# Assembly Biosciences, Inc.: filings

ASMB · Nasdaq · CIK 1426800 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 287 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 (4 262, 8-K 187, SC 13G/A 50, 10-Q 47, 3 38, SC 13G 35, 424B5 21, DEFA14A 20, 4/A 18, DEF 14A 17, S-8 17, 10-K 16, UPLOAD 15, EFFECT 12, CORRESP 11, S-3 10, 144 8, 3/A 8, S-1/A 7, SCHEDULE 13G 7, SCHEDULE 13G/A 7, PRE 14A 6, CT ORDER 5, 8-K/A 4, ARS 4, SC 13D/A 3, 10-K/A 2, 424B3 2, D 2, NT 10-Q 2, S-1 2, S-1MEF 2, S-3/A 2, SEC STAFF LETTER 2, 10-Q/A 1, 424B1 1, 424B4 1, 5 1, 8-A12B 1, 8-A12G 1, CERTNAS 1, D/A 1, NT 10-K 1, RW 1, S-3MEF 1, SC 13D 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-14 | 16:05 ET | [8-K/A](/filings/0001193125-26-352193.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-352193 |
| 2026-08-13 | 16:15 ET | [10-Q](/filings/0001193125-26-349236.md) | Quarterly report, period 2026-06-30 | 0001193125-26-349236 |
| 2026-08-13 | 16:11 ET | [8-K](/filings/0001193125-26-349198.md) | 2.01 Completion of an acquisition or disposition; 9.01 Financial statements and exhibits | 0001193125-26-349198 |
| 2026-06-05 | 16:00 ET | [8-K](/filings/0001193125-26-259481.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-259481 |
| 2026-05-26 | 16:10 ET | [8-K](/filings/0001193125-26-239277.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-239277 |
| 2026-05-22 | 07:15 ET | [8-K](/filings/0001193125-26-235469.md) | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-235469 |
| 2026-05-07 | 16:17 ET | [10-Q](/filings/0001193125-26-211987.md) | Quarterly report, period 2026-03-31 | 0001193125-26-211987 |
| 2026-05-07 | 16:12 ET | [8-K](/filings/0001193125-26-211922.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-211922 |
| 2026-04-22 | 16:12 ET | [DEF 14A](/filings/0001193125-26-170417.md) | Proxy statement, period 2026-06-04 | 0001193125-26-170417 |
| 2026-03-30 | 17:32 ET | [8-K](/filings/0001193125-26-131872.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-131872 |
| 2026-03-19 | 16:15 ET | [10-K](/filings/0001193125-26-115992.md) | Annual report, period 2025-12-31 | 0001193125-26-115992 |
| 2026-03-19 | 16:10 ET | [8-K](/filings/0001193125-26-115980.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-115980 |
| 2025-12-08 | 16:17 ET | [8-K](/filings/0001193125-25-311251.md) | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-311251 |
| 2025-11-10 | 16:15 ET | [10-Q](/filings/0001193125-25-274277.md) | Quarterly report, period 2025-09-30 | 0001193125-25-274277 |
| 2025-11-10 | 16:10 ET | [8-K](/filings/0001193125-25-274235.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-274235 |
| 2025-08-11 | 17:25 ET | [8-K](/filings/0001193125-25-178092.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-178092 |
| 2025-08-08 | 08:24 ET | [8-K](/filings/0001193125-25-176138.md) | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-176138 |
| 2025-08-06 | 16:16 ET | [10-Q](/filings/0000950170-25-104060.md) | Quarterly report, period 2025-06-30 | 0000950170-25-104060 |
| 2025-08-06 | 16:10 ET | [8-K](/filings/0000950170-25-104020.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-25-104020 |
| 2025-06-25 | 16:05 ET | [8-K](/filings/0000950170-25-089949.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-25-089949 |
| 2025-06-09 | 17:00 ET | [8-K](/filings/0000950170-25-083830.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0000950170-25-083830 |
| 2025-05-08 | 16:15 ET | [10-Q](/filings/0000950170-25-066991.md) | Quarterly report, period 2025-03-31 | 0000950170-25-066991 |
| 2025-05-08 | 16:10 ET | [8-K](/filings/0000950170-25-066946.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-066946 |
| 2025-04-23 | 16:10 ET | [DEF 14A](/filings/0000950170-25-057353.md) | Proxy statement, period 2025-06-05 | 0000950170-25-057353 |
