130 hedge funds and large institutions have $448M invested in Ambac in 2020 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 42 increasing their positions, 47 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
130
Holders Change
-6
Holders Change %
-4.41%
% of All Funds
2.87%
Holding in Top 10
8
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+60%
% of All Funds
0.18%
New
17
Increased
42
Reduced
47
Closed
21
Calls
$3.62M
Puts
$1.29M
Net Calls
+$2.34M
Net Calls Change
-$20.6M
Name Holding Trade Value Shares
Change
Shares
Change %
ABC
126
Associated Banc-Corp
Wisconsin
$1K +$1K +97 New
Walleye Capital
127
Walleye Capital
New York
-$1.63M -75,702 Closed
Millennium Management
128
Millennium Management
New York
-$972K -45,061 Closed
PI
129
PineBridge Investments
New York
-$719K -33,316 Closed
6M
130
6 Meridian
Kansas
-$647K -29,975 Closed
AQR Capital Management
131
AQR Capital Management
Connecticut
-$584K -27,076 Closed
WCM
132
Weld Capital Management
New York
-$515K -23,893 Closed
HF
133
HRT Financial
New York
-$432K -20,040 Closed
Simplex Trading
134
Simplex Trading
Illinois
-$349K -16,214 Closed
D.E. Shaw & Co
135
D.E. Shaw & Co
New York
-$339K -15,706 Closed
TI
136
Trexquant Investment
Connecticut
-$338K -15,680 Closed
State of Tennessee, Department of Treasury
137
State of Tennessee, Department of Treasury
Tennessee
-$336K -15,574 Closed
PCM
138
Proxima Capital Management
New York
-$302K -14,000 Closed
ARTA
139
A.R.T. Advisors
New York
-$300K -13,887 Closed
OAM
140
Oxford Asset Management
United Kingdom
-$222K -10,297 Closed
MS
141
Maven Securities
Jersey
-$202K -9,391 Closed
FC
142
FORA Capital
Florida
-$79K -3,651 Closed
OSAM
143
O'Shaughnessy Asset Management
Connecticut
-$13K -596 Closed
MCM
144
Manchester Capital Management
Vermont
-$9K -400 Closed
HGWM
145
Harvest Group Wealth Management
Massachusetts
-$1K -82 Closed
SF
146
Synovus Financial
Georgia
-$1K -60 Closed
TWA
147
TCI Wealth Advisors
Arizona
-$1K -54 Closed