CBU SEC Form 4 filings

Community Financial System, Inc. Insider Trading Activity

Our insider trading activity tracker for Community Financial System, Inc. shows 4 total open-market insider transactions for CBU over the past 88 days. The most recent displayed transaction was on August 27, 2026, when Vaccaro John A (Community Financial System, Inc. Director) reported a purchase of 317 shares at $63.11 per share. This page tracks available SEC Form 4 purchase and sale records for CBU on a 24-hour delay.

Ticker Filing Date Transaction Date Company Insider Title Transaction Trade Count Shares Avg. Price Total Value Position Size Change SEC Filing
CBU 2026-08-28 2026-08-27 Community Financial System, Inc. Vaccaro John A Director Buy 1 317 $63.11 $20,005.87 64.43% View Filing
CBU 2026-08-26 2026-08-24 Community Financial System, Inc. Hall Brenda M Director Buy 1 476 $63.59 $30,271.03 92.43% View Filing
CBU 2026-06-29 2026-06-25 Community Financial System, Inc. Bolus Mark J. Director Sell 1 12,190.83 $67.00 $816,785.81 11.47% View Filing
CBU 2026-06-10 2026-06-08 Community Financial System, Inc. STICKELS ERIC Director Sell 1 2,000 $63.98 $127,962.20 6.33% View Filing

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Alerts are based on public SEC filings and are provided for informational purposes only; they do not constitute financial advice.