Position in INSM
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$69,303,000
-$9,186,600 QoQ
Shares Held
650,000
+35.4% QoQ
Ownership
0.298%
of shares outstanding
% of Portfolio
3.50%
of 13F equity value
Holder Rank
#63
of 665 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in INSM Over Time
Shares Held
Position Value (USD)
Derivatives in INSM
reported options exposure · as of Sep 30, 2025CallValue
$29,522,050
CallShares
205,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Jun 30, 2026Affinity Asset Advisors, LLC holds $1,842,784,374 across 87 Biotechnology names. INSM ranks #6 (3.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ROIV |
Roivant Sciences Ltd.
|
3,750,000 | $132,712,500 | |
| 2 | APGE |
Apogee Therapeutics, Inc.
|
987,000 | $131,004,510 | |
| 3 | SYRE |
Spyre Therapeutics, Inc.
|
1,279,134 | $113,561,516 | |
| 4 | XENE |
Xenon Pharmaceuticals Inc.
|
1,595,000 | $96,274,200 | |
| 5 | ERAS |
Erasca, Inc.
|
5,250,000 | $96,180,000 | |
| 6 | INSM |
INSMED Inc
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|
650,000 | $69,303,000 | |
| 7 | PRAX |
Praxis Precision Medicines, Inc.
|
185,000 | $61,936,150 | |
| 8 | ORKA |
Oruka Therapeutics, Inc.
|
590,000 | $56,150,300 |
All Filings in INSM
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11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $69,303,000 | 650,000 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $78,489,600 | 480,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $78,318,000 | 450,000 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $29,522,050 | 205,000 | Call | Sole | 2025-11-13 | |
| 2025-09-30 | $64,804,500 | 450,000 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $47,804,000 | 475,000 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $10,680,600 | 140,000 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $3,452,000 | 50,000 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $3,650,000 | 50,000 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $582,900 | 8,700 | Put | Sole | 2024-08-14 | |
| 2024-06-30 | $8,375,000 | 125,000 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||