# Alector, Inc.: filings

ALEC · Nasdaq · CIK 1653087 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/alec.md) · [Financials](/companies/alec/financials.md) · [Filings](/companies/alec/filings.md) · [Insiders](/companies/alec/insiders.md)

## Reports and events: 138 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 274, 8-K 83, 144 71, 3 25, 10-Q 23, SC 13G/A 17, S-8 10, SC 13D/A 9, SC 13G 9, 10-K 8, CORRESP 8, DEF 14A 8, DEFA14A 8, SCHEDULE 13G/A 8, 424B5 6, UPLOAD 6, EFFECT 5, DRSLTR 4, SCHEDULE 13G 4, ARS 3, S-1/A 3, 424B4 2, 4/A 2, DRS 2, FWP 2, S-1 2, S-3 2, 10-K/A 1, 8-A12B 1, CERT 1, CT ORDER 1, D 1, DEFR14A 1, DRS/A 1, POS AM 1, S-1MEF 1, S-3ASR 1, SC 13D 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-16 | 16:47 ET | [8-K](/filings/0001193125-26-424204.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-424204 |
| 2026-10-14 | 09:00 ET | [8-K](/filings/0001193125-26-421080.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-421080 |
| 2026-10-05 | 07:00 ET | [8-K](/filings/0001193125-26-413090.md) | 1.01 Entry into a material agreement; 2.02 Results of operations; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-413090 |
| 2026-08-06 | 16:15 ET | [10-Q](/filings/0001193125-26-338052.md) | Quarterly report, period 2026-06-30 | 0001193125-26-338052 |
| 2026-08-06 | 16:10 ET | [8-K](/filings/0001193125-26-338008.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-338008 |
| 2026-07-08 | 16:05 ET | [8-K](/filings/0001193125-26-298526.md) | 1.02 Termination of a material agreement | 0001193125-26-298526 |
| 2026-06-17 | 16:05 ET | [8-K](/filings/0001193125-26-274130.md) | 5.07 Shareholder vote results | 0001193125-26-274130 |
| 2026-05-07 | 17:15 ET | [8-K](/filings/0001193125-26-212426.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-212426 |
| 2026-05-07 | 16:17 ET | [10-Q](/filings/0001193125-26-211981.md) | Quarterly report, period 2026-03-31 | 0001193125-26-211981 |
| 2026-05-07 | 16:12 ET | [8-K](/filings/0001193125-26-211918.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-211918 |
| 2026-04-28 | 16:05 ET | [DEF 14A](/filings/0001193125-26-186928.md) | Proxy statement, period 2026-04-21 | 0001193125-26-186928 |
| 2026-02-25 | 16:15 ET | [10-K](/filings/0001193125-26-071593.md) | Annual report, period 2025-12-31 | 0001193125-26-071593 |
| 2026-02-25 | 16:10 ET | [8-K](/filings/0001193125-26-071557.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-071557 |
| 2025-12-12 | 16:10 ET | [8-K](/filings/0001193125-25-317554.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-25-317554 |
| 2025-11-06 | 16:17 ET | [10-Q](/filings/0001193125-25-269592.md) | Quarterly report, period 2025-09-30 | 0001193125-25-269592 |
| 2025-11-06 | 16:12 ET | [8-K](/filings/0001193125-25-269537.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-269537 |
| 2025-10-21 | 16:08 ET | [8-K](/filings/0001193125-25-245102.md) | 2.02 Results of operations; 2.05 Exit or disposal costs; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-245102 |
| 2025-08-07 | 16:17 ET | [10-Q](/filings/0000950170-25-105050.md) | Quarterly report, period 2025-06-30 | 0000950170-25-105050 |
| 2025-08-07 | 16:11 ET | [8-K](/filings/0000950170-25-105023.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-105023 |
| 2025-06-13 | 16:06 ET | [8-K](/filings/0001193125-25-140731.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-25-140731 |
| 2025-05-08 | 16:15 ET | [10-Q](/filings/0000950170-25-066987.md) | Quarterly report, period 2025-03-31 | 0000950170-25-066987 |
| 2025-05-08 | 16:10 ET | [8-K](/filings/0000950170-25-066945.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-066945 |
