174 hedge funds and large institutions have $325M invested in Ambac in 2025 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 53 increasing their positions, 59 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
174
Holders Change
-6
Holders Change %
-3.33%
% of All Funds
2.36%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
35
Increased
53
Reduced
59
Closed
38
Calls
$84.6M
Puts
$8.99M
Net Calls
+$75.6M
Net Calls Change
+$23.5M
Name Holding Trade Value Shares
Change
Shares
Change %
CAM
101
Cresset Asset Management
Illinois
$194K -$3.24K -370 -2%
GCM
102
Gator Capital Management
Florida
$188K
BNP Paribas Financial Markets
103
BNP Paribas Financial Markets
France
$184K -$349K -39,902 -65%
PD
104
Point72 (DIFC)
United Arab Emirates
$182K +$132K +15,106 +265%
EC
105
EntryPoint Capital
New York
$177K +$177K +20,235 New
Janus Henderson Group
106
Janus Henderson Group
United Kingdom
$171K
PTC
107
Petrus Trust Company
Texas
$170K +$170K +19,432 New
MAA
108
Mraz Amerine & Associates
California
$169K +$40.2K +4,650 +31%
SEI Investments
109
SEI Investments
Pennsylvania
$165K -$79.8K -9,118 -33%
Manulife (Manufacturers Life Insurance)
110
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$143K +$236 +27 +0.2%
LCM
111
Laurion Capital Management
New York
$143K +$143K +16,353 New
Hudson Bay Capital Management
112
Hudson Bay Capital Management
Connecticut
$135K +$135K +15,470 New
SOW
113
State of Wyoming
Wyoming
$129K +$106K +12,166 +469%
FCBT
114
First Citizens Bank & Trust
North Carolina
$123K +$123K +14,070 New
ASRS
115
Arizona State Retirement System
Arizona
$119K -$1.39K -159 -1%
SC
116
SummitTX Capital
Texas
$114K +$114K +13,069 New
CFM
117
Catalyst Funds Management
Australia
$112K +$112K +12,840 New
VOYA Investment Management
118
VOYA Investment Management
Georgia
$111K -$12.4K -1,419 -10%
State Board of Administration of Florida Retirement System
119
State Board of Administration of Florida Retirement System
Florida
$111K
Envestnet Portfolio Solutions
120
Envestnet Portfolio Solutions
Illinois
$110K +$110K +12,527 New
KK
121
KLP Kapitalforvaltning
Norway
$109K
Man Group
122
Man Group
United Kingdom
$107K +$107K +12,198 New
Franklin Resources
123
Franklin Resources
California
$100K -$8.86K -1,013 -8%
I
124
InceptionR
California
$97.9K +$97.9K +11,189 New
State of Tennessee, Department of Treasury
125
State of Tennessee, Department of Treasury
Tennessee
$97.1K