CRBU - CIK 0001619856
Caribou Biosciences, Inc. has filed 317 documents with the SEC between 2014 and 2026. The most frequent type is insider trade (100 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.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| PRE 14A | - | 2025-04-11 | 2024-12-31 |
| Insider trade | 4 | 2025-03-17 | 2025-03-14 |
| Annual report | 10-K | 2025-03-10 | 2024-12-31 |
| Major company event | 8-K | 2025-03-10 | 2025-03-10 |
| Employee stock plan | S-8 | 2025-03-10 | - |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| Insider trade | 4 | 2025-02-21 | 2025-02-20 |
| SCHEDULE 13G/A | - | 2025-02-14 | - |
| Insider trade | 4 | 2025-01-30 | 2025-01-29 |
| Major company event | 8-K | 2025-01-13 | 2025-01-12 |
| Insider trade | 4 | 2025-01-10 | 2025-01-10 |
| New insider ownership | 3 | 2025-01-10 | 2025-01-02 |
| Major company event | 8-K | 2025-01-02 | 2025-01-02 |
| Activist ownership stake (update) | SC 13D/A | 2024-12-06 | - |
| Insider trade | 4 | 2024-11-22 | 2024-11-20 |
| Passive ownership stake (update) | SC 13G/A | 2024-11-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-11-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-11-14 | - |
| Passive ownership stake | SC 13G | 2024-11-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-11-12 | - |
| Quarterly report | 10-Q | 2024-11-06 | 2024-09-30 |
| Major company event | 8-K | 2024-11-06 | 2024-11-06 |
| Passive ownership stake (update) | SC 13G/A | 2024-11-04 | - |
| Passive ownership stake (update) | SC 13G/A | 2024-10-17 | - |
| New insider ownership | 3 | 2024-10-04 | 2024-09-27 |
| Major company event (amended) | 8-K/A | 2024-09-27 | 2024-09-01 |
| Major company event | 8-K | 2024-09-03 | 2024-09-01 |
| Insider trade | 4 | 2024-08-20 | 2024-08-19 |
| New insider ownership | 3 | 2024-08-20 | 2024-08-12 |
| Major company event | 8-K | 2024-08-12 | 2024-08-12 |
| Quarterly report | 10-Q | 2024-08-06 | 2024-06-30 |
| Major company event | 8-K | 2024-08-06 | 2024-08-06 |
| Major company event | 8-K | 2024-07-16 | 2024-07-16 |
| Major company event | 8-K | 2024-06-14 | 2024-06-13 |
| Major company event | 8-K | 2024-06-03 | 2024-06-02 |
| Quarterly report | 10-Q | 2024-05-07 | 2024-03-31 |
| Major company event | 8-K | 2024-05-07 | 2024-05-07 |
| Annual report to shareholders | ARS | 2024-04-25 | 2023-12-31 |
| Proxy materials | DEFA14A | 2024-04-25 | - |