118 hedge funds and large institutions have $544M invested in Ambac in 2017 Q4 according to their latest regulatory filings, with 22 funds opening new positions, 34 increasing their positions, 39 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
118
Holders Change
-2
Holders Change %
-1.67%
% of All Funds
2.68%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.14%
New
22
Increased
34
Reduced
39
Closed
23
Calls
$28.8M
Puts
$4.16M
Net Calls
+$24.6M
Net Calls Change
+$80.8M
Name Holding Trade Value Shares
Change
Shares
Change %
AIP
101
Ameritas Investment Partners
Nebraska
$61K
Zurich Cantonal Bank
102
Zurich Cantonal Bank
Switzerland
$48K +$23.6K +1,472 +97%
CA
103
Calton & Associates
Florida
$43K +$43K +2,572 New
SWM
104
SeaCrest Wealth Management
New York
$20K +$20K +1,266 New
LTFS
105
Ladenburg Thalmann Financial Services
Florida
$17K -$2K -127 -11%
US Bancorp
106
US Bancorp
Minnesota
$15K -$586 -36 -4%
SEI Investments
107
SEI Investments
Pennsylvania
$15K +$13.5K +280 +903%
Royal Bank of Canada
108
Royal Bank of Canada
Ontario, Canada
$10K -$96.5K -6,237 -91%
SPIA
109
Steward Partners Investment Advisory
New York
$10K
Bessemer Group
110
Bessemer Group
New Jersey
$6K
Bank of Montreal
111
Bank of Montreal
Ontario, Canada
$6K
AG
112
Advisor Group
Arizona
$6K +$3.85K +252 +179%
RWA
113
Ropes Wealth Advisors
Massachusetts
$2K
PNC Financial Services Group
114
PNC Financial Services Group
Pennsylvania
$2K +$2K +110 New
LF
115
Lee Financial
Texas
$1K
STA
116
Summit Trail Advisors
New York
$1K +$1K +31 New
AGC
117
Alden Global Capital
Florida
-$18M -1,041,450 Closed
EGA
118
Evermore Global Advisors
New Jersey
-$14.6M -846,297 Closed
Millennium Management
119
Millennium Management
New York
-$10.2M -592,588 Closed
AFA
120
Alta Fundamental Advisers
New York
-$3.56M -206,300 Closed
TAM
121
TFG Asset Management
Cayman Islands
-$1.62M -94,000 Closed
WA
122
Whitebox Advisors
Minnesota
-$1.61M -92,969 Closed
HI
123
HBK Investments
Texas
-$1.49M -86,477 Closed
SAM
124
Serengeti Asset Management
New York
-$1.21M -70,000 Closed
Walleye Trading
125
Walleye Trading
New York
-$1.16K -67,096 Closed