WARMINSTER, PA
ARBUTUS BIOPHARMA CORPABUS— Latest position per institution from SEC 13F filings
15
Institutional holders
140.55M
Total shares held
619.16M
Estimated value
7.03M
Avg. position size
MORGAN STANLEY
CIK 895421
Shares
25.89M
Value
116.51M
Filed
Mar 31, 2026
TWO SEAS CAPITAL LP
CIK 1823138
Shares
18.56M
Value
83.51M
Filed
Mar 31, 2026
WHITEFORT CAPITAL MANAGEMENT, LP
CIK 1884931
Shares
14.93M
Value
67.19M
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
12.97M
Value
58.35M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
11.55M
Value
35.70M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
9.24M
Value
44.46M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
6.69M
Value
30.10M
Filed
Mar 31, 2026
RUBRIC CAPITAL MANAGEMENT LP
CIK 1687509
Shares
6.63M
Value
29.82M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
6.34M
Value
28.54M
Filed
Mar 31, 2026
BARCLAYS PLC
CIK 312069
Shares
4.32M
Value
19.42M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
3.77M
Value
16.98M
Filed
Mar 31, 2026
ADAR1 CAPITAL MANAGEMENT, LLC
CIK 1940272
Shares
3.13M
Value
14.10M
Filed
Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
2.66M
Value
11.99M
Filed
Mar 31, 2026
BLACKBARN CAPITAL PARTNERS LP
CIK 2010204
Shares
2.50M
Value
11.25M
Filed
Mar 31, 2026
LEGAL & GENERAL GROUP PLC
CIK 764068
Shares
2.40M
Value
10.81M
Filed
Mar 31, 2026
WOODLINE PARTNERS LP
CIK 1784547
Shares
2.01M
Value
9.05M
Filed
Mar 31, 2026
FOURSIXTHREE CAPITAL LP
CIK 1897652
Shares
1.98M
Value
8.98M
Filed
Sep 30, 2025
JEFFERIES FINANCIAL GROUP INC.
CIK 96223
Shares
1.89M
Value
8.52M
Filed
Mar 31, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
1.68M
Value
7.58M
Filed
Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
1.40M
Value
6.31M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MORGAN STANLEY | 895421 | 25.89M | 116.51M | Mar 31, 2026 |
| 2 | TWO SEAS CAPITAL LP | 1823138 | 18.56M | 83.51M | Mar 31, 2026 |
| 3 | WHITEFORT CAPITAL MANAGEMENT, LP | 1884931 | 14.93M | 67.19M | Mar 31, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 12.97M | 58.35M | Mar 31, 2026 |
| 5 | BLACKROCK FINANCE, INC. | 1364742 | 11.55M | 35.70M | Jun 30, 2024 |
| 6 | VANGUARD GROUP INC | 102909 | 9.24M | 44.46M | Dec 31, 2025 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 6.69M | 30.10M | Mar 31, 2026 |
| 8 | RUBRIC CAPITAL MANAGEMENT LP | 1687509 | 6.63M | 29.82M | Mar 31, 2026 |
| 9 | STATE STREET CORP | 93751 | 6.34M | 28.54M | Mar 31, 2026 |
| 10 | BARCLAYS PLC | 312069 | 4.32M | 19.42M | Mar 31, 2026 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 3.77M | 16.98M | Mar 31, 2026 |
| 12 | ADAR1 CAPITAL MANAGEMENT, LLC | 1940272 | 3.13M | 14.10M | Mar 31, 2026 |
| 13 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 2.66M | 11.99M | Mar 31, 2026 |
| 14 | BLACKBARN CAPITAL PARTNERS LP | 2010204 | 2.50M | 11.25M | Mar 31, 2026 |
| 15 | LEGAL & GENERAL GROUP PLC | 764068 | 2.40M | 10.81M | Mar 31, 2026 |
| 16 | WOODLINE PARTNERS LP | 1784547 | 2.01M | 9.05M | Mar 31, 2026 |
| 17 | FOURSIXTHREE CAPITAL LP | 1897652 | 1.98M | 8.98M | Sep 30, 2025 |
| 18 | JEFFERIES FINANCIAL GROUP INC. | 96223 | 1.89M | 8.52M | Mar 31, 2026 |
| 19 | BANK OF AMERICA CORP /DE/ | 70858 | 1.68M | 7.58M | Mar 31, 2026 |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 1.40M | 6.31M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.