Community Financial System, Inc. SEC filings CBU
Community Financial System, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Jul 29, 2015. Its latest annual report, Form ARS, was filed on Mar 27, 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 Oct 27, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Oct 27, 2026 | Oct 27, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 21, 2026 | Aug 21, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2026 | Jul 28, 2026 |
| 11-K | Employee savings plan report | Jun 18, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Other events
|
Jun 1, 2026 | Jun 1, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2026 | May 20, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 13, 2026 | May 13, 2026 |
| 10-Q | Quarterly report | May 8, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2026 | Apr 29, 2026 |
| ARS | Annual report to shareholders | Mar 27, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 27, 2026 | — |
| DEF 14A | Proxy statement | Mar 27, 2026 | May 20, 2026 |
| 10-K | Annual report | Feb 27, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 11, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 11, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Results of operations
|
Jan 27, 2026 | Jan 27, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 15, 2026 | Jan 15, 2026 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 6, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Other events
|
Nov 10, 2025 | Nov 7, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2025 | Oct 21, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 18, 2025 | Sep 17, 2025 |
| 8-K |
Current report
Other events
|
Sep 8, 2025 | Sep 8, 2025 |
| 10-Q | Quarterly report | Aug 8, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 23, 2025 | Jul 21, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 22, 2025 | Jul 22, 2025 |
| 8-K |
Current report
Other events
|
Jun 25, 2025 | Jun 24, 2025 |
| 11-K | Employee savings plan report | Jun 6, 2025 | Jun 6, 2025 |
| S-8 | Employee stock plan registration | May 30, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
May 23, 2025 | May 21, 2025 |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2025 | Apr 29, 2025 |
| ARS | Annual report to shareholders | Mar 28, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 28, 2025 | — |
| DEF 14A | Proxy statement | Mar 28, 2025 | May 21, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 11, 2025 | Mar 11, 2025 |
| 10-K | Annual report | Feb 28, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 14, 2025 | Feb 14, 2025 |
| 8-K |
Current report
Results of operations
|
Jan 21, 2025 | Jan 21, 2025 |
| 8-K |
Current report
Other events
|
Dec 19, 2024 | Dec 18, 2024 |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2024 | Nov 7, 2024 |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2024 | Oct 22, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 30, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Officer or director change
|
Sep 26, 2024 | Sep 25, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 4, 2024 | Sep 4, 2024 |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2024 | Jul 23, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Jul 19, 2024 | Jul 17, 2024 |
| S-8 | Employee stock plan registration | Jul 17, 2024 | — |
| S-8 | Employee stock plan registration | Jul 17, 2024 | — |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 17, 2024 | May 15, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
May 16, 2024 | May 15, 2024 |
| 10-Q | Quarterly report | May 10, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 23, 2024 | Apr 23, 2024 |
| ARS | Annual report to shareholders | Mar 29, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 29, 2024 | — |
| DEF 14A | Proxy statement | Mar 29, 2024 | May 15, 2024 |
| 10-K | Annual report | Feb 29, 2024 | Dec 31, 2023 |
| 8-K/A |
Amended current report
Results of operations
|
Feb 9, 2024 | Jan 23, 2024 |
| 8-K |
Current report
Results of operations
|
Jan 23, 2024 | Jan 23, 2024 |
| 8-K |
Current report
Officer or director change
|
Jan 19, 2024 | Jan 19, 2024 |
| UPLOAD | Letter from the SEC | Jan 17, 2024 | — |
| CORRESP | Letter to the SEC | Jan 10, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Jan 5, 2024 | Dec 31, 2023 |
