Also trades as: AMBC-WT (NYSE)
AMBC NYSE
Ambac Financial Group, Inc.
1W: -5.3%
1M: -13.5%
3M: -6.7%
1Y: -37.4%
3Y: -53.0%
5Y: -52.7%
$8.29
Last traded 2025-12-31 — delisted
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Financials
Income Statement
Cash Flow
Balance Sheet
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Analysis
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Institutions
ETF Exposure
Dark Pool
Short Interest
Institutional Ownership — AMBC
182
Institutional Holders
+18 vs prior quarter
0.0%
Ownership
+0.00pp
$132M
Total Invested
34
New Positions
27
Increased
99
Reduced
51
Closed
1.00
Put/Call Ratio
Ownership Trends
Top Institutional Holders (209 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3,917,798 | $$32M | -570,670 | -12.7% | 7Q | SEC ↗ |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC NEW | 3,890,152 | $$32M | — | +0.0% | 1Q | SEC ↗ |
| 3 | VANGUARD GROUP INC | 2,508,395 | $$21M | -46,786 | -1.8% | 12Q | SEC ↗ |
| 4 | Western Standard LLC | 2,247,591 | $$19M | -257,036 | -10.3% | 3Q | SEC ↗ |
| 5 | Prescott Group Capital Management, L.L | 1,592,587 | $$13M | +699,070 | +78.2% | 8Q | SEC ↗ |
| 6 | GENDELL JEFFREY L | 1,569,472 | $$13M | -295,040 | -15.8% | 12Q | SEC ↗ |
| 7 | Wolf Hill Capital Management, LP | 1,470,334 | $$12M | -418,639 | -22.2% | 6Q | SEC ↗ |
| 8 | THIRD AVENUE MANAGEMENT LLC | 1,341,211 | $$11M | +559,118 | +71.5% | 6Q | SEC ↗ |
| 9 | DIMENSIONAL FUND ADVISORS LP | 1,310,132 | $$11M | -375,495 | -22.3% | 13Q | SEC ↗ |
| 10 | Bain Capital Credit, LP | 1,108,012 | $$9M | — | +0.0% | 7Q | SEC ↗ |
| 11 | RIHO Partners, LLC NEW | 1,093,138 | $$9M | — | +0.0% | 1Q | SEC ↗ |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 1,022,438 | $$8M | -2,109 | -0.2% | 13Q | SEC ↗ |
| 13 | STATE STREET CORP | 941,404 | $$8M | -1,964 | -0.2% | 13Q | SEC ↗ |
| 14 | MORGAN STANLEY | 938,712 | $$8M | +744,588 | +383.6% | 12Q | SEC ↗ |
| 15 | JACOBS LEVY EQUITY MANAGEMENT, INC | 884,272 | $$7M | +647,087 | +272.8% | 2Q | SEC ↗ |
| 16 | Nuveen, LLC | 800,253 | $$7M | -10,026 | -1.2% | 5Q | SEC ↗ |
| 17 | JANE STREET GROUP, LLC | 764,384 | $$6M | -756,270 | -49.7% | 13Q | SEC ↗ |
| 18 | MARSHALL WACE, LLP | 748,572 | $$6M | +293,498 | +64.5% | 8Q | SEC ↗ |
| 19 | Caption Management, LLC | 642,597 | $$5M | -428,497 | -40.0% | 13Q | SEC ↗ |
| 20 | Bracebridge Capital, LLC | 579,234 | $$5M | — | +0.0% | 13Q | SEC ↗ |
| 21 | ESSEX INVESTMENT MANAGEMENT CO LLC | 418,203 | $$3M | +7,381 | +1.8% | 2Q | SEC ↗ |
| 22 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 390,193 | $$3M | -136,395 | -25.9% | 13Q | SEC ↗ |
| 23 | GOLDMAN SACHS GROUP INC | 346,293 | $$3M | -1,213,657 | -77.8% | 13Q | SEC ↗ |
| 24 | IPG Investment Advisors LLC NEW | 325,616 | $$3M | — | +0.0% | 1Q | SEC ↗ |
| 25 | Brooklyn Investment Group NEW | 325,351 | $$3M | — | +0.0% | 1Q | SEC ↗ |
| 26 | NORTHERN TRUST CORP | 322,348 | $$3M | -798 | -0.2% | 13Q | SEC ↗ |
| 27 | MILLENNIUM MANAGEMENT LLC | 303,282 | $$3M | -397,613 | -56.7% | 12Q | SEC ↗ |
| 28 | VANGUARD PORTFOLIO MANAGEMENT LLC NEW | 295,900 | $$2M | — | +0.0% | 1Q | SEC ↗ |
| 29 | CHARLES SCHWAB INVESTMENT MANAGEMENT I | 295,344 | $$2M | -66,080 | -18.3% | 13Q | SEC ↗ |
