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Arbutus Biopharma (ABUS) Institutional Ownership

Arbutus Biopharma logo
$5.19 -0.01 (-0.19%)
Closing price 04:00 PM Eastern
Extended Trading
$5.21 +0.02 (+0.42%)
As of 04:47 PM Eastern
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Institutional Ownership Changes (13F Filings) for Arbutus Biopharma (NASDAQ:ABUS)

Current
Institutional Ownership
Percentage
43.79%
Number of
Institutional Buyers
(last 12 months)
85
Total
Institutional Inflows
(last 12 months)
$375.41M
Number of
Institutional Sellers
(last 12 months)
41
Total
Institutional Outflows
(last 12 months)
$37.65M
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ABUS Institutional Buying and Selling by Quarter

Arbutus Biopharma Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al41,800$201K0.0%N/A0.021%
8/24/2026California State Teachers Retirement System891,168$4.28M0.0%+523.3%0.450%
8/22/2026 Premier Path Wealth Partners LLC30,000$144K0.0%-25.0%0.015%
8/21/2026 AXQ Capital LP25,055$120K0.0%N/A0.013%
8/20/2026 Two Sigma Securities LLC23,470$113K0.0%N/A0.012%
8/19/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC261,052$1.25M0.0%-68.9%0.132%
8/19/2026 Wellington Management Group LLP461,646$2.22M0.0%+4.7%0.233%
8/18/2026Jefferies Financial Group Inc.1,711,672$8.22M0.1%N/A0.865%
8/17/2026 Bank of America Corp DE2,646,197$12.70M0.0%N/A1.337%
8/15/2026 Man Group plc473,467$2.27M0.0%N/A0.240%
8/15/2026 Jupiter Topco LLC597,423$2.87M0.0%N/A0.302%
8/14/2026 ADAR1 Capital Management LLC1,268,147$6.09M0.3%N/A0.642%
8/14/2026 Whitefort Capital Management LP15,794,261$75.81B18.7%N/A7.995%
8/14/2026 Legal & General Group Plc2,466,127$11.84M0.0%N/A1.248%
8/14/2026 The Manufacturers Life Insurance Company 44,305$213K0.0%N/A0.022%
8/13/2026 Connor Clark & Lunn Investment Management Ltd.130,023$624K0.0%N/A0.066%
8/13/2026 Two Seas Capital LP19,095,583$91.66M1.8%N/A9.667%
8/13/2026 Clear Harbor Asset Management LLC27,000$130K0.0%N/A0.014%
8/11/2026 E Fund Management Co. Ltd.14,406$69K0.0%N/A0.007%
8/11/2026 Western Standard LLC542,787$2.61M0.9%N/A0.275%
8/7/2026 BlackRock Inc.13,766,071$66.08M0.0%N/A6.969%
8/7/2026 Deutsche Bank AG170,454$818K0.0%N/A0.086%
8/7/2026 Mitsubishi UFJ Asset Management Co. Ltd.53,320$256K0.0%N/A0.027%
8/7/2026 Cura Wealth Advisors LLC15,000$72K0.0%N/A0.008%
8/6/2026 Bank of New York Mellon Corp454,115$2.18M0.0%N/A0.230%
8/6/2026 GSA Capital Partners LLP44,082$212K0.0%N/A0.022%
8/6/2026 Stoneridge Investment Partners LLC10,125$44K0.0%N/A0.005%
8/3/2026 Walleye Trading LLC14,000$67K0.0%N/A0.007%
5/28/2026 Avidity Partners Management LP125,000$562K0.1%N/A0.063%
5/19/2026 Front Row Advisors LLC110,500$497K0.2%+952.4%0.056%
5/19/2026 Bank of America Corp DE1,683,628$7.58M0.0%-8.1%0.852%
5/18/2026 ADAR1 Capital Management LLC3,133,175$14.10M0.8%-42.1%1.586%
5/18/2026 Rubric Capital Management LP6,626,389$29.82M0.3%+320.6%3.354%
5/16/2026 The Manufacturers Life Insurance Company42,429$191K0.0%-10.6%0.021%
5/16/2026 Quantinno Capital Management LP48,715$219K0.0%-10.9%0.025%
5/15/2026 Rangeley Capital LLC500,000$2.25M2.1%-40.5%0.253%
5/14/2026 Inceptionr LLC32,580$147K0.0%+14.6%0.017%
5/5/2026 Bank of New York Mellon Corp379,373$1.71M0.0%-2.2%0.193%
5/4/2026 Principal Financial Group Inc.10,977$49K0.0%N/A0.006%
4/28/2026 Abel Hall LLC20,073$90K0.0%-34.8%0.010%
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4/16/2026 SG Americas Securities LLC79,033$356K0.0%+89.8%0.040%
2/19/2026 Invesco Ltd.247,254$1.19M0.0%+17.9%0.129%
2/18/2026 Mercer Global Advisors Inc. ADV45,120$217K0.0%+15.8%0.023%
2/18/2026 Virtus Investment Advisers LLC56,483$272K0.1%+77.7%0.029%
