Arbutus Biopharma Corp
ABUS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001447028
No open-market purchases or sales by Arbutus Biopharma Corp insiders were filed in the last 90 days; 176 institutions reported holding it in 13F filings for Q2 2026, worth $674.9M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Arbutus Biopharma Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 167
- −2 vs. Q4 2025
- Shares held
- 139.0M
- +26.2M (+23.3%) vs. Q4 2025
- Total value
- $625.4M
- +$83.1M (+15.3%) vs. Q4 2025
- New holders
- 29
- 48 more added
- Sold out
- 31
- 48 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ABUS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 176 | $674.9M |
| Q1 2026 | 167 | $625.4M |
| Q4 2025 | 172 | $586.9M |
| Q3 2025 | 166 | $536.4M |
| Q2 2025 | 163 | $365.0M |
| Q1 2025 | 168 | $390.1M |
| Q4 2024 | 154 | $340.3M |
| Q3 2024 | 144 | $389.2M |
| Q2 2024 | 131 | $298.4M |
| Q1 2024 | 119 | $215.2M |
| Q4 2023 | 112 | $197.4M |
| Q3 2023 | 99 | $143.8M |
| Q2 2023 | 111 | $152.4M |
| Q1 2023 | 122 | $189.3M |
| Q4 2022 | 114 | $126.3M |
| Q3 2022 | 127 | $89.1M |
| Q2 2022 | 113 | $120.0M |
| Q1 2022 | 119 | $130.6M |
| Q4 2021 | 123 | $154.4M |
| Q3 2021 | 100 | $149.8M |
| Q2 2021 | 91 | $87.6M |
| Q1 2021 | 94 | $86.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Arbutus Biopharma Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mirae Asset Global ETFs Holdings Ltd. | 79,466 | $355.9K | 0.00% | +2,307+3.0% | Added |
| SG Americas Securities, LLC | 79,033 | $356.0K | 0.00% | +37,395+89.8% | Added |
| JBF Capital, Inc. | 80,281 | $361.3K | 0.05% | +80,281 | New |
| MetLife Investment Management | 81,069 | $364.8K | 0.00% | +7,833+10.7% | Added |
| JPMorgan Chase & Co | 87,049 | $374.3K | 0.00% | −10,826−11.1% | Reduced |
| State of Wisconsin Investment Board | 88,359 | $397.6K | 0.00% | −4,410−4.8% | Reduced |
| Vanguard Asset Management, Ltd | 89,582 | $403.1K | 0.00% | +89,582 | New |
| Campbell & CO Investment Adviser LLC | 103,412 | $465.4K | 0.03% | −9,701−8.6% | Reduced |
| EntryPoint Capital, LLC | 110,123 | $495.6K | 0.15% | +34,516+45.7% | Added |
| Front Row Advisors LLC | 110,500 | $497.3K | 0.17% | +100,000+952.4% | Added |
| Schroder Investment Management Group | 121,313 | $521.6K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 115,990 | $522.0K | 0.00% | +26,774+30.0% | Added |
| Rafferty Asset Management, LLC | 122,854 | $552.8K | 0.00% | +5,822+5.0% | Added |
| Avidity Partners Management LP | 125,000 | $562.5K | 0.11% | +125,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 125,233 | $563.5K | 0.00% | −3,082−2.4% | Reduced |
| Balyasny Asset Management LLC | 125,521 | $564.8K | 0.00% | −16,125−11.4% | Reduced |
| Wealth Management Associates, Inc. | 131,870 | $593.4K | 0.20% | +4,000+3.1% | Added |
| Alliancebernstein L.P. | 127,340 | $612.5K | 0.00% | −16,530−11.5% | Reduced |
| California State Teachers Retirement System | 142,985 | $643.4K | 0.00% | −1,125−0.8% | Reduced |
| D. E. Shaw & Co., Inc. | 143,201 | $644.4K | 0.00% | −88,562−38.2% | Reduced |
| FMR LLC | 145,126 | $653.1K | 0.00% | +8,570+6.3% | Added |
| Deutsche Bank AG | 160,740 | $723.3K | 0.00% | +20,542+14.7% | Added |
| Rhumbline Advisers | 178,785 | $804.5K | 0.00% | −4,465−2.4% | Reduced |
| Raymond James Financial Inc | 191,355 | $861.1K | 0.00% | +131,170+217.9% | Added |
| Susquehanna International Group, LLP | 241,970 | $1.09M | 0.00% | +132,559+121.2% | Added |
| Invesco Ltd. | 247,925 | $1.12M | 0.00% | +671+0.3% | Added |
| Carrera Capital Advisors | 252,159 | $1.13M | 0.17% | +252,159 | New |
| Nuveen, LLC | 259,017 | $1.17M | 0.00% | +1,083+0.4% | Added |
| Ledgewood Wealth Advisors, LLC | 278,436 | $1.25M | 0.71% | 00.0% | Unchanged |
| Swiss National Bank | 283,400 | $1.28M | 0.00% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 350,000 | $1.57M | 0.01% | −325,000−48.1% | Reduced |
| UBS Group AG | 364,471 | $1.64M | 0.00% | +217,179+147.4% | Added |
| Bank of New York Mellon Corp | 379,373 | $1.71M | 0.00% | −8,541−2.2% | Reduced |
| Kennedy Capital Management, Inc. | 393,132 | $1.77M | 0.04% | −111,962−22.2% | Reduced |
| Wellington Management Group LLP | 440,924 | $1.98M | 0.00% | −33,437−7.0% | Reduced |
| Freestone Capital Holdings, LLC | 442,500 | $1.99M | 0.06% | 00.0% | Unchanged |
| Rangeley Capital, LLC | 500,000 | $2.25M | 2.43% | −340,000−40.5% | Reduced |