| UPLOAD | Letter from the SEC | Dec 26, 2023 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Dec 22, 2023 | Dec 20, 2023 |
| 10-Q | Quarterly report | Nov 9, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2023 | Oct 24, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2023 | Jul 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 21, 2023 | Jul 18, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 5, 2023 | Jul 5, 2023 |
| 11-K | Employee savings plan report | Jun 23, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 19, 2023 | May 17, 2023 |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2023 | Apr 25, 2023 |
| DEFA14A | Additional proxy material | Mar 27, 2023 | — |
| DEF 14A | Proxy statement | Mar 27, 2023 | — |
| 10-K | Annual report | Mar 1, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Other events
|
Feb 1, 2023 | Feb 1, 2023 |
| 8-K |
Current report
Results of operations
|
Jan 24, 2023 | Jan 24, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Dec 19, 2022 | Dec 14, 2022 |
| 10-Q | Quarterly report | Nov 9, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2022 | Oct 24, 2022 |
| 8-K |
Current report
Officer or director change
|
Aug 26, 2022 | Aug 24, 2022 |
| 10-Q | Quarterly report | Aug 9, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2022 | Jul 25, 2022 |
| S-8 | Employee stock plan registration | Jul 20, 2022 | — |
| S-8 POS | Form s-8 pos | Jul 20, 2022 | — |
| 11-K | Employee savings plan report | Jun 24, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 20, 2022 | May 18, 2022 |
| 8-K |
Current report
Other events
|
May 16, 2022 | May 13, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Other events
|
May 6, 2022 | May 5, 2022 |
| DEFA14A | Additional proxy material | May 5, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Apr 29, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2022 | Apr 25, 2022 |
| DEFA14A | Additional proxy material | Mar 28, 2022 | — |
| DEF 14A | Proxy statement | Mar 28, 2022 | May 18, 2022 |
| 10-K | Annual report | Mar 1, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 24, 2022 | Jan 24, 2022 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 6, 2022 | Jan 6, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 21, 2021 | Dec 16, 2021 |
| 10-Q | Quarterly report | Nov 9, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2021 | Oct 25, 2021 |
| 8-K |
Current report
Other events
|
Oct 7, 2021 | Oct 3, 2021 |
| 8-K |
Current report
Other events
|
Oct 4, 2021 | Oct 4, 2021 |
| 8-K |
Current report
Other events
|
Sep 3, 2021 | Sep 2, 2021 |
| 10-Q | Quarterly report | Aug 9, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2021 | Jul 26, 2021 |
| 11-K | Employee savings plan report | Jun 25, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 18, 2021 | May 13, 2021 |
| 10-Q | Quarterly report | May 10, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2021 | Apr 26, 2021 |
| 8-K |
Current report
Other events
|
Mar 29, 2021 | Mar 29, 2021 |
| DEFA14A | Additional proxy material | Mar 25, 2021 | — |
| DEF 14A | Proxy statement | Mar 25, 2021 | May 13, 2021 |
| 10-K | Annual report | Mar 1, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 25, 2021 | Jan 25, 2021 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 6, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 19, 2020 | Nov 18, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 16, 2020 | Nov 16, 2020 |
| 10-Q | Quarterly report | Nov 9, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2020 | Oct 26, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 9, 2020 | Sep 9, 2020 |
| 10-Q | Quarterly report | Aug 10, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2020 | Jul 27, 2020 |
| 11-K | Employee savings plan report | Jun 26, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Other events
|
Jun 15, 2020 | Jun 12, 2020 |
| 425 | Filing | May 22, 2020 | — |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results, Other events
|
May 22, 2020 | May 20, 2020 |
| 425 | Filing | May 19, 2020 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 19, 2020 | May 19, 2020 |
| 8-K |
Current report
Other events
|
May 13, 2020 | May 13, 2020 |
| 425 | Filing | May 13, 2020 | — |
