# Arbutus Biopharma Corp: filings

ABUS · Nasdaq · CIK 1447028 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 558 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 (8-K 310, 4 208, 6-K 135, 3 55, 10-Q 38, SC 13G/A 29, SC 13D/A 25, DEFA14A 17, CT ORDER 16, SC 13G 15, 10-K 13, DEF 14A 13, CORRESP 12, 144 11, S-8 11, UPLOAD 11, EFFECT 9, SC 13D 9, 424B5 8, S-3 6, SUPPL 6, 4/A 5, 10-K/A 4, 20-F 3, 20-F/A 3, 8-K/A 3, F-10 3, F-10/A 3, F-X 3, SCHEDULE 13D/A 3, 10-Q/A 2, D 2, PRE 14A 2, S-3/A 2, SCHEDULE 13G 2, SCHEDULE 13G/A 2, SC TO-I/A 2, 3/A 1, 424B2 1, 6-K/A 1, 8-A12B 1, CERTNAS 1, DEFM14A 1, DEFR14A 1, FWP 1, NT 10-K 1, PREM14A 1, PRER14A 1, S-3MEF 1, SC TO-C 1, SC TO-I 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-22 | 07:31 ET | [8-K](/filings/0001171843-26-006753.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-006753 |
| 2026-08-21 | 07:53 ET | [8-K](/filings/0001104659-26-099390.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-26-099390 |
| 2026-08-12 | 07:31 ET | [10-Q](/filings/0001447028-26-000045.md) | Quarterly report, period 2026-06-30 | 0001447028-26-000045 |
| 2026-08-12 | 07:31 ET | [8-K](/filings/0001171843-26-005442.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-005442 |
| 2026-07-16 | 07:31 ET | [8-K](/filings/0001171843-26-004708.md) | 1.02 Termination of a material agreement; 5.02 Departure or appointment of officers or directors; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-004708 |
| 2026-05-27 | 16:01 ET | [8-K](/filings/0001447028-26-000024.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001447028-26-000024 |
| 2026-05-13 | 07:31 ET | [10-Q](/filings/0001447028-26-000021.md) | Quarterly report, period 2026-03-31 | 0001447028-26-000021 |
| 2026-05-13 | 07:31 ET | [8-K](/filings/0001171843-26-003346.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-003346 |
| 2026-04-28 | 17:54 ET | [SCHEDULE 13D/A](/filings/0000921895-26-001101.md) | Ownership report, active investor, amended | 0000921895-26-001101 |
| 2026-04-15 | 07:31 ET | [8-K](/filings/0001171843-26-002458.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-002458 |
| 2026-04-14 | 17:02 ET | [DEF 14A](/filings/0001140361-26-014623.md) | Proxy statement, period 2026-05-26 | 0001140361-26-014623 |
| 2026-04-13 | 19:56 ET | [SCHEDULE 13D/A](/filings/0000921895-26-000973.md) | Ownership report, active investor, amended | 0000921895-26-000973 |
| 2026-03-23 | 07:31 ET | [8-K](/filings/0001171843-26-001838.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-001838 |
| 2026-03-23 | 07:30 ET | [10-K](/filings/0001447028-26-000017.md) | Annual report, period 2025-12-31 | 0001447028-26-000017 |
| 2026-03-03 | 16:16 ET | [8-K](/filings/0001171843-26-001299.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-001299 |
| 2026-02-20 | 16:01 ET | [8-K](/filings/0001171843-26-000979.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-000979 |
| 2026-02-06 | 16:01 ET | [8-K](/filings/0001171843-26-000676.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-000676 |
| 2026-01-16 | 07:41 ET | [8-K](/filings/0001171843-26-000303.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-26-000303 |
| 2025-12-11 | 08:00 ET | [8-K](/filings/0001171843-25-007879.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-007879 |
| 2025-11-13 | 07:31 ET | [8-K](/filings/0001171843-25-007256.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-007256 |
| 2025-11-13 | 07:31 ET | [10-Q](/filings/0001447028-25-000126.md) | Quarterly report, period 2025-09-30 | 0001447028-25-000126 |
| 2025-10-07 | 08:01 ET | [8-K](/filings/0001171843-25-006316.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-006316 |
| 2025-09-10 | 09:00 ET | [8-K](/filings/0001171843-25-005815.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-005815 |