2/18/2026 Wellington Management Group LLP474,361$2.28M0.0%-7.7%0.247%
2/18/2026 Saba Capital Management L.P.347,885$1.67M0.0%-48.7%0.181%
2/18/2026 Oxford Asset Management LLP21,632$104K0.0%N/A0.011%
2/18/2026 Man Group plc120,821$581K0.0%+52.2%0.063%
2/18/2026 Irenic Capital Management LP59,853$288K0.0%N/A0.031%
2/18/2026 Balyasny Asset Management L.P.141,646$681K0.0%+31.6%0.074%
2/17/2026 ADAR1 Capital Management LLC5,415,109$26.05M1.9%+86.5%2.816%
2/17/2026 Abel Hall LLC30,779$148K0.0%N/A0.016%
2/17/2026 Lazard Asset Management LLC67,840$326K0.0%N/A0.035%
2/17/2026 Amundi11,878$57K0.0%N/A0.006%
2/17/2026 Price T Rowe Associates Inc. MD89,216$430K0.0%+7.5%0.046%
2/17/2026 Osaic Holdings Inc.1,348,224$6.49M0.0%+0.7%0.701%
2/17/2026 Adage Capital Partners GP L.L.C.4,339,941$20.88M0.0%-13.5%2.257%
2/17/2026California State Teachers Retirement System144,110$693K0.0%+9.6%0.075%
2/17/2026 State of Wisconsin Investment Board92,769$446K0.0%+621.2%0.048%
2/17/2026 ExodusPoint Capital Management LP30,503$147K0.0%-63.0%0.016%
2/17/2026 Royal Bank of Canada65,687$316K0.0%-72.3%0.034%
2/16/2026 Squarepoint Ops LLC28,775$138K0.0%-57.4%0.015%
2/16/2026 Verition Fund Management LLC20,000$96K0.0%N/A0.010%
2/16/2026 Barclays PLC356,684$1.72M0.0%+25.4%0.185%
2/13/2026 The Manufacturers Life Insurance Company 47,459$228K0.0%-12.4%0.025%
2/13/2026 Hudson Bay Capital Management LP675,000$3.25M0.0%-15.6%0.351%
2/13/2026 Morgan Stanley26,702,776$128.44M0.0%+9.2%13.885%
2/13/2026 Rafferty Asset Management LLC117,032$563K0.0%+120.8%0.061%
2/13/2026 Charles Schwab Investment Management Inc.1,562,265$7.51M0.0%+22.5%0.812%
2/13/2026 State Street Corp5,908,211$28.42M0.0%+44.2%3.072%
2/13/2026 Dynamic Technology Lab Private Ltd25,779$124K0.0%N/A0.013%
2/13/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC890,898$4.29M0.0%N/A0.463%
2/13/2026 Wells Fargo & Company MN167,021$803K0.0%+75.0%0.087%
2/12/2026 MetLife Investment Management LLC73,236$352K0.0%-16.6%0.038%
2/12/2026Cibc World Markets Corp10,015$48K0.0%N/A0.005%
2/12/2026 EntryPoint Capital LLC75,607$364K0.1%+161.9%0.039%
2/12/2026 Ensign Peak Advisors Inc27,600$133K0.0%-38.7%0.014%
2/12/2026 AlphaCentric Advisors LLC47,925$231K0.2%N/A0.025%
2/12/2026 Campbell & CO Investment Adviser LLC113,113$544K0.0%+54.3%0.059%
2/12/2026 Swiss National Bank283,400$1.36M0.0%+2.6%0.147%
2/11/2026 Inceptionr LLC28,418$137K0.0%N/A0.015%
2/11/2026 T3 Companies LLC34,000$164K0.2%N/A0.018%
2/11/2026 Deutsche Bank AG140,198$674K0.0%+6.4%0.073%
2/11/2026 Los Angeles Capital Management LLC46,520$225K0.0%N/A0.024%
2/11/2026 Two Seas Capital LP12,589,158$60.55M1.2%+14.5%6.546%
2/11/2026 State of Wyoming15,421$74K0.0%N/A0.008%
2/10/2026 CIBC Asset Management Inc14,382$69K0.0%N/A0.007%
2/10/2026 Goldman Sachs Group Inc.738,580$3.55M0.0%-66.0%0.384%
2/10/2026 Intech Investment Management LLC70,563$339K0.0%+48.6%0.037%
2/9/2026 Geode Capital Management LLC3,677,307$17.69M0.0%+0.3%1.912%
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2/6/2026 ProShare Advisors LLC36,161$174K0.0%+10.5%0.019%
2/3/2026 Mitsubishi UFJ Asset Management Co. Ltd.54,066$258K0.0%-26.6%0.028%
2/3/2026 SBI Securities Co. Ltd.29,625$142K0.0%-31.0%0.015%
1/28/2026 Arizona State Retirement System39,962$192K0.0%-5.7%0.021%
1/27/2026 Zurcher Kantonalbank Zurich Cantonalbank128,315$617K0.0%+27.9%0.067%
1/26/2026 PFG Investments LLC11,000$53K0.0%-18.5%0.006%
1/20/2026 Wealth Management Associates Inc.127,870$615K0.2%+13.3%0.066%
1/9/2026 SG Americas Securities LLC41,638$200K0.0%+78.1%0.022%
1/1/2026 JPMorgan Chase & Co.98,229$446K0.0%+14.1%0.051%
12/15/2025 Hudson Bay Capital Management LP800,000$3.63M0.0%-17.1%0.416%


