InsiderTrades

Form 4 for CBU COMMUNITY FINANCIAL SYSTEM, INC.

Accepted 2026-06-29 11:13:37 ET · period of report 2026-06-25 · accession 0000723188-26-000104 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-06-29 11:13 2026-06-25 CBU Bolus Mark J. Dir S - Sale $67.00 -12.2K 94.1K -11% -$816.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-25 S D 12,190.83 $67.00 94,060 D — —