Position in INSM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$12,666,456
+$11,554,993 QoQ
Shares Held
118,800
+616.1% QoQ
Ownership
0.054%
of shares outstanding
% of Portfolio
1.85%
of 13F equity value
Holder Rank
#149
of 663 holders
Holding Since
Mar 2024
3 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 Mar 31, 2024CallValue
$762,353
CallShares
28,100
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, 2026SPHERA FUNDS MANAGEMENT LTD. holds $446,413,848 across 71 Biotechnology names. INSM ranks #8 (2.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MLYS |
Mineralys Therapeutics, Inc.
|
1,469,971 | $39,659,817 | |
| 2 | SNDX |
Syndax Pharmaceuticals Inc
|
1,014,606 | $22,179,287 | |
| 3 | RARE |
Ultragenyx Pharmaceutical Inc.
|
588,494 | $19,649,814 | |
| 4 | BMRN |
Biomarin Pharmaceutical Inc
|
328,550 | $18,799,631 | |
| 5 | CYTK |
Cytokinetics Inc
|
219,987 | $18,740,692 | |
| 6 | BBIO |
BridgeBio Pharma, Inc.
|
245,346 | $18,273,370 | |
| 7 | COGT |
Cogent Biosciences, Inc.
|
459,340 | $17,776,458 | |
| 8 | INSM |
INSMED Inc
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|
118,800 | $12,666,456 |
All Filings in INSM
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3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $12,666,456 | 118,800 | Shares | Defined | 2026-08-14 | |
| 2024-06-30 | $1,111,463 | 16,589 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $762,353 | 28,100 | Call | Defined | 2024-05-15 | |
| No filing history on record for this holder in this stock. | ||||||