| 2025-08-06 | 07:32 ET | [10-Q](/filings/0001447028-25-000115.md) | Quarterly report, period 2025-06-30 | 0001447028-25-000115 |
| 2025-08-06 | 07:31 ET | [8-K](/filings/0001171843-25-005076.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-005076 |
| 2025-06-25 | 07:31 ET | [8-K](/filings/0001171843-25-004094.md) | 1.02 Termination of a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-004094 |
| 2025-05-23 | 16:08 ET | [8-K](/filings/0001447028-25-000104.md) | 5.07 Shareholder vote results | 0001447028-25-000104 |
| 2025-05-14 | 17:21 ET | [10-Q](/filings/0001447028-25-000099.md) | Quarterly report, period 2025-03-31 | 0001447028-25-000099 |
| 2025-05-14 | 07:31 ET | [8-K](/filings/0001171843-25-003153.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-003153 |
| 2025-05-07 | 06:00 ET | [8-K](/filings/0001171843-25-002841.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-002841 |
| 2025-04-23 | 06:00 ET | [8-K](/filings/0001171843-25-002401.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-002401 |
| 2025-04-04 | 16:05 ET | [DEF 14A](/filings/0001140361-25-012305.md) | Proxy statement, period 2025-05-21 | 0001140361-25-012305 |
| 2025-04-03 | 16:11 ET | [8-K](/filings/0001447028-25-000093.md) | 5.02 Departure or appointment of officers or directors; 8.01 Other events | 0001447028-25-000093 |
| 2025-03-27 | 07:31 ET | [10-K](/filings/0001447028-25-000083.md) | Annual report, period 2024-12-31 | 0001447028-25-000083 |
| 2025-03-27 | 07:31 ET | [8-K](/filings/0001171843-25-001760.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-001760 |
| 2025-03-03 | 09:24 ET | [8-K](/filings/0001171843-25-001188.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-001188 |
| 2025-02-25 | 07:05 ET | [8-K](/filings/0001171843-25-001049.md) | 5.02 Departure or appointment of officers or directors; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-001049 |
| 2025-02-21 | 09:00 ET | [SCHEDULE 13D/A](/filings/0000921895-25-000560.md) | Ownership report, active investor, amended | 0000921895-25-000560 |
| 2025-01-13 | 07:31 ET | [8-K](/filings/0001171843-25-000193.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-25-000193 |
| 2024-11-15 | 11:03 ET | [8-K](/filings/0001171843-24-006400.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-006400 |
| 2024-11-06 | 16:02 ET | [10-Q](/filings/0001447028-24-000087.md) | Quarterly report, period 2024-09-30 | 0001447028-24-000087 |
| 2024-11-06 | 07:31 ET | [8-K](/filings/0001171843-24-006039.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-006039 |
| 2024-10-15 | 08:26 ET | [8-K](/filings/0001171843-24-005618.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-005618 |
| 2024-10-11 | 16:07 ET | [8-K](/filings/0001447028-24-000084.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001447028-24-000084 |
| 2024-08-08 | 16:04 ET | [10-Q](/filings/0001447028-24-000072.md) | Quarterly report, period 2024-06-30 | 0001447028-24-000072 |
| 2024-08-05 | 16:13 ET | [8-K](/filings/0001447028-24-000066.md) | 7.01 Regulation FD disclosure | 0001447028-24-000066 |
| 2024-08-01 | 07:31 ET | [8-K](/filings/0001171843-24-004324.md) | 2.02 Results of operations; 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-004324 |
| 2024-06-06 | 11:16 ET | [8-K](/filings/0001171843-24-003323.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-003323 |
| 2024-06-05 | 06:00 ET | [8-K](/filings/0001171843-24-003302.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001171843-24-003302 |
| 2024-05-28 | 16:25 ET | [8-K](/filings/0001447028-24-000061.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results | 0001447028-24-000061 |

Page 1 of 12. [Older](/companies/abus/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 27, 2026, 17:27 ET. No prices; not investment advice.