INSM
INSMED INCData as of 2026 Q2 (06-30) · 13F snapshot
Summary
INSMED INC (INSM) is held as common stock by 8 tracked hedge-fund managers, with a combined reported value of ~$1.71B; the largest are Baker Bros. Advisors, Ken Griffin, Izzy Englander. 5 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 2 new, 6 added, 1 closed. 16 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · HighThis quarter · Heating up
Common-stock holders85 also report options
Congress trades16
Price$117.67vs quarter-end+10.36%
Sectors0
This quarter's moves
Top holderBaker Bros. AdvisorsNew2
Added6
Trimmed / sold1
Common-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
Value $937.84M4.7% of portfolio8,796,1112026 Q2
Value $151.90M3.5% of portfolio1,424,6902026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Baker Bros. Advisors | $937.84M | 4.7% | Add |
| Stanley Druckenmiller | $151.90M | 3.5% | Add |
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $143.94M— of portfolio1,350,0002026 Q2
Value $92.12M— of portfolio864,0002026 Q2
Value $38.08M— of portfolio357,2002026 Q2
Value $33.08M— of portfolio310,3002026 Q2
Value $29.18M— of portfolio273,7002026 Q2
Value $1.73M— of portfolio16,2002026 Q2
Value $842.3K— of portfolio7,9002026 Q2
Value $138.6K— of portfolio1,3002026 Q2
Value $85.3K— of portfolio8002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Stanley DruckenmillerCALL | $143.94M | — | — |
| Izzy EnglanderCALL | $92.12M | — | — |
| Ken GriffinCALL | $38.08M | — | — |
| Paul Tudor JonesCALL | $33.08M | — | — |
| Ken GriffinPUT | $29.18M | — | — |
| Izzy EnglanderPUT | $1.73M | — | — |
| Paul Tudor JonesPUT | $842.3K | — | — |
| Steven CohenCALL | $138.6K | — | — |
| Steven CohenPUT | $85.3K | — | — |
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.