Arbutus BiopharmaABUS

13F holders, Q3 2025 (September 30)
166holders +4
20new positions
17sold out
4famous investors
$4.54avg. 13F price*

At the end of Q3 2025, 166 institutions reported holding Arbutus Biopharma Corp. (ABUS) in their 13F filings, up 4 from Q2 2025. 20 opened new positions and 17 sold out. The largest holders were Morgan Stanley ($111.0M), Whitefort Capital Management, LP ($60.6M) and BlackRock, Inc. ($57.6M). 4 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).

Company
Arbutus Biopharma Corp.
CUSIP
03879J100
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 119Q1 2024Q2 2024: 131Q2 2024Q3 2024: 144Q3 2024Q4 2024: 153Q4 2024Q1 2025: 167Q1 2025Q2 2025: 162Q2 2025Q3 2025: 166Q3 2025Q4 2025: 172Q4 2025Q1 2026: 167Q1 2026Q2 2026: 176Q2 2026

Total Exit/New Position Q2 2025 → Q3 2025

InstitutionsTotal Value
New Positions20$6.8M
Exits17$5.1M

All 13F filers, Q2 2025 → Q3 2025: 6,788,004 shares bought and 6,729,111 shares sold, net +58,893 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 166 holders

Morgan Stanley 0.01% Add +1.2% 24,450,612 $111.0M
Whitefort Capital Management, LP 21.08% No change 13,343,228 $60.6M
BlackRock, Inc. 0.00% Reduce -1.5% 12,677,496 $57.6M
Two Seas Capital LP 3.01% Add +5.3% 10,991,261 $49.9M
Vanguard Group Inc. 0.00% Reduce -1.0% 8,991,082 $40.8M
Adage Capital Partners Gp, L.L.C. 0.04% Add +94.7% 5,014,941 $22.8M
State Street Corp. 0.00% Reduce -8.1% 4,098,318 $18.6M
Geode Capital Management, LLC 0.00% Add +0.8% 3,666,162 $16.6M
ADAR1 Capital Management, LLC 1.31% Add +2.7% 2,903,226 $13.2M
Goldman Sachs Group Inc. 0.00% Reduce -28.5% 2,173,430 $9.9M
Woodline Partners LP 0.05% Reduce -13.3% 2,165,602 $9.8M
BlackBarn Capital Partners LP 2.96% Reduce -23.2% 2,000,000 $9.1M
Foursixthree Capital LP 3.56% Reduce -22.6% 1,978,975 $9.0M
Rubric Capital Management LP 0.10% No change 1,575,376 $7.2M
Bank of America Corp. 0.00% Add +21.1% 1,450,822 $6.6M
Osaic Holdings, Inc. 0.01% Reduce 0.0% 1,338,503 $6.0M
Northern Trust Corp. 0.00% Add +0.4% 1,289,413 $5.9M
Charles Schwab Investment Management Inc. 0.00% Add +1.7% 1,274,833 $5.8M
FourWorld Capital Management LLC 11.25% Reduce -16.8% 1,020,910 $4.6M
Rangeley Capital, LLC 3.67% Reduce -2.9% 840,000 $3.8M
Hudson Bay Capital Management LP 0.03% Reduce -17.1% 800,000 $3.6M
Aberdeen Group plc 0.01% Reduce -18.6% 799,979 $3.6M
UBS Group AG 0.00% Add +307.2% 774,594 $3.5M
Bank of Montreal 0.00% Add +27.4% 765,263 $3.5M
Saba Capital Management, L.P. 0.10% Reduce -46.1% 678,771 $3.1M
Millennium Management 0.00% Add +5.8% 528,340 $2.4M
Quinn Opportunity Partners LLC 0.17% Add +10.8% 514,513 $2.3M
Wellington Management Group LLP 0.00% Reduce -3.3% 514,083 $2.3M
Western Standard LLC 1.23% New 507,853 $2.3M
Kennedy Capital Management LLC 0.05% Add +12.4% 505,099 $2.3M
Freestone Capital Holdings, LLC 0.06% No change 442,500 $2.0M
Bank of New York Mellon Corp 0.00% Add +8.9% 399,148 $1.8M
Boothbay Fund Management, LLC 0.04% Add +18.2% 310,051 $1.4M
Jane Street Group, LLC 0.00% Add +34.9% 300,455 $1.4M
Barclays PLC 0.00% Reduce -30.1% 284,330 $1.3M
Ledgewood Wealth Advisors, LLC 0.75% No change 278,436 $1.3M
Swiss National Bank 0.00% No change 276,300 $1.3M
Nuveen, LLC 0.00% Reduce -37.3% 257,934 $1.2M
Royal Bank of Canada 0.00% Reduce -11.4% 236,829 $1.1M
Qube Research & Technologies Ltd 0.00% Reduce -41.6% 215,041 $976K
Rhumbline Advisers 0.00% Add +1.9% 211,784 $961K
Invesco Ltd. 0.00% Add +15.8% 209,638 $952K
Stempoint Capital LP 0.19% New 205,388 $932K
Murchinson Ltd. 0.18% New 200,000 $908K
