89 hedge funds and large institutions have $470M invested in Insmed in 2013 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 31 increasing their positions, 29 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
89
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$6.55M
Puts
$7.69M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$99.8M
2
$32.4M
3
$27.8M
4
$25.4M
5
$24.8M
6
$22.4M
7
$18M
8
$17.9M
9
$16.9M
10
$16M
11
$14.5M
12
$13.5M
13
$13.3M
14
$8.78M
15
$8.65M
16
$8.38M
17
$7.22M
18
$6.83M
19
$6.14M
20
$5.14M
21
$4.97M
22
$4.85M
23
$4.21M
24
$3.63M
25
$3.46M