ALEC - CIK 0001653087
Alector, Inc. has filed 581 documents with the SEC between 2015 and 2026. The most frequent type is insider trade (255 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 |
|---|---|---|---|
| Insider trade | 4 | 2022-06-06 | 2022-06-02 |
| Insider trade | 4 | 2022-05-31 | 2022-05-27 |
| New insider ownership | 3 | 2022-05-31 | 2022-05-23 |
| DEFR14A | - | 2022-05-27 | - |
| Quarterly report | 10-Q | 2022-05-05 | 2022-03-31 |
| Major company event | 8-K | 2022-05-05 | 2022-05-05 |
| Proxy materials | DEFA14A | 2022-04-28 | - |
| Proxy statement | DEF 14A | 2022-04-28 | 2022-06-16 |
| Major company event | 8-K | 2022-03-29 | 2022-03-29 |
| Insider trade | 4 | 2022-03-03 | 2022-03-01 |
| Insider trade | 4 | 2022-03-03 | 2022-03-01 |
| Employee stock plan | S-8 | 2022-02-24 | - |
| Annual report | 10-K | 2022-02-24 | 2021-12-31 |
| Major company event | 8-K | 2022-02-24 | 2022-02-24 |
| Passive ownership stake | SC 13G | 2022-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2022-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2022-02-11 | - |
| New insider ownership | 3 | 2022-02-09 | 2022-02-07 |
| Passive ownership stake (update) | SC 13G/A | 2022-02-09 | - |
| Passive ownership stake | SC 13G | 2022-02-09 | - |
| Major company event | 8-K | 2022-02-07 | 2022-02-07 |
| Passive ownership stake (update) | SC 13G/A | 2022-02-03 | - |
| Insider trade | 4 | 2022-01-05 | 2022-01-03 |
| Major company event | 8-K | 2022-01-03 | 2021-12-31 |
| Employee stock plan | S-8 | 2022-01-03 | - |
| Major company event | 8-K | 2022-01-03 | 2022-01-01 |
| Insider trade | 4 | 2021-12-23 | 2021-12-21 |
| Insider trade | 4 | 2021-12-23 | 2021-12-21 |
| New insider ownership | 3 | 2021-12-16 | 2021-12-15 |
| Major company event | 8-K | 2021-12-15 | 2021-12-15 |
| Insider trade | 4 | 2021-12-14 | 2021-12-10 |
| Insider trade | 4 | 2021-12-10 | 2021-12-08 |
| Insider trade | 4 | 2021-12-03 | 2021-12-01 |
| Insider trade | 4 | 2021-11-12 | 2021-11-10 |
| Insider trade | 4 | 2021-11-10 | 2021-11-08 |
| Insider trade | 4 | 2021-11-08 | 2021-11-04 |
| Quarterly report | 10-Q | 2021-11-04 | 2021-09-30 |
| Major company event | 8-K | 2021-11-04 | 2021-11-04 |
| Insider trade (amended) | 4/A | 2021-10-08 | 2021-10-01 |
| Insider trade | 4 | 2021-10-04 | 2021-10-01 |
| Insider trade | 4 | 2021-10-04 | 2021-10-01 |
| Major company event | 8-K | 2021-09-28 | 2021-09-23 |
| Insider trade | 4 | 2021-09-27 | 2021-09-23 |
| New insider ownership | 3 | 2021-09-27 | 2021-09-23 |
| Insider trade | 4 | 2021-09-23 | 2021-09-22 |
| Insider trade | 4 | 2021-09-22 | 2021-09-20 |
| New insider ownership | 3 | 2021-09-09 | 2021-09-08 |
| Major company event | 8-K | 2021-09-08 | 2021-09-08 |
| Major company event | 8-K | 2021-09-07 | 2021-09-07 |
| Insider trade | 4 | 2021-08-11 | 2021-08-09 |