| Quinn Opportunity Partners LLC | 514,513 | $2.32M | 0.12% | 00.0% | Unchanged |
| Western Standard LLC | 521,587 | $2.35M | 1.23% | +13,734+2.7% | Added |
| Millennium Management LLC | 642,448 | $2.89M | 0.00% | +642,448 | New |
| Citadel Advisors LLC | 677,138 | $3.05M | 0.00% | +572,295+545.9% | Added |
| Bank of Montreal | 782,763 | $3.52M | 0.00% | +16,107+2.1% | Added |
| Deltroit Asset Management (UK) LLP | 800,000 | $3.60M | 0.62% | +800,000 | New |
| UBS Asset Management Americas Inc | 838,210 | $3.77M | 0.00% | −52,688−5.9% | Reduced |
| Citigroup Inc | 898,421 | $4.04M | 0.00% | +287,272+47.0% | Added |
| Vanguard Fiduciary Trust Co | 1,063,054 | $4.78M | 0.00% | +1,063,054 | New |
| Goldman Sachs Group Inc | 1,100,434 | $4.95M | 0.00% | +361,854+49.0% | Added |
| Northern Trust Corp | 1,277,859 | $5.75M | 0.00% | +41,170+3.3% | Added |
| Advisor Group Holdings, Inc. | 1,348,127 | $6.07M | 0.01% | −970.0% | Reduced |
| Vanguard Portfolio Management LLC | 1,392,024 | $6.26M | 0.00% | +1,392,024 | New |
| Charles Schwab Investment Management Inc | 1,401,157 | $6.31M | 0.00% | −161,108−10.3% | Reduced |
| Bank of America Corp | 1,683,628 | $7.58M | 0.00% | −149,076−8.1% | Reduced |
| Jefferies Financial Group Inc. | 1,894,067 | $8.52M | 0.10% | +1,894,067 | New |
| Woodline Partners LP | 2,010,172 | $9.05M | 0.03% | −176,381−8.1% | Reduced |
| Legal & General Group Plc | 2,401,389 | $10.8M | 0.00% | +2,278,628+1,856.1% | Added |
| BlackBarn Capital Partners LP | 2,500,000 | $11.3M | 3.38% | +650,000+35.1% | Added |
| Adage Capital Partners GP, L.L.C. | 2,664,941 | $12.0M | 0.02% | −1,675,000−38.6% | Reduced |
| ADAR1 Capital Management, LLC | 3,133,175 | $14.1M | 0.85% | −2,281,934−42.1% | Reduced |
| Geode Capital Management, LLC | 3,771,806 | $17.0M | 0.00% | +94,499+2.6% | Added |
| Barclays PLC | 4,316,095 | $19.4M | 0.01% | +3,959,411+1,110.1% | Added |
| State Street Corp | 6,342,510 | $28.5M | 0.00% | +434,299+7.4% | Added |
| Rubric Capital Management LP | 6,626,389 | $29.8M | 0.37% | +5,051,013+320.6% | Added |
| Vanguard Capital Management LLC | 6,688,911 | $30.1M | 0.00% | +6,688,911 | New |
| BlackRock, Inc. | 12,966,946 | $58.4M | 0.00% | −85,915−0.7% | Reduced |
| Whitefort Capital Management, LP | 14,930,885 | $67.2M | 20.45% | +1,587,657+11.9% | Added |
| Two Seas Capital LP | 18,557,543 | $83.5M | 3.85% | +5,968,385+47.4% | Added |
| Morgan Stanley | 25,891,480 | $116.5M | 0.01% | −811,296−3.0% | Reduced |
| StemPoint Capital LP | 0 | $0 | 0.00% | −986,751−100.0% | Sold out |
| Saba Capital Management, L.P. | 0 | $0 | 0.00% | −347,885−100.0% | Sold out |
| Murchinson Ltd. | 0 | $0 | 0.00% | −275,000−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −157,578−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −120,821−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −98,100−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −83,933−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −75,624−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −67,840−100.0% | Sold out |
| Irenic Capital Management LP | 0 | $0 | 0.00% | −59,853−100.0% | Sold out |
| AlphaCentric Advisors LLC | 0 | $0 | 0.00% | −47,925−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −46,520−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −35,116−100.0% | Sold out |
| T3 Companies, LLC | 0 | $0 | 0.00% | −34,000−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −28,775−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −25,779−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −21,632−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −20,500−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Voleon Capital Management LP | 0 | $0 | 0.00% | −16,387−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −15,421−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −10,721−100.0% | Sold out |
| Cyndeo Wealth Partners, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −4,756−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −3,134−100.0% | Sold out |
| Keating Financial Advisory Services, Inc. | 0 | $0 | 0.00% | −1,029−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −395−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −292−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Private Wealth Asset Management, LLC | 0 | $0 | 0.00% | −51−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Sherbrooke Park Advisers LLC | – | – | – | – | Not filed |