Citigroup Inc. 0.00% Reduce -13.9% 197,838 $898K
Citadel Advisors 0.00% Add +61.0% 193,691 $879K
D. E. Shaw & Co. 0.00% Add +366.7% 189,952 $862K
Arrowstreet Capital, Limited Partnership 0.00% New 159,118 $722K
Alliancebernstein L.P. 0.00% Add +19.6% 143,870 $653K
Deutsche Bank AG 0.00% Add +15.9% 131,824 $598K
California State Teachers Retirement System 0.00% Reduce -1.0% 131,468 $597K
Legal & General Group Plc 0.00% Reduce -0.3% 124,177 $564K
Schroder Investment Management Group 0.00% No change 121,313 $541K
Wealth Management Associates, Inc. 0.18% Add +7.5% 112,820 $512K
Balyasny Asset Management L.P. 0.00% New 107,665 $489K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 100,338 $456K
Nomura Holdings Inc. 0.00% Add +3.9% 100,000 $454K
JPMorgan Chase & Co. 0.00% Add +14.1% 98,229 $446K
Wells Fargo & Company 0.00% Add +18.6% 95,451 $433K
BNP Paribas Financial Markets 0.00% Add +60.7% 89,899 $408K
FMR LLC 0.00% Add +10.8% 89,464 $406K
MetLife Investment Management, LLC 0.00% Reduce -1.0% 87,850 $399K
T. Rowe Price Associates Inc. 0.00% Add +8.5% 83,008 $377K
ExodusPoint Capital Management, LP 0.01% Add +1.6% 82,377 $374K
Man Group plc 0.00% Add +103.5% 79,374 $360K
Exome Asset Management LLC 0.23% No change 75,484 $343K
Clear Harbor Asset Management, LLC 0.02% Reduce -6.3% 74,761 $339K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Reduce -15.5% 73,806 $335K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Add +0.2% 73,690 $335K
Campbell & CO Investment Adviser LLC 0.03% New 73,285 $333K
Squarepoint Ops LLC 0.00% Add +184.0% 67,611 $307K
Y-Intercept (Hong Kong) Ltd 0.01% New 66,056 $300K
Susquehanna International Group, LLP 0.00% Reduce -70.8% 64,192 $291K
Rockefeller Capital Management L.P. 0.00% New 63,000 $286K
Janus Henderson Group PLC 0.00% No change 60,900 $277K
Manufacturers Life Insurance Company, The 0.00% Reduce -8.7% 54,161 $246K
Rafferty Asset Management, LLC 0.00% Reduce -40.1% 53,008 $241K
Creative Planning 0.00% Reduce -2.4% 51,692 $235K
Intech Investment Management LLC 0.00% Reduce -37.4% 47,489 $216K
Group One Trading LLC 0.01% Add +72.3% 45,794 $208K
Ensign Peak Advisors, Inc 0.00% No change 45,000 $204K
SBI Securities Co., Ltd. 0.01% Reduce -0.8% 42,933 $195K
Arizona State Retirement System 0.00% Add +1.3% 42,390 $192K
Police & Firemen's Retirement System of New Jersey 0.00% Add +39.1% 41,664 $189K
Simplex Trading, LLC 0.00% Add +86.4% 40,963 $185K
Premier Path Wealth Partners, LLC 0.02% No change 40,000 $182K
Mercer Global Advisors Inc. 0.00% Add +9.2% 38,959 $177K
Sherbrooke Park Advisers LLC 0.08% Add +71.4% 37,073 $168K
Quantinno Capital Management LP 0.00% New 35,896 $163K
State Board of Administration of Florida Retirement System 0.00% No change 35,820 $163K
New York State Common Retirement Fund 0.00% Add +61.3% 35,268 $160K
Teacher Retirement System of Texas 0.00% Reduce -9.6% 34,969 $159K
China Universal Asset Management Co., Ltd. 0.01% Reduce -12.7% 33,602 $153K
ProShare Advisors LLC 0.00% Reduce -14.3% 32,715 $149K
Virtus Investment Advisers, LLC 0.04% Add +21.0% 31,784 $144K
Voya Investment Management LLC 0.00% Reduce -32.0% 29,349 $133K
EntryPoint Capital, LLC 0.05% Reduce -52.8% 28,864 $131K
Assenagon Asset Management S.A. 0.00% Reduce -32.6% 26,702 $121K
Jain Global LLC 0.00% New 26,000 $118K
Moneta Group Investment Advisors LLC 0.00% No change 26,000 $118K
KLP Kapitalforvaltning As 0.00% No change 25,600 $116K
Prelude Capital Management, LLC 0.01% No change 25,318 $115K
Pictet Asset Management Holding SA 0.00% No change 23,927 $109K
