Arbutus Biopharma Corporation (ABUS) ownership: Top institutional holder: MORGAN STANLEY ($116.51M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| MORGAN STANLEY | 25891480.00 | $116.51M | 2026-03-31 |
| Two Seas Capital LP | 18557543.00 | $83.51M | 2026-03-31 |
| Whitefort Capital Management, LP | 14930885.00 | $67.19M | 2026-03-31 |
| BlackRock, Inc. | 12966946.00 | $58.35M | 2026-03-31 |
| VANGUARD GROUP INC | 9242437.00 | $44.46M | 2025-12-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6688911.00 | $30.10M | 2026-03-31 |
| Rubric Capital Management LP | 6626389.00 | $29.82M | 2026-03-31 |
| STATE STREET CORP | 6342510.00 | $28.54M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-08 | |
| Sell | null | 2026-06-08 | |
| Sell | null | 2026-02-02 | |
| Sell | null | 2026-02-02 | |
| Sell | null | 2026-02-02 | |
| Sell | null | 2026-02-02 | |
| Sell | null | 2026-02-02 | |
| Sell | null | 2026-02-02 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.