| 2025-04-24 | 16:01 ET | [DEF 14A](/filings/0000950170-25-057991.md) | Proxy statement, period 2025-04-22 | 0000950170-25-057991 |
| 2025-03-28 | 16:05 ET | [8-K](/filings/0000950170-25-046756.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-046756 |
| 2025-03-10 | 09:01 ET | [8-K](/filings/0001193125-25-050448.md) | 2.05 Exit or disposal costs | 0001193125-25-050448 |
| 2025-02-26 | 16:15 ET | [10-K](/filings/0000950170-25-027758.md) | Annual report, period 2024-12-31 | 0000950170-25-027758 |
| 2025-02-26 | 16:10 ET | [8-K](/filings/0000950170-25-027734.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-027734 |
| 2025-01-10 | 08:00 ET | [8-K](/filings/0000950170-25-003811.md) | 8.01 Other events | 0000950170-25-003811 |
| 2024-11-25 | 16:10 ET | [8-K](/filings/0000950170-24-130564.md) | 2.05 Exit or disposal costs; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-130564 |
| 2024-11-14 | 16:10 ET | [8-K](/filings/0000950170-24-127056.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-127056 |
| 2024-11-06 | 16:15 ET | [10-Q](/filings/0000950170-24-122328.md) | Quarterly report, period 2024-09-30 | 0000950170-24-122328 |
| 2024-11-06 | 16:10 ET | [8-K](/filings/0000950170-24-122296.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-122296 |
| 2024-08-07 | 16:15 ET | [10-Q](/filings/0000950170-24-092814.md) | Quarterly report, period 2024-06-30 | 0000950170-24-092814 |
| 2024-08-07 | 16:10 ET | [8-K](/filings/0000950170-24-092779.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-092779 |
| 2024-06-12 | 16:45 ET | [8-K](/filings/0000950170-24-072512.md) | 5.07 Shareholder vote results | 0000950170-24-072512 |
| 2024-05-08 | 16:15 ET | [10-Q](/filings/0000950170-24-055682.md) | Quarterly report, period 2024-03-31 | 0000950170-24-055682 |
| 2024-05-08 | 16:10 ET | [8-K](/filings/0000950170-24-055652.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-055652 |
| 2024-04-25 | 16:01 ET | [DEF 14A](/filings/0000950170-24-048264.md) | Proxy statement, period 2024-06-12 | 0000950170-24-048264 |
| 2024-03-21 | 16:01 ET | [8-K](/filings/0001193125-24-073821.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-073821 |
| 2024-02-27 | 16:19 ET | [10-K](/filings/0000950170-24-021183.md) | Annual report, period 2023-12-31 | 0000950170-24-021183 |
| 2024-02-27 | 16:10 ET | [8-K](/filings/0000950170-24-021133.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-021133 |
| 2024-01-19 | 06:09 ET | [8-K](/filings/0001193125-24-010647.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-010647 |
| 2024-01-16 | 16:04 ET | [8-K](/filings/0001193125-24-008551.md) | 2.02 Results of operations | 0001193125-24-008551 |
| 2023-11-07 | 17:03 ET | [8-K](/filings/0001193125-23-272546.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-23-272546 |
| 2023-11-07 | 16:15 ET | [10-Q](/filings/0000950170-23-060270.md) | Quarterly report, period 2023-09-30 | 0000950170-23-060270 |
| 2023-11-07 | 16:10 ET | [8-K](/filings/0000950170-23-060244.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-23-060244 |
| 2023-08-03 | 16:17 ET | [10-Q](/filings/0000950170-23-038023.md) | Quarterly report, period 2023-06-30 | 0000950170-23-038023 |
| 2023-08-03 | 16:11 ET | [8-K](/filings/0000950170-23-037982.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-23-037982 |
| 2023-06-15 | 16:06 ET | [8-K](/filings/0001193125-23-167891.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-23-167891 |
| 2023-05-04 | 16:16 ET | [10-Q](/filings/0000950170-23-017874.md) | Quarterly report, period 2023-03-31 | 0000950170-23-017874 |

Page 1 of 3. [Older](/companies/alec/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 26, 2026, 16:19 ET. No prices; not investment advice.