665 hedge funds and large institutions have $35B invested in Insmed in 2026 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 286 increasing their positions, 212 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
665
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$352M
Puts
$232M
Net Calls
Net Calls Change

Top Buyers

1 +$497M
2 +$259M
3 +$248M
4
Capital World Investors
Capital World Investors
California
+$209M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$196M

Top Sellers

1 -$635M
2 -$355M
3 -$146M
4
JFG
Jefferies Financial Group
New York
-$142M
5
Holocene Advisors
Holocene Advisors
New York
-$139M
Name Holding Trade Value Shares
Change
Change in
Stake
IC
701
IEQ Capital
California
VCM
702
Voleon Capital Management
California
RHJA
703
Rice Hall James & Associates
California
UOTTAIMCU
704
University of Texas/Texas AM Investment Management Co (UTIMCO)
Texas
IFG
705
Independent Financial Group
California
MB
706
MidFirst Bank
Oklahoma
OAM
707
Oxford Asset Management
United Kingdom
PAP
708
Persistent Asset Partners
Hong Kong
PR
709
PSP Research
Pennsylvania
FCM
710
Farallon Capital Management
California
HIS
711
Harvest Investment Services
Illinois
SP
712
Sherman Porfolios
Idaho
BRWA
713
B. Riley Wealth Advisors
Florida
PAG
714
Private Advisory Group
Washington
BFM
715
Boothbay Fund Management
New York
SW
716
SteelPeak Wealth
California
HAG
717
HighPoint Advisor Group
Illinois
NA
718
NewEdge Advisors
Louisiana
DACS
719
Dymon Asia Capital (Singapore)
Singapore
WIM
720
Wiregrass Investment Management
Georgia
NEI
721
Northwest & Ethical Investments
Ontario, Canada
HH
722
Hilltop Holdings
Texas
BIM
723
Bridges Investment Management
Nebraska
MC
724
Machina Capital
France
GC
725
Grimes & Company
Massachusetts