Position in INSM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$147,168,000
+$94,956,000 QoQ
Shares Held
900,000
+200.0% QoQ
Ownership
0.415%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2022
13 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in INSM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $4,579,664,431 across 120 Biotechnology names. INSM ranks #7 (3.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RVMD |
Revolution Medicines, Inc.
|
5,475,611 | $532,503,169 | |
| 2 | RPRX |
Royalty Pharma plc
|
7,480,633 | $358,845,965 | |
| 3 | CNTA |
Centessa Pharmaceuticals plc
|
8,925,010 | $354,501,397 | |
| 4 | ROIV |
Roivant Sciences Ltd.
|
12,794,097 | $354,396,486 | |
| 5 | TNGX |
Tango Therapeutics, Inc.
|
12,809,485 | $267,974,426 | |
| 6 | PRAX |
Praxis Precision Medicines, Inc.
|
815,739 | $262,822,948 | |
| 7 | INSM |
INSMED Inc
This page
|
900,000 | $147,168,000 | |
| 8 | AXSM |
Axsome Therapeutics, Inc.
|
737,578 | $124,665,433 |
All Filings in INSM
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13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $147,168,000 | 900,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $52,212,000 | 300,000 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $180,372,957 | 1,252,503 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $287,775,249 | 2,859,452 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $262,967,357 | 3,446,944 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $113,747,680 | 1,647,562 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $75,377,026 | 1,032,562 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $88,775,000 | 1,325,000 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $6,782,500 | 250,000 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $18,594,000 | 600,000 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $15,150,000 | 600,000 | Shares | Sole | 2023-11-14 | |
| 2022-09-30 | $10,231,500 | 475,000 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $7,325,980 | 371,500 | Shares | Sole | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||