122 hedge funds and large institutions have $833M invested in Ambac in 2015 Q1 according to their latest regulatory filings, with 15 funds opening new positions, 39 increasing their positions, 35 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
122
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$22.3M
Puts
$13.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$54.2M
2
$53.9M
3
$52.4M
4
$51.5M
5
$48.1M
6
$47.9M
7
$43.2M
8
$34.3M
9
$32.8M
10
$29.3M
11
$27.8M
12
$25.5M
13
$25.3M
14
$23M
15
$18.6M
16
$18.5M
17
$17M
18
$14.5M
19
$13.7M
20
$11.8M
21
$11.2M
22
$10.9M
23
$10.8M
24
$8.41M
25
$8.05M