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Insmed
INSM

Overview Fund Activity

435 hedge funds and large institutions have $15.2B invested in Insmed in 2025 Q1 according to their latest regulatory filings, with 56 funds opening new positions, 184 increasing their positions, 149 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
435
Holders Change
–
Holders Change %
0%
% of All Funds
5.91%
Holding in Top 10
31
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+6.9%
% of All Funds
0.42%
New
56
Increased
184
Reduced
149
Closed
49
Calls
$73M
Puts
$145M
Net Calls
-$72M
Net Calls Change
-$110M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$234M
2
DGM
Darwin Global Management
Jersey
+$190M
3
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$137M
4
Holocene Advisors
Holocene Advisors
New York
+$102M
5
DFO
Duquesne Family Office
New York
+$59.2M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$112M
2
PAI
Palo Alto Investors
California
-$47M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$38.6M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$37M
5
LGM
Logos Global Management
California
-$31.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
MFT
426
Moisand Fitzgerald Tamayo
Florida
$763 – – –
CA
427
CoreCap Advisors
Michigan
$687 +$687 +9 New
AF
428
Advisornet Financial
Minnesota
$534 +$76 +1 +17%
CIAM
429
Caitong International Asset Management
Hong Kong
$458 -$4.73K -62 -91%
SC
430
SouthState Corp
Florida
$458 +$458 +6 New
BWL
431
Bogart Wealth LLC
Virginia
$458 +$458 +6 New
CFO
432
CVA Family Office
Colorado
$458 +$458 +6 New
PWA
433
Principia Wealth Advisory
Texas
$270 -$68 -1 -20%
PWM
434
Parkworth Wealth Management
California
$229 – – –
HNW
435
High Note Wealth
Minnesota
$153 – – –
WTC
436
WhitTier Trust Company
Nevada
$152 – – –
Norges Bank
437
Norges Bank
Norway
– -$127M -1,833,810 Closed
LGM
438
Logos Global Management
California
– -$31.1M -450,000 Closed
MB
439
MPM BioImpact
Massachusetts
– -$26.9M -389,611 Closed
Qube Research & Technologies (QRT)
440
Qube Research & Technologies (QRT)
United Kingdom
– -$26.9M -389,033 Closed
CM
441
Caption Management
Oklahoma
– -$24.1M -348,994 Closed
OCA
442
Octagon Capital Advisors
New York
– -$22.9M -332,000 Closed
NNPTE
443
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
– -$16.8M -243,748 Closed
SC
444
Samlyn Capital
New York
– -$11M -159,064 Closed
ACM
445
Altium Capital Management
New York
– -$9.11M -132,000 Closed
SIG
446
Senator Investment Group
New York
– -$8.28M -120,000 Closed
JGC
447
J. Goldman & Co
New York
– -$7.19M -104,179 Closed
HT
448
HAP Trading
New York
– -$6.04M -87,533 Closed
Twin Tree Management
449
Twin Tree Management
Texas
– -$4.5M -65,147 Closed
Balyasny Asset Management
450
Balyasny Asset Management
Illinois
– -$4.07M -58,970 Closed
16 17
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