155 hedge funds and large institutions have $660M invested in Ambac in 2019 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 54 increasing their positions, 50 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
155
Holders Change
+5
Holders Change %
+3.33%
% of All Funds
3.36%
Holding in Top 10
1
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-80%
% of All Funds
0.02%
New
25
Increased
54
Reduced
50
Closed
19
Calls
$20.8M
Puts
$2.03M
Net Calls
+$18.8M
Net Calls Change
+$6.89M
Name Holding Trade Value Shares
Change
Shares
Change %
CGH
101
Crossmark Global Holdings
Texas
$254K -$181 -10 -0.1%
MLICM
102
Metropolitan Life Insurance Company (MetLife)
New York
$253K
MERSOM
103
Municipal Employees' Retirement System of Michigan
Michigan
$241K +$3.26K +180 +1%
SG Americas Securities
104
SG Americas Securities
New York
$239K +$239K +13,209 New
MF
105
Magnetar Financial
Illinois
$230K +$230K +12,715 New
BNP Paribas Financial Markets
106
BNP Paribas Financial Markets
France
$229K +$97.7K +5,393 +75%
SEI Investments
107
SEI Investments
Pennsylvania
$224K +$224K +12,350 New
BCM
108
BlueCrest Capital Management
Jersey
$215K +$215K +11,883 New
MCIM
109
Meadow Creek Investment Management
Georgia
$210K
PIA
110
Piedmont Investment Advisors
North Carolina
$207K +$11.5K +633 +6%
TRSOTSOK
111
Teachers Retirement System of the State of Kentucky
Kentucky
$205K
APG Asset Management
112
APG Asset Management
Netherlands
$205K +$205K +12,700 New
AIM
113
Assured Investment Management
New York
$199K +$199K +10,992 New
Squarepoint
114
Squarepoint
New York
$197K -$1.41M -78,039 -88%
6M
115
6 Meridian
Kansas
$195K +$195K +10,783 New
AssetMark Inc
116
AssetMark Inc
California
$181K -$16.6K -918 -8%
CCM
117
Chilton Capital Management
Texas
$181K
EP
118
Elkfork Partners
Oregon
$173K
GHCM
119
Glen Harbor Capital Management
California
$136K
Walleye Capital
120
Walleye Capital
New York
$136K +$136K +7,500 New
Royal Bank of Canada
121
Royal Bank of Canada
Ontario, Canada
$124K +$102K +5,631 +471%
RCM
122
Riverhead Capital Management
Delaware
$109K
NA
123
Neuburgh Advisers
California
$99K
Ohio Public Employees Retirement System (OPERS)
124
Ohio Public Employees Retirement System (OPERS)
Ohio
$83K -$5.45K -302 -6%
Simplex Trading
125
Simplex Trading
Illinois
$76K -$387K -21,381 -84%