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Ambac
AMBC

Overview Fund Activity

180 hedge funds and large institutions have $522M invested in Ambac in 2024 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 68 increasing their positions, 55 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
180
Holders Change
+1
Holders Change %
+0.56%
% of All Funds
2.4%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
24
Increased
68
Reduced
55
Closed
23
Calls
$56.8M
Puts
$4.74M
Net Calls
+$52.1M
Net Calls Change
+$30.6M

Top Buyers

1
WHCM
1
Wolf Hill Capital Management
Connecticut
$12.7M
2
PCM
2
Portolan Capital Management
Massachusetts
$7.46M
3
Goldman Sachs
3
Goldman Sachs
New York
$15M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$9.55M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$10.4M

Top Sellers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$40.7M
2
CSS
2
Cubist Systematic Strategies
Connecticut
$554K
3
Citadel Advisors
3
Citadel Advisors
Florida
$4.79M
4
Morgan Stanley
4
Morgan Stanley
New York
$6.3M
5
HIM
5
Hillsdale Investment Management
Ontario, Canada
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Renaissance Technologies
51
Renaissance Technologies
New York
$1.57M -$2.09M -165,300 -57%
Legal & General Group
52
Legal & General Group
United Kingdom
$1.56M -$8.31K -657 -0.5%
Squarepoint
53
Squarepoint
New York
$1.53M -$1.65M -130,801 -52%
HF
54
HRT Financial
New York
$1.36M -$480K -37,968 -26%
Walleye Capital
55
Walleye Capital
New York
$1.26M +$1.03M +81,327 +449%
Swiss National Bank
56
Swiss National Bank
Switzerland
$1.18M +$51.9K +4,100 +5%
UBS Group
57
UBS Group
Switzerland
$1.13M +$890K +70,333 +366%
AG
58
Algert Global
California
$1.12M +$769K +60,816 +220%
Canada Life
59
Canada Life
Manitoba, Canada
$981K – – –
Verition Fund Management
60
Verition Fund Management
Connecticut
$940K -$182K -14,414 -16%
RA
61
Royce & Associates
New York
$923K +$456K +36,015 +98%
Wells Fargo
62
Wells Fargo
California
$903K -$343K -27,102 -28%
Citigroup
63
Citigroup
New York
$893K +$164K +12,975 +23%
VIM
64
VELA Investment Management
Ohio
$792K +$792K +62,584 New
BNP Paribas Financial Markets
65
BNP Paribas Financial Markets
France
$771K +$373K +29,484 +94%
NRD
66
Nebula Research & Development
New York
$685K -$266K -21,031 -28%
Walleye Trading
67
Walleye Trading
New York
$664K +$359K +28,401 +118%
GCM
68
Graham Capital Management
Connecticut
$651K +$432K +34,128 +197%
CANY
69
Caxton Associates (New York)
New York
$615K +$9.99K +790 +2%
Prudential Financial
70
Prudential Financial
New Jersey
$603K -$1.57M -124,000 -72%
Connor, Clark & Lunn Investment Management (CC&L)
71
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$598K +$598K +47,306 New
T. Rowe Price Associates
72
T. Rowe Price Associates
Maryland
$593K +$89.2K +7,042 +18%
EGM
73
Engineers Gate Manager
New York
$592K +$372K +29,405 +169%
New York State Teachers Retirement System (NYSTRS)
74
New York State Teachers Retirement System (NYSTRS)
New York
$568K – – –
California State Teachers Retirement System (CalSTRS)
75
California State Teachers Retirement System (CalSTRS)
California
$560K +$20.9K +1,651 +4%
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3
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