ABUS Institutional Ownership - Frequently Asked Questions

During the previous two years, 144 institutional investors and hedge funds held shares of Arbutus Biopharma. The most heavily invested institutionals were Whitefort Capital Management LP ($75.81B), Morgan Stanley ($128.44M), Two Seas Capital LP ($91.66M), BlackRock Inc. ($66.08M), Vanguard Group Inc. ($40.82M), Rubric Capital Management LP ($29.82M), and State Street Corp ($28.42M).Learn more on Arbutus Biopharma's institutional investors.

43.79% of Arbutus Biopharma's stock is owned by institutional investors. Learn more on ABUS's institutional investor holdings.

Of the 126 institutional investors that purchased Arbutus Biopharma's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Two Seas Capital LP ($23.65M), Whitefort Capital Management LP ($16.17M), BlackRock Inc. ($13.77M), Rubric Capital Management LP ($5.05M), ADAR1 Capital Management LLC ($4.18M), Bank of America Corp DE ($3.81M), and State Street Corp ($3.28M).

Institutional investors have bought a total of 78,625,675 shares in the last 24 months. This purchase volume represents approximately $375.21M in transactions.

Of the 41 institutional investors that sold Arbutus Biopharma's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: ADAR1 Capital Management LLC ($2.28M), Goldman Sachs Group Inc. ($1.43M), Adage Capital Partners GP L.L.C. ($675K), Foursixthree Capital LP ($578.39K), UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC ($577.16K), Rangeley Capital LLC ($340K), and Woodline Partners LP ($332.38K).

Institutional investors have sold a total of 8,110,115 shares in the last 24 months. This volume of shares sold represents approximately $37.65M in transactions.


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Institutional ownership data for NASDAQ:ABUS is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/25/2026. New 13F filings are added each quarter as they're published.
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