Institutional Ownership Insmed Inc (INSM)
This table provides information about the institutional ownership of Insmed Inc (INSM). We have compiled data on the 579 institutions that hold shares in the stock, with a total of 203 Million shares, which have been reported (via 13F filing form) to have a value of $29.8 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Darwin Global Management, Ltd.
St. Helier, Y9 |
Aug 14, 2025 Q2 2025 |
19,344,621
shares
|
$2.85 Billion
82.14% of portfolio
|
Q2 2025
Added 25.63%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
17,644,492
shares
|
$2.6 Billion
0.03% of portfolio
|
Q2 2025
Reduced 3.41%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
14,264,495
shares
|
$2.1 Billion
0.02% of portfolio
|
Q2 2024
Added 20.89%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Aug 14, 2025 Q2 2025 |
11,230,705
shares
|
$1.65 Billion
0.13% of portfolio
|
Q2 2025
Reduced 13.1%
|
|
|
Baker Bros. Advisors LP
New York, NY |
Aug 14, 2025 Q2 2025 |
7,712,900
shares
|
$1.14 Billion
7.87% of portfolio
|
Q2 2025
Added 43.35%
|
|
|
Capital International Investors
Los Angeles, CA |
Aug 13, 2025 Q2 2025 |
7,478,859
shares
|
$1.1 Billion
0.14% of portfolio
|
Q2 2025
Added 3.89%
|
|
|
Jpmorgan Chase & CO
New York, NY |
May 12, 2025 Q1 2025 |
6,354,022
shares
|
$935 Million
0.04% of portfolio
|
Q1 2025
Added 93.35%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
4,277,888
shares
|
$630 Million
0.02% of portfolio
|
Q2 2025
Reduced 25.57%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
3,696,315
shares
|
$544 Million
0.09% of portfolio
|
Q2 2023
Reduced 5.96%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Aug 14, 2025 Q2 2025 |
3,422,619
shares
|
$504 Million
0.28% of portfolio
|
Q2 2025
Added 365.74%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
3,340,707
shares
|
$492 Million
0.02% of portfolio
|
Q2 2025
Reduced 22.11%
|
|
|
Artisan Partners Limited Partnership
Milwaukee, WI |
May 14, 2025 Q1 2025 |
3,217,268
shares
|
$474 Million
0.42% of portfolio
|
Q1 2025
Added 2.91%
|
|
|
Rtw Investments, LP
New York, NY |
Aug 14, 2025 Q2 2025 |
3,084,558
shares
|
$454 Million
4.77% of portfolio
|
Q2 2025
Added 2.32%
|
|
|
Ameriprise Financial Inc
Minneapolis, MN |
Aug 14, 2025 Q2 2025 |
2,957,973
shares
|
$435 Million
0.08% of portfolio
|
Q2 2025
Added 0.22%
|
|
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
Aug 14, 2025 Q2 2025 |
2,859,452
shares
|
$421 Million
0.51% of portfolio
|
Q2 2025
Reduced 17.04%
|
|
|
Franklin Resources Inc
San Mateo, CA |
Aug 12, 2025 Q2 2025 |
2,350,133
shares
|
$346 Million
0.07% of portfolio
|
Q2 2025
Added 9.4%
|
|
|
Janus Henderson Group PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
2,293,142
shares
|
$338 Million
0.12% of portfolio
|
Q2 2025
Added 48.38%
|
|
|
Stanley Druckenmiller
Duquesne Family Office LLC | New York, Ny
|
Aug 15, 2025 Q2 2025 |
2,253,435
shares
|
$332 Million
5.57% of portfolio
|
Q2 2025
Added 64.6%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Aug 14, 2025 Q2 2025 |
2,121,717
shares
|
$312 Million
0.11% of portfolio
|
Q2 2025
Added 212.39%
|
|
|
Holocene Advisors, LP
New York, NY |
Aug 14, 2025 Q2 2025 |
2,016,806
shares
|
$297 Million
0.53% of portfolio
|
Q2 2025
Reduced 0.47%
|
|
|
Norges Bank
Oslo, Q8 |
Aug 13, 2025 Q2 2025 |
1,934,899
shares
|
$285 Million
0.03% of portfolio
|
Q2 2025
New holding
|
|
|
Invesco Ltd.
Atlanta, GA |
Aug 13, 2025 Q2 2025 |
1,896,333
shares
|
$279 Million
0.03% of portfolio
|
Q2 2025
Added 5.86%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Aug 14, 2025 Q2 2025 |
1,810,895
shares
|
$267 Million
0.03% of portfolio
|
Q2 2025
Added 29.11%
|
|
|
Deep Track Capital, LP
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
1,750,000
shares
|
$258 Million
6.25% of portfolio
|
Q2 2025
Added 586.95%
|
|
|
William Blair Investment Management, LLC
Chicago, IL |
Jul 29, 2025 Q2 2025 |
1,665,602
shares
|
$245 Million
0.48% of portfolio
|
Q2 2025
Reduced 28.0%
|