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
PTC
576
Private Trust Company
Ohio
$8.18K
SEP
577
Signature Equity Partners
Ohio
$7.03K
S
578
Sachetta
Massachusetts
$6.87K
DF
579
Dunhill Financial
United Kingdom
$6.79K
CH
580
Cromwell Holdings
Wyoming
$6.54K
CFO
581
CVA Family Office
Colorado
$6.54K
BIA
582
Bell Investment Advisors
California
$6.21K
WSFG
583
Wall Street Financial Group
Illinois
$6.21K
JWA
584
JFS Wealth Advisors
Pennsylvania
$6.05K
FC
585
Fairscale Capital
New Hampshire
$6.05K
RS
586
Rakuten Securities
Japan
$5.89K
APW
587
Aventura Private Wealth
Florida
$5.89K
DWM
588
Dogwood Wealth Management
Kansas
$5.89K
NS
589
NBC Securities
Alabama
$5.89K
BBHC
590
Brown Brothers Harriman & Co
New York
$5.72K
WWM
591
Wolff Wiese Magana
California
$5.56K
PWMG
592
Prestige Wealth Management Group
New Jersey
$5.4K
STB
593
S&T Bank
Pennsylvania
$5.4K
PFBT
594
Parkside Financial Bank & Trust
Missouri
$5.07K
JWM
595
JPL Wealth Management
Colorado
$5.07K
AW
596
Avion Wealth
Texas
$5K
CT
597
Colonial Trust
South Carolina
$4.96K
EWM
598
Evermay Wealth Management
Virginia
$4.91K
WB
599
Webster Bank
Connecticut
$4.91K
RWS
600
Retirement Wealth Solutions
Wisconsin
$4.74K