129 hedge funds and large institutions have $830M invested in Ambac in 2013 Q4 according to their latest regulatory filings, with 39 funds opening new positions, 40 increasing their positions, 32 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
129
Holders Change
+14
Holders Change %
+12.17%
% of All Funds
3.75%
Holding in Top 10
13
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+8.33%
% of All Funds
0.38%
New
39
Increased
40
Reduced
32
Closed
23
Calls
$64.8M
Puts
$19.7M
Net Calls
+$45.1M
Net Calls Change
+$40.8M
Name Holding Trade Value Shares
Change
Shares
Change %
HF
126
Hoxton Financial
West Virginia
$4K +$4K +169 New
TRCT
127
Tower Research Capital (TRC)
New York
$3K -$220K -9,082 -99%
Manulife (Manufacturers Life Insurance)
128
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$813 +$85 +3,473 +12%
SPC
129
Silver Point Capital
Connecticut
-$9.98M -550,037 Closed
OCAM
130
Onex Canada Asset Management
Ontario, Canada
-$3.43M -189,260 Closed
BPM
131
Bronson Point Management
Connecticut
-$3.08M -170,000 Closed
TC
132
Talkot Capital
California
-$2.9M -160,000 Closed
FNYS
133
First New York Securities
New York
-$2.5M -137,958 Closed
FCG
134
FrontFour Capital Group
Connecticut
-$1.61M -88,609 Closed
APU
135
Alpine Partners USVI
U.S. Virgin Islands
-$1.36M -75,000 Closed
Two Sigma Investments
136
Two Sigma Investments
New York
-$1.25M -68,933 Closed
ARTA
137
A.R.T. Advisors
New York
-$807K -44,536 Closed
ProShare Advisors
138
ProShare Advisors
Maryland
-$518K -28,550 Closed
ACM
139
Akanthos Capital Management
California
-$453K -25,000 Closed
CCP
140
Cyrus Capital Partners
New York
-$454K -25,000 Closed
SM
141
Scoggin Management
New York
-$444K -24,500 Closed
SO
142
STRS Ohio
Ohio
-$370K -20,400 Closed
ACM
143
Argonaut Capital Management
New York
-$317K -17,500 Closed
Two Sigma Advisers
144
Two Sigma Advisers
New York
-$288K -16,000 Closed
HAMF
145
Hatteras Alternative Mutual Funds
North Carolina
-$233K -12,823 Closed
DTL
146
Dynamic Technology Lab
Singapore
-$212K -11,709 Closed
RFC
147
Russell Frank Company
Washington
-$188K -10,358 Closed
DAL
148
David A. Lorber
-$148K -8,177 Closed
SG Americas Securities
149
SG Americas Securities
New York
-$146K -8,038 Closed
Northwestern Mutual Wealth Management
150
Northwestern Mutual Wealth Management
Wisconsin
-$13K -709 Closed