INSM

Insmed Inc

Latest period2026 - Q1Total superinvestors673

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 673 superinvestors own shares of Insmed Inc (INSM), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Insmed Inc (INSM), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Insmed Inc (INSM) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Insmed Inc (INSM) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Michael T. Lees@Jpmorgan Chase & Co
Recent Activity
Increased 4.1%
0.24%
$3.703B
24.15M shares@ 153.33 avg price
Sarah Monime@Darwin Global Management, Ltd.
Recent Activity
Decreased -19.72%
68.34%
$2.577B
16.805M shares@ 153.33 avg price
Spencer Fleming@Blackrock, Inc.
Recent Activity
Increased 10.71%
0.05%
$2.727B
16.678M shares@ 163.53 avg price
Stephanie J. Brown@Fmr Llc
Recent Activity
Increased 32.56%
0.12%
$2.152B
13.16M shares@ 163.52 avg price
Christine M. Buchanan@Vanguard Portfolio Management Llc
Recent Activity
New Position
0.09%
$1.696B
10.372M shares@ 163.52 avg price
Christine M. Buchanan@Vanguard Capital Management Llc
Recent Activity
New Position
0.04%
$1.577B
9.642M shares@ 163.53 avg price
Alexandra Toohey@Baker Bros. Advisors Lp
Recent Activity
Increased 12.57%
6.97%
$1.214B
7.421M shares@ 163.53 avg price
Gregory K. Ramirez@Artisan Partners Limited Partnership
Recent Activity
Increased 34.76%
1.72%
$1.067B
6.527M shares@ 163.53 avg price
Daniel R. Marcus@D. E. Shaw & Co., Inc.
Recent Activity
Increased 29.29%
0.56%
$922.698M
5.643M shares@ 163.52 avg price
Robert W. Lovelace@Capital International Investors
Recent Activity
Increased 8.61%
0.22%
$914.89M
5.595M shares@ 163.52 avg price

1-10 of 673