146 hedge funds and large institutions have $628M invested in Ambac in 2017 Q1 according to their latest regulatory filings, with 28 funds opening new positions, 49 increasing their positions, 44 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
146
Holders Change
-4
Holders Change %
-2.67%
% of All Funds
3.64%
Holding in Top 10
8
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.2%
New
28
Increased
49
Reduced
44
Closed
26
Calls
$30.2M
Puts
$5.49M
Net Calls
+$24.7M
Net Calls Change
+$12.2M
Name Holding Trade Value Shares
Change
Shares
Change %
EMG
101
Ellington Management Group
Connecticut
$339K +$339K +18,000 New
GIA
102
Gargoyle Investment Advisor
New Jersey
$315K +$18.5K +981 +6%
NCCM
103
Nine Chapters Capital Management
New Jersey
$270K +$270K +14,300 New
Schroder Investment Management Group
104
Schroder Investment Management Group
United Kingdom
$266K +$266K +14,301 New
CL
105
CSS LLC
Illinois
$245K -$188K -10,000 -43%
FNBT
106
FineMark National Bank & Trust
Florida
$245K
RJFSA
107
Raymond James Financial Services Advisors
Florida
$206K -$718K -38,025 -78%
Legal & General Group
108
Legal & General Group
United Kingdom
$203K -$4.68K -249 -2%
BTS
109
BB&T Securities
Virginia
$201K -$245K -12,979 -55%
QC
110
Quadrature Capital
United Kingdom
$198K +$198K +10,504 New
BNP Paribas Financial Markets
111
BNP Paribas Financial Markets
France
$198K +$42.2K +2,237 +27%
Nisa Investment Advisors
112
Nisa Investment Advisors
Missouri
$194K -$15.1K -800 -7%
CCM
113
Chilton Capital Management
Texas
$189K
PCM
114
Prelude Capital Management
New York
$147K +$147K +7,800 New
CG
115
Cutler Group
California
$143K -$177K -9,419 -55%
Ohio Public Employees Retirement System (OPERS)
116
Ohio Public Employees Retirement System (OPERS)
Ohio
$109K -$18.4K -974 -14%
Fuller & Thaler Asset Management
117
Fuller & Thaler Asset Management
California
$109K +$62K +3,300 +132%
Canada Life
118
Canada Life
Manitoba, Canada
$94K
GWM
119
Geneos Wealth Management
Colorado
$90K
AIP
120
Ameritas Investment Partners
Nebraska
$72K +$72K +3,798 New
AIM
121
Acrospire Investment Management
Illinois
$67K -$229K -12,172 -77%
Royal Bank of Canada
122
Royal Bank of Canada
Ontario, Canada
$35K -$35.8K -1,939 -51%
QI
123
QS Investors
New York
$33K -$1.8M -95,840 -98%
Citigroup
124
Citigroup
New York
$30K -$858K -46,306 -97%
Zurich Cantonal Bank
125
Zurich Cantonal Bank
Switzerland
$29K