InsiderTrades

Form 4 for NBTB NBT BANCORP INC

Accepted 2026-03-25 00:00:00 ET · period of report 2026-03-23 · accession 0001140361-26-011207 · 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
M 2026-03-25 2026-03-23 NBTB Mahoney Ruth H EVP, Pres of Wealth Mgmt A - Grant $0.00 +5,468 21.4K +34% $0
M 2026-03-25 2026-03-23 NBTB Mahoney Ruth H EVP, Pres of Wealth Mgmt F - Tax $41.99 -904 19.6K -4% -$38.0K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common NBT Bancorp Inc. Common Stock 2026-03-23 A A 2,961 $0.00 19,824.54 D — — (F1) Pursuant to NBT Bancorp Inc. Omnibus Restricted Stock Unit Agreement the grant vests 20% annually.
2 Common NBT Bancorp Inc. Common Stock 2026-03-23 A A 2,507 $0.00 21,427.54 D — — (F2) Earned restricted stock unit vested following the end of a three-year performance period.
3 Common NBT Bancorp Inc. Common Stock 2026-03-23 F D 689 $41.99 18,920.54 D — —
4 Common NBT Bancorp Inc. Common Stock 2026-03-23 F D 215 $41.99 19,609.54 D — —