125 hedge funds and large institutions have $506M invested in Ambac in 2015 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 52 increasing their positions, 33 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
125
Holders Change
Holders Change %
0%
% of All Funds
3.49%
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.17%
New
22
Increased
52
Reduced
33
Closed
22
Calls
$9.49M
Puts
$4.09M
Net Calls
+$5.4M
Net Calls Change
-$16.4M
Name Holding Trade Value Shares
Change
Shares
Change %
Geode Capital Management
26
Geode Capital Management
Massachusetts
$4.5M +$251K +17,365 +6%
GCM
27
Gator Capital Management
Florida
$4.28M +$1.16M +79,917 +37%
Morgan Stanley
28
Morgan Stanley
New York
$3.99M -$2.41M -166,714 -38%
GP
29
GLG Partners
United Kingdom
$3.68M -$140K -9,682 -4%
CA
30
Corrado Advisors
New Jersey
$3.61M -$181K -12,505 -5%
GJL
31
Gendell Jeffrey L
$3.53M +$1.09M +75,113 +44%
Bank of New York Mellon
32
Bank of New York Mellon
New York
$3.25M -$379K -26,183 -10%
Charles Schwab
33
Charles Schwab
California
$3.13M +$673K +46,511 +27%
BIM
34
Bogle Investment Management
Massachusetts
$2.91M +$2.91M +201,409 New
California Public Employees Retirement System
35
California Public Employees Retirement System
California
$2.65M +$411K +28,400 +18%
Acadian Asset Management
36
Acadian Asset Management
Massachusetts
$2.64M -$155K -10,746 -6%
Renaissance Technologies
37
Renaissance Technologies
New York
$2.53M -$806K -55,700 -24%
Connor, Clark & Lunn Investment Management (CC&L)
38
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$2.52M +$2.35M +162,450 +1,413%
DMK
39
David M. Knott
$2.51M
Bank of Nova Scotia
40
Bank of Nova Scotia
Ontario, Canada
$2.33M +$2.33M +161,000 New
BIM
41
BlackRock Investment Management
Delaware
$2.31M +$503K +34,790 +28%
Bank of Montreal
42
Bank of Montreal
Ontario, Canada
$2.25M +$2.24M +155,000 +51,495%
CEP
43
Chicago Equity Partners
Illinois
$2.17M +$1.83M +126,174 +537%
TCIM
44
TIAA CREF Investment Management
New York
$2.15M -$27.4K -1,891 -1%
RFC
45
Russell Frank Company
Washington
$1.76M +$351K +24,244 +25%
KCM
46
Key Colony Management
Arkansas
$1.74M -$3.56M -245,940 -67%
BNP Paribas Financial Markets
47
BNP Paribas Financial Markets
France
$1.61M +$1.5M +103,791 +1,342%
SCM
48
Sterling Capital Management
North Carolina
$1.57M +$15.6K +1,076 +1%
NCCM
49
Nine Chapters Capital Management
New Jersey
$1.53M +$534K +36,900 +54%
SCI
50
Seneca Capital Investments
New York
$1.45M -$3.24M -224,237 -69%