CBU - Company ID 0000723188
COMMUNITY BANK SYSTEM, INC. has filed 2,457 public company documents between 1994 and 2026. The most frequent type is insider trade (1,564 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Type | Filing | Filed | Period covered | Open |
|---|---|---|---|---|
| 4 | Insider trade | 4mo ago2026-03-04 | 2026-03-02 | View filing |
| 4 | Insider trade | 4mo ago2026-03-04 | 2026-03-02 | View filing |
| 10-K | Annual report | 4mo ago2026-02-27 | 2025-12-31 | View filing |
| 3 | New insider ownership | 4mo ago2026-02-23 | 2026-01-01 | View filing |
| 8-K | Major company event | 4mo ago2026-02-11 | 2026-02-11 | View filing |
| 8-K | Major company event | 4mo ago2026-02-11 | 2026-02-11 | View filing |
| 5 | Annual insider summary | 4mo ago2026-02-11 | 2025-12-31 | View filing |
| 4 | Insider trade | 5mo ago2026-02-06 | 2026-02-04 | View filing |
| 4 | Insider trade | 5mo ago2026-02-05 | 2026-02-03 | View filing |
| 4 | Insider trade | 5mo ago2026-02-05 | 2026-02-03 | View filing |
| 144 | Insider sale notice | 5mo ago2026-02-04 | - | View filing |
| 144 | Insider sale notice | 5mo ago2026-02-03 | - | View filing |
| 144 | Insider sale notice | 5mo ago2026-02-03 | - | View filing |
| 4 | Insider trade | 5mo ago2026-02-03 | 2026-01-30 | View filing |
| 144 | Insider sale notice | 5mo ago2026-01-30 | - | View filing |
| 8-K | Major company event | 5mo ago2026-01-27 | 2026-01-27 | View filing |
| 8-K | Major company event | 5mo ago2026-01-15 | 2026-01-15 | View filing |
| 8-K | Major company event | 6mo ago2026-01-06 | 2025-12-31 | View filing |
| 4 | Insider trade | 6mo ago2025-12-19 | 2025-12-18 | View filing |
| 4 | Insider trade | 6mo ago2025-12-19 | 2025-12-18 | View filing |
| 4 | Insider trade | 6mo ago2025-12-19 | 2025-12-18 | View filing |
| 4 | Insider trade | 6mo ago2025-12-17 | 2025-12-16 | View filing |
| 4 | Insider trade | 7mo ago2025-12-03 | 2025-12-01 | View filing |
| 8-K | Major company event | 8mo ago2025-11-12 | 2025-11-12 | View filing |
| 8-K | Major company event | 8mo ago2025-11-10 | 2025-11-07 | View filing |
| 10-Q | Quarterly report | 8mo ago2025-11-06 | 2025-09-30 | View filing |
| 8-K | Major company event | 8mo ago2025-10-21 | 2025-10-21 | View filing |
| 3 | New insider ownership | 9mo ago2025-10-06 | 2025-10-01 | View filing |
| 4 | Insider trade | 9mo ago2025-09-22 | 2025-09-18 | View filing |
| 4 | Insider trade | 9mo ago2025-09-22 | 2025-09-18 | View filing |
| 4 | Insider trade | 9mo ago2025-09-22 | 2025-09-18 | View filing |
| 8-K | Major company event | 9mo ago2025-09-18 | 2025-09-17 | View filing |
| 8-K | Major company event | 10mo ago2025-09-08 | 2025-09-08 | View filing |
| 4 | Insider trade | 10mo ago2025-08-28 | 2025-08-27 | View filing |
| 144 | Insider sale notice | 10mo ago2025-08-26 | - | View filing |
| 10-Q | Quarterly report | 11mo ago2025-08-08 | 2025-06-30 | View filing |
| 8-K | Major company event | 11mo ago2025-07-23 | 2025-07-21 | View filing |
| 8-K | Major company event | 11mo ago2025-07-22 | 2025-07-22 | View filing |
| 144 | Insider sale notice | 1y ago2025-06-25 | - | View filing |
| 8-K | Major company event | 1y ago2025-06-25 | 2025-06-24 | View filing |
| 4 | Insider trade | 1y ago2025-06-24 | 2025-06-20 | View filing |
| 4 | Insider trade | 1y ago2025-06-24 | 2025-06-20 | View filing |
| 4 | Insider trade | 1y ago2025-06-24 | 2025-06-20 | View filing |
| 11-K | Employee plan annual report | 1y ago2025-06-06 | 2025-06-06 | View filing |
| S-8 | Employee stock plan | 1y ago2025-05-30 | - | View filing |
| 8-K | Major company event | 1y ago2025-05-23 | 2025-05-21 | View filing |
| SCHEDULE 13G | SCHEDULE 13G | 1y ago2025-05-13 | - | View filing |
| 10-Q | Quarterly report | 1y ago2025-05-09 | 2025-03-31 | View filing |
| 4 | Insider trade | 1y ago2025-05-05 | 2025-05-02 | View filing |
| 8-K | Major company event | 1y ago2025-04-29 | 2025-04-29 | View filing |