669 hedge funds and large institutions have $37B invested in Insmed in 2025 Q4 according to their latest regulatory filings, with 195 funds opening new positions, 239 increasing their positions, 180 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0.13% less ownership

Funds ownership: 99.76%99.63% (-0.13%)

10% less call options, than puts

Call options by funds: $671M | Put options by funds: $741M

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
669
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
22
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$671M
Puts
$741M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EA
301
Emerald Advisers
Pennsylvania
$2.09M
AIP
302
Arrowpoint Investment Partners
Singapore
$2.01M
VPIM
303
Vanguard Personalized Indexing Management
California
$1.99M
OIMU
304
Osmosis Investment Management UK
United Kingdom
$1.97M
DAM
305
Draper Asset Management
New York
$1.97M
PIMJS
306
PKO Investment Management Joint-Stock
Poland
$1.97M
SAM
307
Sectoral Asset Management
Quebec, Canada
$1.95M
GIBU
308
Gulf International Bank (UK)
United Kingdom
$1.92M
VF
309
Virtu Financial
New York
$1.9M
Wealth Enhancement Advisory Services
310
Wealth Enhancement Advisory Services
Minnesota
$1.83M
MSRPS
311
Maryland State Retirement & Pension System
Maryland
$1.82M
WCM Investment Management
312
WCM Investment Management
California
$1.8M
A
313
AustralianSuper
Australia
$1.74M
II
314
Ishara Investments
California
$1.74M
Wealthfront Advisers
315
Wealthfront Advisers
California
$1.74M
AAIS
316
ABN AMRO Investment Solutions
$1.74M
JF
317
Jump Financial
Illinois
$1.71M
ALMGDA
318
AG2R La Mondiale Gestion d'Actifs
France
$1.68M
YMRC
319
Yorktown Management & Research Company
Virginia
$1.67M
VAS
320
Vestmark Advisory Solutions
Massachusetts
$1.66M
IC
321
Ikarian Capital
Texas
$1.63M
M&T Bank
322
M&T Bank
New York
$1.59M
QCM
323
QRG Capital Management
Illinois
$1.57M
WPW
324
Waldron Private Wealth
Pennsylvania
$1.53M
DILIC
325
Dai-ichi Life Insurance Company
Japan
$1.5M