Institutional Ownership Ambac Financial Group Inc (AMBC)
This table provides information about the institutional ownership of Ambac Financial Group Inc (AMBC). We have compiled data on the 156 institutions that hold shares in the stock, with a total of 40.6 Million shares, which have been reported (via 13F filing form) to have a value of $387 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
7,463,784
shares
|
$71.1 Million
0.0% of portfolio
|
Q2 2024
Added 3.49%
|
|
|
Western Standard LLC
Los Angeles, CA |
Nov 12, 2025 Q3 2025 |
2,641,351
shares
|
$25.1 Million
6.53% of portfolio
|
Q3 2025
New holding
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
2,555,181
shares
|
$24.3 Million
0.0% of portfolio
|
Q3 2025
Reduced 0.52%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
2,141,047
shares
|
$20.4 Million
0.0% of portfolio
|
Q3 2025
Reduced 10.63%
|
|
|
Continental General Insurance CO
Austin, TX |
Nov 13, 2025 Q3 2025 |
2,068,349
shares
|
$19.7 Million
3.34% of portfolio
|
Q3 2025
Added 69.77%
|
|
|
Gendell Jeffrey L
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
1,864,512
shares
|
$17.8 Million
0.3% of portfolio
|
Q3 2025
Added 55.58%
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
1,206,350
shares
|
$11.5 Million
0.01% of portfolio
|
Q3 2025
Added 6604.55%
|
|
|
Wolf Hill Capital Management, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,158,197
shares
|
$11 Million
1.22% of portfolio
|
Q3 2025
Added 67.02%
|
|
|
Caption Management, LLC
Oklahoma City, OK |
Nov 14, 2025 Q3 2025 |
1,121,179
shares
|
$10.7 Million
0.09% of portfolio
|
Q3 2025
Added 536.77%
|
|
|
Bain Capital Credit, LP
Boston, MA |
Nov 13, 2025 Q3 2025 |
1,108,012
shares
|
$10.5 Million
2.91% of portfolio
|
Q3 2024
New holding
|
|
|
Nuveen, LLC
Charlotte, NC |
Nov 12, 2025 Q3 2025 |
1,079,328
shares
|
$10.3 Million
0.0% of portfolio
|
Q3 2025
Added 131.13%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
1,060,594
shares
|
$10.1 Million
0.0% of portfolio
|
Q3 2025
Reduced 5.52%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
967,188
shares
|
$9.21 Million
0.0% of portfolio
|
Q3 2025
Added 0.87%
|
|
|
Prescott Group Capital Management, L.L.C.
Tulsa, OK |
Nov 06, 2025 Q3 2025 |
895,977
shares
|
$8.53 Million
0.99% of portfolio
|
Q3 2025
Added 2.28%
|
|
|
Jane Street Group, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
849,182
shares
|
$8.08 Million
0.0% of portfolio
|
Q3 2025
Added 65.71%
|
|
|
Nuveen Asset Management, LLC
Chicago, IL |
Feb 14, 2025 Q4 2024 |
824,357
shares
|
$7.85 Million
0.0% of portfolio
|
Q4 2024
Added 65.46%
|
|
|
Repertoire Partners LP
New York, NY |
Aug 14, 2025 Q2 2025 |
721,188
shares
|
$6.87 Million
3.59% of portfolio
|
Q2 2025
Reduced 38.56%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
700,895
shares
|
$6.67 Million
0.0% of portfolio
|
Q3 2025
Reduced 29.63%
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
669,513
shares
|
$6.37 Million
0.0% of portfolio
|
Q3 2025
Added 47.2%
|
|
|
Third Avenue Management LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
603,391
shares
|
$5.74 Million
1.09% of portfolio
|
Q2 2025
Added 64.65%
|
|
|
Bracebridge Capital, LLC
|
Nov 14, 2025 Q3 2025 |
579,234
shares
|
$5.51 Million
2.74% of portfolio
|
Q2 2024
Reduced 27.53%
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
548,442
shares
|
$5.22 Million
0.03% of portfolio
|
Q3 2025
Added 92.04%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
Nov 13, 2025 Q3 2025 |
532,138
shares
|
$5.07 Million
0.0% of portfolio
|
Q3 2025
Reduced 17.54%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
524,890
shares
|
$5 Million
0.0% of portfolio
|
Q3 2025
Added 9.49%
|
|
|
Marshall Wace, LLP
London, X0 |
Nov 13, 2025 Q3 2025 |
455,074
shares
|
$4.33 Million
0.0% of portfolio
|
Q3 2025
Reduced 29.79%
|
|