Stock Ownership/ABUS

ARBUTUS BIOPHARMA CORP (ABUS): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in ABUS · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
11
13F filers
Aggregate Value
$22.9M
Across holders
Last Price
$5.20
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity7 increased3 reduced4 exited
Full exits: BALYASNY ASSET MANAGEMENT LLC, ADAGE CAPITAL PARTNERS GP, L.L.C., MILLENNIUM MANAGEMENT LLC, Gotham Asset Management, LLC
Institutional Holders of ABUS
↗
11 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Woodline Partners LP
CIK 0001784547
Hedge Fund2.28M$11.0M47.8%0.0%Added+$1.3MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund651K$3.1M13.6%0.0%Added—Q2 2026
Man Group plc
CIK 0001637460
Hedge Fund473K$2.3M9.9%0.0%Added—Q2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund405K$1.9M8.5%0.0%Reduced+$1.8MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund382K$1.8M8.0%0.0%Added+$1.3MQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund208K$999K4.4%0.0%Added—Q2 2026
Hudson Bay Capital Management LP
CIK 0001393825
Hedge Fund150K$720K3.1%0.0%Reduced$-960KQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund85K$408K1.8%0.0%Added—Q2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund63K$302K1.3%0.0%Unchanged+$0Q2 2026
Magnetar Financial LLC
CIK 0001352851
Hedge Fund47K$226K1.0%0.0%Reduced$-55KQ2 2026
Woodline Partners LPAdded
Hedge Fund
$11.0M· 47.8% of total· 0.0% port· 2.28M sh· +$1.3M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$3.1M· 13.6% of total· 0.0% port· 651K sh· — QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$2.3M· 9.9% of total· 0.0% port· 473K sh· — QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$1.9M· 8.5% of total· 0.0% port· 405K sh· +$1.8M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$1.8M· 8.0% of total· 0.0% port· 382K sh· +$1.3M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$999K· 4.4% of total· 0.0% port· 208K sh· — QoQ· Q2 2026
Hudson Bay Capital Management LPReduced
Hedge Fund
$720K· 3.1% of total· 0.0% port· 150K sh· $-960K QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$408K· 1.8% of total· 0.0% port· 85K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Unchanged
Hedge Fund
$302K· 1.3% of total· 0.0% port· 63K sh· +$0 QoQ· Q2 2026
Magnetar Financial LLCReduced
Hedge Fund
$226K· 1.0% of total· 0.0% port· 47K sh· $-55K QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$152K· 0.7% of total· 0.0% port· 32K sh· +$150K QoQ· Q2 2026
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