| 30 | CITADEL ADVISORS LLC | 287,283 | $$2M | +115,740 | +67.5% | 12Q | SEC ↗ |
| 31 | VANGUARD FIDUCIARY TRUST CO NEW | 274,562 | $$2M | — | +0.0% | 1Q | SEC ↗ |
| 32 | JPMORGAN CHASE & CO | 268,434 | $$2M | +115,739 | +75.8% | 13Q | SEC ↗ |
| 33 | UBS Group AG | 264,280 | $$2M | +110,416 | +71.8% | 13Q | SEC ↗ |
| 34 | BANK OF AMERICA CORP /DE | 256,110 | $$2M | -74,791 | -22.6% | 13Q | SEC ↗ |
| 35 | RENAISSANCE TECHNOLOGIES LLC | 227,726 | $$2M | +202,568 | +805.2% | 13Q | SEC ↗ |
| 36 | Harbor Advisors LLC | 196,382 | $$2M | — | +0.0% | 13Q | SEC ↗ |
| 37 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 182,504 | $$2M | -62,883 | -25.6% | 13Q | SEC ↗ |
| 38 | Russell Investments Group, Ltd. | 181,271 | $$2M | -164,987 | -47.6% | 13Q | SEC ↗ |
| 39 | SEI INVESTMENTS CO | 156,078 | $$1M | +89,360 | +133.9% | 2Q | SEC ↗ |
| 40 | Invesco Ltd. | 151,042 | $$1M | -5,462 | -3.5% | 13Q | SEC ↗ |
| 41 | Arrowpoint Investment Partners (Singap | 139,168 | $$1M | -63,843 | -31.4% | 3Q | SEC ↗ |
| 42 | Legato Capital Management LLC | 130,760 | $$1M | -1,860 | -1.4% | 2Q | SEC ↗ |
| 43 | Bank of New York Mellon Corp | 130,471 | $$1M | -7,702 | -5.6% | 13Q | SEC ↗ |
| 44 | AMERICAN CENTURY COMPANIES INC | 120,540 | $$999K | -3,059 | -2.5% | 13Q | SEC ↗ |
| 45 | XTX Topco Ltd | 116,911 | $$969K | +85,853 | +276.4% | 2Q | SEC ↗ |
| 46 | AMERIPRISE FINANCIAL INC NEW | 115,045 | $$954K | — | +0.0% | 1Q | SEC ↗ |
| 47 | Empowered Funds, LLC | 114,004 | $$945K | -46,383 | -28.9% | 12Q | SEC ↗ |
| 48 | Point72 Asset Management, L.P. | 113,656 | $$942K | +10,112 | +9.8% | 2Q | SEC ↗ |
| 49 | Cruiser Capital Advisors, LLC | 107,140 | $$888K | -4,660 | -4.2% | 2Q | SEC ↗ |
| 50 | HSBC HOLDINGS PLC | 102,430 | $$849K | -81,650 | -44.4% | 13Q | SEC ↗ |
Recent Activity
New Positions (20)
| Holder | Shares | Value |
|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 3,890,152 | $$32M |
| RIHO Partners, LLC | 1,093,138 | $$9M |
| IPG Investment Advisors LLC | 325,616 | $$3M |
| Brooklyn Investment Group | 325,351 | $$3M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 295,900 | $$2M |
| VANGUARD FIDUCIARY TRUST CO | 274,562 | $$2M |
| AMERIPRISE FINANCIAL INC | 115,045 | $$954K |
| Squarepoint Ops LLC | 76,907 | $$638K |
| NORGES BANK | 75,000 | $$622K |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM | 68,805 | $$570K |
| TWO SIGMA INVESTMENTS, LP | 45,044 | $$373K |
| GWN SECURITIES INC. | 36,404 | $$302K |
| LAZARD ASSET MANAGEMENT LLC | 29,220 | $$242K |
| Commonwealth Financial Services, LL | 29,008 | $$240K |
| RAYMOND JAMES FINANCIAL INC | 25,656 | $$213K |
| STATE OF WISCONSIN INVESTMENT BOARD | 23,144 | $$192K |
| Gator Capital Management, LLC | 21,435 | $$178K |
| WOLVERINE TRADING, LLC | 21,298 | $$177K |
| Park Capital Management, LLC / WI | 21,262 | $$176K |
| Vanguard Global Advisers, LLC | 18,651 | $$155K |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| CONTINENTAL GENERAL INSURANCE CO | 2,068,349 | $$17M |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT | 793,500 | $$7M |
| IMMERSION CORP | 300,000 | $$2M |
| Cubist Systematic Strategies, LLC | 299,948 | $$2M |
| TUDOR INVESTMENT CORP ET AL | 250,310 | $$2M |
| VELA Investment Management, LLC | 178,752 | $$1M |