| 2025-03-20 | 16:15 ET | [10-K](/filings/0000950170-25-042673.md) | Annual report, period 2024-12-31 | 0000950170-25-042673 |
| 2025-03-20 | 16:10 ET | [8-K](/filings/0000950170-25-042660.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-042660 |
| 2025-02-20 | 16:05 ET | [8-K](/filings/0000950170-25-024134.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-25-024134 |
| 2025-01-03 | 16:05 ET | [8-K](/filings/0000950170-25-001141.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000950170-25-001141 |
| 2024-12-26 | 08:25 ET | [8-K](/filings/0000950170-24-139962.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-24-139962 |
| 2024-12-19 | 08:05 ET | [8-K](/filings/0000950170-24-138242.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 9.01 Financial statements and exhibits | 0000950170-24-138242 |
| 2024-12-13 | 16:05 ET | [8-K](/filings/0000950170-24-136183.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0000950170-24-136183 |
| 2024-11-07 | 16:50 ET | [8-K](/filings/0000950170-24-123466.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0000950170-24-123466 |
| 2024-11-07 | 16:24 ET | [10-Q](/filings/0000950170-24-123402.md) | Quarterly report, period 2024-09-30 | 0000950170-24-123402 |
| 2024-11-07 | 16:14 ET | [8-K](/filings/0000950170-24-123355.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-123355 |
| 2024-09-23 | 08:05 ET | [8-K](/filings/0000950170-24-108629.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-24-108629 |
| 2024-08-08 | 16:15 ET | [10-Q](/filings/0000950170-24-093998.md) | Quarterly report, period 2024-06-30 | 0000950170-24-093998 |
| 2024-08-08 | 16:10 ET | [8-K](/filings/0000950170-24-093946.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-093946 |
| 2024-06-24 | 16:28 ET | [SC 13D/A](/filings/0001079973-24-000954.md) | Ownership report, active investor, amended | 0001079973-24-000954 |
| 2024-06-18 | 16:07 ET | [8-K](/filings/0001193125-24-163398.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 9.01 Financial statements and exhibits | 0001193125-24-163398 |
| 2024-06-03 | 16:05 ET | [8-K](/filings/0000950170-24-067951.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0000950170-24-067951 |
| 2024-05-08 | 16:15 ET | [10-Q](/filings/0000950170-24-055680.md) | Quarterly report, period 2024-03-31 | 0000950170-24-055680 |
| 2024-05-08 | 16:10 ET | [8-K](/filings/0000950170-24-055650.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-055650 |
| 2024-04-17 | 16:10 ET | [DEF 14A](/filings/0000950170-24-045105.md) | Proxy statement, period 2024-05-29 | 0000950170-24-045105 |
| 2024-03-28 | 16:15 ET | [10-K](/filings/0000950170-24-038057.md) | Annual report, period 2023-12-31 | 0000950170-24-038057 |
| 2024-03-28 | 16:10 ET | [8-K](/filings/0000950170-24-038044.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-038044 |
| 2024-03-15 | 16:05 ET | [8-K](/filings/0000950170-24-032162.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000950170-24-032162 |
| 2024-02-13 | 16:05 ET | [8-K](/filings/0000950170-24-014534.md) | 3.03 Change to security holders’ rights; 5.03 Amendment to articles or bylaws; 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-24-014534 |
| 2024-02-02 | 16:05 ET | [8-K](/filings/0000950170-24-010475.md) | 5.07 Shareholder vote results; 8.01 Other events | 0000950170-24-010475 |
| 2024-01-17 | 16:05 ET | [8-K](/filings/0000950170-24-005024.md) | 1.02 Termination of a material agreement | 0000950170-24-005024 |
| 2023-12-21 | 16:01 ET | [DEF 14A](/filings/0001193125-23-301174.md) | Proxy statement, period 2024-01-31 | 0001193125-23-301174 |

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Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:09 ET. No prices; not investment advice.