Filed: 8/14/2025ACC: 0000899140-25-000986
📋 What this filing means
SARISSA CAPITAL MANAGEMENT LP filed this quarterly 13F‑HR report disclosing 7 equity positions with a total reported market value of $154.39M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
7
Positions
$154.39M
Total AUM (reported)
21.47M
Total Shares
Allocation by class
COM$103.38M67.0%
SPONSORED ADR$20.15M13.1%
COM NEW$19.44M12.6%
COM CL A$11.42M7.4%
Portfolio Concentration
Top 3$114.83M74.4%
4–10$39.56M25.6%
Top 3 weight
74.4%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 21.47M
Sole
Full voting authority
21.47M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole7
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings7
Rows:
INNOVIVA INC
SOLEShares2.82M
TypeSH
Market value$56.57M
36.64%
Sole
2.82M
Shared
0.00
None
0.00
NEUROCRINE BIOSCIENCES INC
SOLEShares303.15K
TypeSH
Market value$38.10M
24.68%
Sole
303.15K
Shared
0.00
None
0.00
AMARIN CORP PLC
SOLEShares1.24M
TypeSH
Market value$20.15M
13.05%
Sole
1.24M
Shared
0.00
None
0.00
CYTOKINETICS INC
SOLEShares588.36K
TypeSH
Market value$19.44M
12.59%
Sole
588.36K
Shared
0.00
None
0.00
IRONWOOD PHARMACEUTICALS INC
SOLEShares15.92M
TypeSH
Market value$11.42M
7.40%
Sole
15.92M
Shared
0.00
None
0.00
LANTHEUS HLDGS INC
SOLEShares96.25K
TypeSH
Market value$7.88M
5.10%
Sole
96.25K
Shared
0.00
None
0.00
VOR BIOPHARMA INC
SOLEShares508.02K
TypeSH
Market value$823.0K
0.53%
Sole
508.02K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
INNOVIVA INCSOLE | COM | 2.82M | SH | $56.57M 36.64% | 2.82M | 0.00 | 0.00 |
NEUROCRINE BIOSCIENCES INCSOLE | COM | 303.15K | SH | $38.10M 24.68% | 303.15K | 0.00 | 0.00 |
AMARIN CORP PLCSOLE | SPONSORED ADR | 1.24M | SH | $20.15M 13.05% | 1.24M | 0.00 | 0.00 |
CYTOKINETICS INCSOLE | COM NEW | 588.36K | SH | $19.44M 12.59% | 588.36K | 0.00 | 0.00 |
IRONWOOD PHARMACEUTICALS INCSOLE | COM CL A | 15.92M | SH | $11.42M 7.40% | 15.92M | 0.00 | 0.00 |
LANTHEUS HLDGS INCSOLE | COM | 96.25K | SH | $7.88M 5.10% | 96.25K | 0.00 | 0.00 |
VOR BIOPHARMA INCSOLE | COM | 508.02K | SH | $823.0K 0.53% | 508.02K | 0.00 | 0.00 |