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 | 2020-03-17 | 2020-03-13 |
| Major company event | 8-K | 2020-03-09 | 2020-03-05 |
| Activist ownership stake (update) | SC 13D/A | 2020-03-04 | - |
| Insider trade | 4 | 2020-03-04 | 2020-03-02 |
| Insider trade | 4 | 2020-02-18 | 2020-02-14 |
| Insider trade | 4 | 2020-02-18 | 2020-02-14 |
| Passive ownership stake | SC 13G | 2020-02-12 | - |
| Insider trade | 4 | 2020-02-11 | 2020-02-07 |
| Insider trade | 4 | 2020-02-10 | 2020-02-06 |
| Insider trade | 4 | 2020-02-07 | 2020-02-05 |
| Insider trade | 4 | 2020-02-06 | 2020-02-04 |
| Insider trade | 4 | 2020-02-06 | 2020-02-04 |
| Insider trade | 4 | 2020-02-06 | 2020-02-04 |
| Activist ownership stake (update) | SC 13D/A | 2020-02-05 | - |
| Major company event | 8-K | 2020-02-04 | 2020-01-29 |
| Insider trade | 4 | 2020-02-03 | 2020-02-03 |
| Insider trade | 4 | 2020-02-03 | 2020-01-30 |
| 424B4 | - | 2020-01-30 | - |
| EFFECT | - | 2020-01-29 | - |
| S-1MEF | - | 2020-01-29 | - |
| S-1/A | - | 2020-01-29 | - |
| Insider trade | 4 | 2020-01-27 | 2020-01-01 |
| Insider trade | 4 | 2020-01-27 | 2020-01-23 |
| Insider trade | 4 | 2020-01-27 | 2020-01-23 |
| Insider trade | 4 | 2020-01-27 | 2020-01-01 |
| Company correspondence | CORRESP | 2020-01-27 | - |
| Company correspondence | CORRESP | 2020-01-27 | - |
| IPO registration | S-1 | 2020-01-27 | - |
| Insider trade | 4 | 2020-01-23 | 2020-01-21 |
| Insider trade | 4 | 2020-01-17 | 2020-01-15 |
| Insider trade | 4 | 2020-01-13 | 2020-01-09 |
| Activist ownership stake (update) | SC 13D/A | 2020-01-13 | - |
| Insider trade | 4 | 2019-12-26 | 2019-12-20 |
| Activist ownership stake (update) | SC 13D/A | 2019-12-19 | - |
| Insider trade | 4 | 2019-12-19 | 2019-12-17 |
| Insider trade | 4 | 2019-12-17 | 2019-12-13 |
| Insider trade | 4 | 2019-12-16 | 2019-12-12 |
| Major company event | 8-K | 2019-12-13 | 2019-12-13 |
| Insider trade | 4 | 2019-12-12 | 2019-12-10 |
| New insider ownership | 3 | 2019-12-12 | 2019-12-09 |
| Major company event | 8-K | 2019-12-11 | 2019-12-11 |
| Insider trade | 4 | 2019-12-09 | 2019-12-05 |
| Insider trade | 4 | 2019-12-05 | 2019-12-03 |
| SEC correspondence | UPLOAD | 2019-12-04 | - |
| DRSLTR | - | 2019-12-02 | - |
| DRS | - | 2019-12-02 | - |
| Insider trade | 4 | 2019-11-19 | 2019-11-15 |
| Insider trade | 4 | 2019-11-19 | 2019-11-15 |
| Insider trade (amended) | 4/A | 2019-11-19 | 2019-08-19 |
| Quarterly report | 10-Q | 2019-11-12 | 2019-09-30 |