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
26
$7.21M
27
$6.83M
28
$6.81M
29
$6.6M
30
$6.16M
31
$5.92M
32
$5.55M
33
$5.5M
34
$4.71M
35
$4.62M
36
$4.47M
37
$4.21M
38
$4.2M
39
$3.7M
40
$3.65M
41
$3.54M
42
$3.5M
43
$3.33M
44
$3.26M
45
$3.16M
46
$3M
47
$2.75M
48
$2.44M
49
$2.4M
50
$2.07M