc. (CBU), was granted 1,220 deferred stock units (phantom stock units) on 2026-03-17. The award is reported as a derivative acquisition (code A) at a $0.00 reported price because these are compensation units, not a cash purchase. The units are the economic equivalent of common shares and will be settled in common stock at a predetermined future date.

Key Details

• Transaction date: 2026-03-17; reported on Form 4 filed 2026-03-18 (timely).
• Transaction type/code: Award/Grant (A) — 1,220 deferred stock units; reported price $0.00; derivative security.
• Shares owned after transaction: Not disclosed in the supplied data.
• Footnote: Units granted under the Community Financial System, Inc. 2022 Long-Term Incentive Plan (LTIP). Each phantom unit equals one share and will be settled in common stock at a predetermined date.
• No indication of a 10b5-1 plan, tax withholding, or late filing in the provided information.

Context

• Deferred (phantom) stock units are a form of compensation: they track the economic value of shares but do not immediately transfer common stock. Value to the insider depends on the company’s stock price at settlement. Such awards are routine compensation and do not by themselves indicate insider buying or selling sentiment.