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ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in INSM — INSMED Inc

CIK 1165408 Boston, MA

Position in INSM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$90,627,000
-$56,541,000 QoQ
Shares Held
850,000
-5.6% QoQ
Ownership
0.389%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#50
of 665 holders
Holding Since
Jun 2022
14 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, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $4,240,035,723 across 126 Biotechnology names. INSM ranks #12 (2.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in INSM

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14 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $90,627,000 850,000
2026-03-31 $147,168,000 900,000
2025-12-31 $52,212,000 300,000
2025-09-30 $180,372,957 1,252,503
2025-06-30 $287,775,249 2,859,452
2025-03-31 $262,967,357 3,446,944
2024-12-31 $113,747,680 1,647,562
2024-09-30 $75,377,026 1,032,562
2024-06-30 $88,775,000 1,325,000
2024-03-31 $6,782,500 250,000
2023-12-31 $18,594,000 600,000
2023-09-30 $15,150,000 600,000
2022-09-30 $10,231,500 475,000
2022-06-30 $7,325,980 371,500