| 10-Q | Quarterly report | May 11, 2020 | Mar 31, 2020 |
| DEFA14A | Additional proxy material | Apr 29, 2020 | — |
| 425 | Filing | Apr 20, 2020 | — |
| 8-K |
Current report
Results of operations
|
Apr 20, 2020 | Apr 20, 2020 |
| DEFA14A | Additional proxy material | Apr 1, 2020 | — |
| DEF 14A | Proxy statement | Apr 1, 2020 | May 20, 2020 |
| 425 | Filing | Mar 19, 2020 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 19, 2020 | Mar 13, 2020 |
| PRE 14A | Preliminary proxy statement | Mar 10, 2020 | May 20, 2020 |
| 425 | Filing | Mar 4, 2020 | — |
| 8-K |
Current report
Other events
|
Mar 4, 2020 | Mar 3, 2020 |
| 10-K | Annual report | Mar 2, 2020 | Dec 31, 2019 |
| 425 | Filing | Jan 22, 2020 | — |
| 8-K |
Current report
Results of operations
|
Jan 22, 2020 | Jan 22, 2020 |
| 424B3 | Prospectus | Jan 14, 2020 | — |
| EFFECT | Filing | Jan 9, 2020 | — |
| S-4/A | Form s-4/a | Jan 9, 2020 | — |
| CORRESP | Letter to the SEC | Jan 8, 2020 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 7, 2020 | Dec 31, 2019 |
| UPLOAD | Letter from the SEC | Jan 2, 2020 | — |
| S-4 | Registration for a merger or exchange | Dec 23, 2019 | — |
| 8-K |
Current report
Officer or director change
|
Nov 26, 2019 | Nov 20, 2019 |
| 10-Q | Quarterly report | Nov 12, 2019 | Sep 30, 2019 |
| 425 | Filing | Oct 24, 2019 | — |
| 8-K |
Current report
Material agreement
|
Oct 24, 2019 | Oct 18, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2019 | Oct 21, 2019 |
| 425 | Filing | Oct 21, 2019 | — |
| 8-K |
Current report
Other events
|
Oct 21, 2019 | Oct 21, 2019 |
| 10-Q | Quarterly report | Aug 9, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 22, 2019 | Jul 22, 2019 |
| 8-K |
Current report
Other events
|
Jul 12, 2019 | Jul 12, 2019 |
| 11-K | Employee savings plan report | Jun 26, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 17, 2019 | May 15, 2019 |
| 10-Q | Quarterly report | May 10, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 22, 2019 | Apr 22, 2019 |
| DEFA14A | Additional proxy material | Apr 1, 2019 | — |
| DEF 14A | Proxy statement | Apr 1, 2019 | May 15, 2019 |
| 10-K | Annual report | Mar 1, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Other events
|
Jan 25, 2019 | Jan 21, 2019 |
| 8-K |
Current report
Results of operations
|
Jan 23, 2019 | Jan 23, 2019 |
| 8-K |
Current report
Other events
|
Jan 22, 2019 | Jan 22, 2019 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 8, 2019 | Jan 4, 2019 |
| 10-Q | Quarterly report | Nov 9, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2018 | Oct 22, 2018 |
| 10-Q | Quarterly report | Aug 9, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 23, 2018 | Jul 23, 2018 |
| 11-K | Employee savings plan report | Jun 26, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Officer or director change
|
May 21, 2018 | May 21, 2018 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 18, 2018 | May 16, 2018 |
| 10-Q | Quarterly report | May 10, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2018 | Apr 24, 2018 |
| DEF 14A | Proxy statement | Mar 29, 2018 | May 16, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 20, 2018 | Mar 19, 2018 |
| 10-K | Annual report | Mar 1, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 22, 2018 | Jan 22, 2018 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 5, 2018 | Dec 31, 2017 |
| 10-Q | Quarterly report | Nov 9, 2017 | Sep 30, 2017 |
| S-8 | Employee stock plan registration | Oct 27, 2017 | — |
| 8-K |
Current report
Results of operations
|
Oct 23, 2017 | Oct 23, 2017 |
| UPLOAD | Letter from the SEC | Aug 24, 2017 | — |
| CORRESP | Letter to the SEC | Aug 15, 2017 | — |
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Company profile
- Industry
- National Commercial Banks (SIC 6021)
- Listed as
- CBU (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Syracuse, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 723188
- Former names
- COMMUNITY BANK SYSTEM, INC. (until May 10, 2024); COMMUNITY BANK NA, a subsidiary of Community Bank System Inc (until Aug 5, 2013); COMMUNITY BANK NA, a subsidiary of Community Bank System Inc. (until Jul 26, 2013); COMMUNITY BANK SYSTEM INC (until Jul 24, 2013)
Other National Commercial Banks companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.