Annette L. Burns - 23 Mar 2026 Form 4 Insider Report for NBT BANCORP INC (NBTB)

Reporting relationship: EVP & Chief Financial Officer
Issuer ticker: NBTB
Reported as of: 23 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 25 Mar 2026, 20:15:50 UTC
Prior SEC filing: 16 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Annette L. Burns

Key filing fact

Annette L. Burns filed Form 4 for NBT BANCORP INC (NBTB) on 25 Mar 2026.

Key facts

This page summarizes Annette L. Burns's Form 4 filing for NBT BANCORP INC (NBTB).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 25 Mar 2026, 20:15.

Change

Previous filing in this sequence was filed on 16 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001793848 Primary reporting owner

Burns Annette L

Relationship: EVP & Chief Financial Officer
Address: 52 SOUTH BROAD STREET, NORWICH
Signature: /s/ Annette L. Burns
Signature date: 25 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NBTB transaction

NBT Bancorp Inc. Common Stock

Award

Transaction value
Shares: +3,275
Change %: +16%
Price: $0.000000^*
Shares after: 24,165
Date: 23 Mar 2026
Ownership: Direct
Footnotes: F1

NBTB transaction

NBT Bancorp Inc. Common Stock

Tax liability

Transaction value
Shares: -21
Change %: -0.09%
Price: $41.99^*
Shares after: 24,144
Date: 23 Mar 2026
Ownership: Direct

NBTB transaction

NBT Bancorp Inc. Common Stock

Tax liability

Transaction value
Shares: -65
Change %: -0.27%
Price: $41.99^*
Shares after: 24,079
Date: 23 Mar 2026
Ownership: Direct

NBTB transaction

NBT Bancorp Inc. Common Stock

Award

Transaction value
Shares: +234
Change %: +0.97%
Price: $0.000000^*
Shares after: 24,313
Date: 23 Mar 2026
Ownership: Direct
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Pursuant to NBT Bancorp Inc. Omnibus Restricted Stock Unit Agreement the grant vests 20% annually.

Footnote F2

Earned restricted stock unit vested following the end of a three-year performance period.

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