| Schonfeld Strategic Advisors LLC | 169,824 | $$1M |
| Trexquant Investment LP | 136,696 | $$1M |
| ExodusPoint Capital Management, LP | 109,765 | $$910K |
| Empirical Finance, LLC | 72,182 | $$598K |
| PUBLIC SECTOR PENSION INVESTMENT BO | 72,000 | $$597K |
| Sender Co & Partners, Inc. | 70,890 | $$588K |
| Creative Planning | 68,537 | $$568K |
| Diametric Capital, LP | 66,478 | $$551K |
| CAXTON ASSOCIATES LLP | 65,647 | $$544K |
| PEAK6 LLC | 60,956 | $$505K |
| Aurelius Capital Management, LP | 60,546 | $$502K |
| DLD Asset Management, LP | 60,421 | $$501K |
| Calamos Advisors LLC | 49,089 | $$407K |
| Cresset Asset Management, LLC | 44,386 | $$368K |
Biggest Increases (20)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| MORGAN STANLEY | +744,588 | +383.6% | 938,712 |
| Prescott Group Capital Management, | +699,070 | +78.2% | 1,592,587 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | +647,087 | +272.8% | 884,272 |
| THIRD AVENUE MANAGEMENT LLC | +559,118 | +71.5% | 1,341,211 |
| MARSHALL WACE, LLP | +293,498 | +64.5% | 748,572 |
| RENAISSANCE TECHNOLOGIES LLC | +202,568 | +805.2% | 227,726 |
| CITADEL ADVISORS LLC | +115,740 | +67.5% | 287,283 |
| JPMORGAN CHASE & CO | +115,739 | +75.8% | 268,434 |
| UBS Group AG | +110,416 | +71.8% | 264,280 |
| SEI INVESTMENTS CO | +89,360 | +133.9% | 156,078 |
| XTX Topco Ltd | +85,853 | +276.4% | 116,911 |
| PRICE T ROWE ASSOCIATES INC /MD | +31,024 | +43.7% | 101,965 |
| ACADIAN ASSET MANAGEMENT LLC | +19,877 | +86.2% | 42,930 |
| Quantbot Technologies LP | +19,467 | +101.2% | 38,708 |
| Engineers Gate Manager LP | +18,831 | +23.1% | 100,416 |
| PRUDENTIAL FINANCIAL INC | +15,770 | +29.0% | 70,110 |
| WELLS FARGO & COMPANY/MN | +11,877 | +16.1% | 85,734 |
| Point72 Asset Management, L.P. | +10,112 | +9.8% | 113,656 |
| State of Wyoming | +9,535 | +49.5% | 28,784 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | +7,381 | +1.8% | 418,203 |
Biggest Decreases (20)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| GOLDMAN SACHS GROUP INC | -1,213,657 | -77.8% | 346,293 |
| JANE STREET GROUP, LLC | -756,270 | -49.7% | 764,384 |
| BARCLAYS PLC | -623,472 | -91.6% | 56,969 |
| BlackRock, Inc. | -570,670 | -12.7% | 3,917,798 |
| Caption Management, LLC | -428,497 | -40.0% | 642,597 |
| Wolf Hill Capital Management, LP | -418,639 | -22.2% | 1,470,334 |
| MILLENNIUM MANAGEMENT LLC | -397,613 | -56.7% | 303,282 |
| SG Americas Securities, LLC | -384,420 | -95.3% | 18,817 |
| DIMENSIONAL FUND ADVISORS LP | -375,495 | -22.3% | 1,310,132 |
| GENDELL JEFFREY L | -295,040 | -15.8% | 1,569,472 |
| Western Standard LLC | -257,036 | -10.3% | 2,247,591 |
| Russell Investments Group, Ltd. | -164,987 | -47.6% | 181,271 |
| SUSQUEHANNA INTERNATIONAL GROUP, LL | -136,395 | -25.9% | 390,193 |
| HSBC HOLDINGS PLC | -81,650 | -44.4% | 102,430 |
| BNP PARIBAS FINANCIAL MARKETS | -78,434 | -90.4% | 8,300 |
| BANK OF AMERICA CORP /DE | -74,791 | -22.6% | 256,110 |
| D. E. Shaw & Co., Inc. | -74,599 | -62.8% | 44,126 |
| CHARLES SCHWAB INVESTMENT MANAGEMEN | -66,080 | -18.3% | 295,344 |
| Arrowpoint Investment Partners (Sin | -63,843 | -31.4% | 139,168 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | -62,883 | -25.6% | 182,504 |