SG Americas Securities, LLC 0.00% Reduce -0.0% 23,373 $106K
Russell Investments Group, Ltd. 0.00% Add +185.9% 22,739 $103K
OMERS ADMINISTRATION Corp 0.00% New 21,700 $99K
VIRGINIA RETIREMENT SYSTEMS ET Al 0.00% Reduce -41.6% 21,200 $96K
Prudential Financial Inc. 0.00% No change 18,255 $83K
Verus Capital Partners, LLC 0.01% Add +0.3% 16,650 $76K
CIBC Bancorp USA Inc. 0.00% — 16,138 $73K
AQR Capital Management 0.00% Reduce -59.6% 15,233 $69K
Cura Wealth Advisors, LLC 0.03% No change 15,000 $68K
Scotia Capital Inc. 0.00% No change 14,740 $67K
Daiwa Securities Group Inc. 0.00% Reduce -8.5% 14,495 $66K
Walleye Trading LLC 0.00% No change 14,000 $64K
First Manhattan Co. Llc. 0.00% No change 14,000 $64K
Profund Advisors LLC 0.00% Reduce -32.4% 13,728 $62K
PFG Investments, LLC 0.00% Reduce -4.9% 13,500 $61K
Graham Capital Management, L.P. 0.00% New 13,265 $60K
State of Wisconsin Investment Board 0.00% New 12,863 $58K
Tower Research Capital LLC (TRC) 0.00% Reduce -38.9% 12,694 $58K
Ameritas Investment Partners, Inc. 0.00% Reduce -18.2% 12,648 $57K
WMG Financial Advisors, LLC 0.02% No change 12,605 $57K
Principal Financial Group Inc. 0.00% Add +9.7% 11,859 $54K
Xponance LLC 0.00% Add +1.5% 11,796 $54K
Two Sigma Securities, LLC 0.01% Reduce -31.3% 11,534 $52K
XTX Topco Ltd 0.00% Reduce -52.5% 11,364 $52K
Pathstone Holdings, LLC 0.00% Add +11.8% 11,184 $51K
Front Row Advisors LLC 0.02% No change 10,500 $48K
Voleon Capital Management LP 0.00% New 10,403 $47K
Cyndeo Wealth Partners, LLC 0.00% No change 10,000 $45K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +0.2% 7,411 $34K
Amalgamated Bank 0.00% No change 5,042 $23K
Eastern Bank 0.00% No change 5,000 $23K
GF Fund Management Co. LTD. 0.00% Reduce -15.0% 4,124 $19K
Steward Partners Investment Advisory, LLC 0.00% No change 4,000 $18K
Nisa Investment Advisors, LLC 0.00% No change 2,635 $12K
Signaturefd, LLC 0.00% Reduce -15.3% 2,556 $12K
Cwm, LLC 0.00% Add +3.3% 2,246 $10K
Optiver Holding B.V. 0.00% New 2,181 $10K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Add +10.0% 1,931 $9K
Aster Capital Management (DIFC) Ltd 0.00% New 1,961 $9K
Smartleaf Asset Management LLC 0.00% Add +6.6% 1,729 $8K
PNC Financial Services Group, Inc. 0.00% Reduce -0.7% 1,550 $7K
US Bancorp \de 0.00% Reduce -2.9% 1,451 $7K
Avion Wealth 0.00% No change 1,500 $6K
Parallel Advisors, LLC 0.00% Reduce -8.8% 1,204 $5K
Cornerstone Planning Group LLC 0.00% No change 924 $4K
Sterling Capital Management LLC 0.00% Add +67.3% 915 $4K
Hartford Financial Management Inc. 0.00% No change 900 $4K
Jones Financial Companies LLLP 0.00% No change 830 $4K
Larson Financial Group LLC 0.00% New 739 $3K
National Bank of Canada 0.00% No change 700 $3K
MAI Capital Management 0.00% No change 601 $3K
Harbor Investment Advisory, LLC 0.00% No change 500 $2K
NewEdge Advisors, LLC 0.00% No change 500 $2K
Hantz Financial Services, Inc. 0.00% No change 350 $2K
Quadrant Capital Group LLC 0.00% New 277 $1K
Farther Finance Advisors, LLC 0.00% New 256 $1K
Private Wealth Management Group, LLC 0.00% No change 242 $1K
Principal Securities, Inc. 0.00% No change 230 $1K
Federation des caisses Desjardins du Quebec 0.00% Reduce -75.0% 200 $908
Bare Financial Services, Inc 0.00% New 181 $822
EverSource Wealth Advisors, LLC 0.00% Reduce -29.6% 119 $540
Allworth Financial LP 0.00% Reduce -72.5% 115 $523
Private Wealth Asset Management, LLC 0.00% No change 51 $232

"% of holder's portfolio" is ABUS's weight in each manager's 13F, not the share of Arbutus Biopharma Corp. the manager owns.