NBT Bancorp Inc SEC filings NBTB
NBT Bancorp Inc has 1,001 filings in SEC EDGAR's recent list, going back to Feb 10, 2016. Its latest annual report, Form ARS, was filed on Apr 6, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 5, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 3, 2026 | Nov 3, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2026 | Oct 27, 2026 |
| 3 | Initial insider ownership | Oct 2, 2026 | Oct 1, 2026 |
| 8-K |
Current report
Officer or director change
|
Sep 21, 2026 | Sep 21, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 8, 2026 | Sep 8, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 7, 2026 | — |
| 4 | Insider transaction | Jul 30, 2026 | Jul 29, 2026 |
| 4 | Insider transaction | Jul 30, 2026 | Jul 29, 2026 |
| 144 | Notice of proposed sale | Jul 29, 2026 | — |
| 144 | Notice of proposed sale | Jul 29, 2026 | — |
| 8-K |
Current report
Results of operations
|
Jul 27, 2026 | Jul 27, 2026 |
| 11-K | Employee savings plan report | Jun 24, 2026 | Dec 31, 2025 |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 12, 2026 | — |
| 4 | Insider transaction | Jun 12, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 12, 2026 |
| 4 | Insider transaction | Jun 10, 2026 | Jun 9, 2026 |
| 144 | Notice of proposed sale | Jun 9, 2026 | — |
| 3 | Initial insider ownership | Jun 8, 2026 | Jun 1, 2026 |
| 3 | Initial insider ownership | Jun 8, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 8, 2026 | Jun 5, 2026 |
| 144 | Notice of proposed sale | Jun 5, 2026 | — |
| 4 | Insider transaction | May 22, 2026 | May 21, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 3 | Initial insider ownership | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 19, 2026 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
May 19, 2026 | May 19, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 18, 2026 | May 18, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 15, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 10-Q | Quarterly report | May 8, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 8-K |
Current report
Results of operations
|
Apr 23, 2026 | Apr 23, 2026 |
| ARS | Annual report to shareholders | Apr 6, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 6, 2026 | — |
| DEF 14A | Proxy statement | Apr 6, 2026 | May 19, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 23, 2026 |
| 4 | Insider transaction | Mar 17, 2026 | Mar 13, 2026 |
| 144 | Notice of proposed sale | Mar 13, 2026 | — |
| 4/A | Primary document | Mar 13, 2026 | Jan 28, 2026 |
| 4 | Insider transaction | Mar 9, 2026 | Mar 6, 2026 |
| 10-K | Annual report | Feb 27, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Feb 18, 2026 | Feb 17, 2026 |
| 144 | Notice of proposed sale | Feb 17, 2026 | — |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 10, 2026 | Feb 10, 2026 |
| 4 | Insider transaction | Jan 29, 2026 | Jan 28, 2026 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Jan 26, 2026 | Jan 26, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 4 | Insider transaction | Jan 16, 2026 | Jan 15, 2026 |
| 10-Q | Quarterly report | Nov 7, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Nov 7, 2025 | Nov 6, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 4, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Nov 3, 2025 | Oct 31, 2025 |
| 144 | Notice of proposed sale | Oct 31, 2025 | — |
| 4 | Insider transaction | Oct 31, 2025 | Oct 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2025 | Oct 27, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 29, 2025 | Aug 29, 2025 |
| 4 | Insider transaction | Aug 18, 2025 | Aug 15, 2025 |
| 4 | Insider transaction | Aug 15, 2025 | Aug 13, 2025 |
| 144 | Notice of proposed sale | Aug 13, 2025 | — |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Aug 4, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2025 | Jul 28, 2025 |
| 4 | Insider transaction | Jul 16, 2025 | Jul 15, 2025 |
| 11-K | Employee savings plan report | Jun 26, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | Jun 3, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 28, 2025 |
| 144 | Notice of proposed sale | May 28, 2025 | — |
| 3 | Initial insider ownership | May 22, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure, Other events
|
May 20, 2025 | May 20, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 19, 2025 | May 19, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 14, 2025 | May 14, 2025 |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 6, 2025 |
| 8-K |
Current report
Acquisition or sale of assets
|
May 5, 2025 | May 2, 2025 |
| 4 | Insider transaction | Apr 30, 2025 | Apr 29, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2025 | Apr 24, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| DEFA14A | Additional proxy material | Apr 7, 2025 | — |
| DEF 14A | Proxy statement | Apr 7, 2025 | May 20, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 24, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 7, 2025 | Mar 5, 2025 |
| 10-K | Annual report | Feb 28, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 25, 2025 |
| 4 | Insider transaction | Feb 25, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Feb 25, 2025 | Feb 21, 2025 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 5 | Annual insider ownership | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 12, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 11, 2025 | Feb 10, 2025 |
| 144 | Notice of proposed sale | Feb 10, 2025 | — |
| 4 | Insider transaction | Feb 7, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 144 | Notice of proposed sale | Jan 31, 2025 | — |
| 8-K |
Current report
Results of operations
|
Jan 27, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 4 | Insider transaction | Jan 16, 2025 | Jan 15, 2025 |
| 8-K |
Current report
Other events
|
Dec 20, 2024 | Dec 20, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 13, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 15, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 13, 2024 |
| 144 | Notice of proposed sale | Dec 13, 2024 | — |
| 425 | Filing | Dec 13, 2024 | — |
| 8-K |
Current report
Other events
|
Dec 13, 2024 | Dec 13, 2024 |
| 4 | Insider transaction | Dec 13, 2024 | Dec 11, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 22, 2024 |
| 144 | Notice of proposed sale | Nov 22, 2024 | — |
| 4 | Insider transaction | Nov 18, 2024 | Nov 15, 2024 |
| 144 | Notice of proposed sale | Nov 14, 2024 | — |
| 4 | Insider transaction | Nov 13, 2024 | Nov 11, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 12, 2024 | Nov 12, 2024 |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 8, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Nov 8, 2024 | Nov 7, 2024 |
| EFFECT | Filing | Nov 7, 2024 | — |
| 144 | Notice of proposed sale | Nov 7, 2024 | — |
| 424B3 | Prospectus | Nov 7, 2024 | — |
| CORRESP | Letter to the SEC | Nov 5, 2024 | — |
| S-4/A | Filing | Nov 5, 2024 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- National Commercial Banks (SIC 6021)
- Listed as
- NBTB (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Norwich, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 790359
Other National Commercial Banks companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.