Position in INSM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$40,047,431
+$39,598,011 QoQ
Shares Held
375,609
+1325.0% QoQ
Ownership
0.172%
of shares outstanding
% of Portfolio
6.90%
of 13F equity value
Holder Rank
#91
of 652 holders
Holding Since
Mar 2023
2 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in INSM Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Prosight Management, LP holds $415,390,745 across 22 Biotechnology names. INSM ranks #5 (9.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LKFT |
Lakefront Biotherapeutics NV
|
2,043,344 | $61,259,453 | |
| 2 | JANX |
Janux Therapeutics, Inc.
|
3,804,481 | $58,436,828 | |
| 3 | NKTR |
Nektar Therapeutics
|
810,000 | $56,546,100 | |
| 4 | STTK |
Shattuck Labs, Inc.
|
5,957,877 | $41,347,666 | |
| 5 | INSM |
INSMED Inc
This page
|
375,609 | $40,047,431 | |
| 6 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
98,080 | $29,525,022 | |
| 7 | SNDX |
Syndax Pharmaceuticals Inc
|
1,200,000 | $26,232,000 | |
| 8 | KURA |
Kura Oncology, Inc.
|
2,021,964 | $22,180,945 |
All Filings in INSM
Export CSV
2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $40,047,431 | 375,609 | Shares | Sole | 2026-08-14 | |
| 2023-03-31 | $449,420 | 26,359 | Shares | Sole | 2023-05-12 | |
| No filing history on record for this holder in this stock. | ||||||