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 %
UBS Group
101
UBS Group
Switzerland
$161K +$12K +825 +8%
TCMG
102
TSP Capital Management Group
New Jersey
$145K
Legal & General Group
103
Legal & General Group
United Kingdom
$103K
Teacher Retirement System of Texas
104
Teacher Retirement System of Texas
Texas
$80K +$54.7K +3,788 +216%
Ohio Public Employees Retirement System (OPERS)
105
Ohio Public Employees Retirement System (OPERS)
Ohio
$77K +$45K +3,106 +141%
Canada Life
106
Canada Life
Manitoba, Canada
$73K
Walleye Trading
107
Walleye Trading
New York
$72K +$72K +4,974 New
Royal Bank of Canada
108
Royal Bank of Canada
Ontario, Canada
$50K -$92.2K -6,433 -65%
BlackRock
109
BlackRock
New York
$48K +$34.2K +2,371 +249%
Citigroup
110
Citigroup
New York
$45K +$22.7K +1,560 +102%
Robeco Institutional Asset Management
111
Robeco Institutional Asset Management
Netherlands
$38K +$38K +2,562 New
Baillie Gifford & Co
112
Baillie Gifford & Co
United Kingdom
$29K +$29K +2,000 New
CTC
113
Central Trust Company
Missouri
$19K
LTFS
114
Ladenburg Thalmann Financial Services
Florida
$14K
DBT
115
Dubuque Bank & Trust
Iowa
$13K
GXMC
116
Global X Management Company
New York
$11K +$2.9K +208 +36%
NFG
117
Next Financial Group
Texas
$10K +$10K +709 New
Creative Planning
118
Creative Planning
Kansas
$9K +$9K +649 New
Zurich Cantonal Bank
119
Zurich Cantonal Bank
Switzerland
$8K +$4.69K +315 +142%
Bessemer Group
120
Bessemer Group
New Jersey
$6K
WCBA
121
Weaver C. Barksdale & Associates
Tennessee
$4K
PNC Financial Services Group
122
PNC Financial Services Group
Pennsylvania
$4K +$130 +9 +3%
MFS
123
MSI Financial Services
Massachusetts
$3K
CFS
124
Commonwealth Financial Services
West Virginia
$3K
Manulife (Manufacturers Life Insurance)
125
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$403 +$14 +974 +4%