InsiderTrades

Form 4 for CBU COMMUNITY FINANCIAL SYSTEM, INC.

Accepted 2026-05-05 10:33:00 ET · period of report 2026-05-04 · accession 0000723188-26-000093 · 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
2026-05-05 10:33 2026-05-04 CBU Wlos Marya Burgio EVP, CFO F - Tax $63.62 -273 1,993 -12% -$17.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-04 F D 273 $63.62 1,993 D — — (F1) Payment of tax liability associated with vesting of restricted stock award.