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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
NYSE · Financial Services · Insurance - Specialty · $397.4M mcap · 38M float · 2.25% daily turnover · Short 41% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
182
Institutions Holding
+18 vs prior
33.3%
Ownership
-33.96%
34 New
27 Increased
99 Reduced
50 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2025-11-12 Smith R Sharon officer: exec vp & group coo P-Purchase 20 $10.25 $205 Filing
2025-10-01 LeBlanc Claude officer: chief executive officer P-Purchase 25,000 $8.54 $213K Filing
2025-09-30 Smith R Sharon officer: exec vp & chief strategy offr F-Tax Withholding 2,814 $8.34 $23K Filing
2025-09-30 Smith R Sharon officer: exec vp & chief strategy offr M-Option Exercise 2,814 $— $0 Filing
2025-09-30 LeBlanc Claude officer: chief executive officer F-Tax Withholding 111,034 $8.34 $926K Filing
2025-09-30 LeBlanc Claude officer: chief executive officer M-Option Exercise 193,353 $— $0 Filing
2025-09-30 Trick David officer: exec vp, cfo & treasurer F-Tax Withholding 16,420 $8.34 $137K Filing
2025-09-30 Trick David officer: exec vp, cfo & treasurer M-Option Exercise 42,515 $— $0 Filing
2025-09-29 Trick David officer: exec vp, cfo & treasurer F-Tax Withholding 55,727 $9.72 $542K Filing
2025-09-29 HAFT IAN DAVID director C-Conversion 131,921 $— $0 Filing
2025-09-29 McGinnis Daniel officer: sr. md & coo F-Tax Withholding 10,053 $9.72 $98K Filing
2025-09-29 Ksenak Stephen Michael officer: sr. md & general counsel F-Tax Withholding 43,522 $9.72 $423K Filing
2025-09-29 LeBlanc Claude officer: chief executive officer F-Tax Withholding 350,188 $9.72 $3.4M Filing
2025-09-29 Smith R Sharon officer: exec vp & chief strategy offr F-Tax Withholding 48,910 $9.72 $475K Filing
2025-08-11 LeBlanc Claude officer: chief executive officer P-Purchase 25,000 $7.03 $176K Filing
2025-05-14 Stein Jeffrey Scott director P-Purchase 5,000 $6.48 $32K Filing
2025-05-14 Stein Jeffrey Scott director P-Purchase 10,000 $6.45 $64K Filing
2025-05-14 PRICE MICHAEL D director P-Purchase 63 $6.54 $412 Filing
2025-05-14 PRICE MICHAEL D director P-Purchase 76,923 $6.49 $499K Filing
2025-05-14 LeBlanc Claude officer: chief executive officer P-Purchase 40,000 $6.50 $260K Filing
2025-03-13 LeBlanc Claude officer: chief executive officer F-Tax Withholding 13,452 $8.39 $113K Filing
2025-03-13 Smith R Sharon officer: exec vp & chief strategy offr F-Tax Withholding 238 $8.39 $2K Filing
2025-03-13 McGinnis Daniel officer: sr. md & coo F-Tax Withholding 94 $8.39 $789 Filing
2025-03-13 Ksenak Stephen Michael officer: sr. md & general counsel F-Tax Withholding 1,703 $8.39 $14K Filing
2025-03-13 Eisman Robert Bryan officer: sr. md & cao F-Tax Withholding 687 $8.39 $6K Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 3,917,798 $18M -570,670 2026-03-31 Filing
Western Standard LLC 2,247,591 $10M -257,036 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 1,945,076 $9M +1,945,076 2026-03-31 Filing
Prescott Group Capital Management, L.L.C 1,592,587 $7M +699,070 2026-03-31 Filing
Wolf Hill Capital Management, LP 1,470,334 $7M -418,639 2026-03-31 Filing
THIRD AVENUE MANAGEMENT LLC 1,341,211 $6M +559,118 2026-03-31 Filing
DIMENSIONAL FUND ADVISORS LP 1,310,132 $6M -375,495 2026-03-31 Filing
Bain Capital Credit, LP 1,108,012 $5M 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 1,022,438 $5M -2,109 2026-03-31 Filing
STATE STREET CORP 941,404 $4M -1,964 2026-03-31 Filing
JACOBS LEVY EQUITY MANAGEMENT, INC 884,272 $4M +647,087 2026-03-31 Filing
Nuveen, LLC 800,253 $4M -10,026 2026-03-31 Filing
JANE STREET GROUP, LLC 764,384 $4M -756,270 2026-03-31 Filing
Caption Management, LLC 642,597 $3M -428,497 2026-03-31 Filing
Bracebridge Capital, LLC 579,234 $3M 2026-03-31 Filing
RIHO Partners, LLC 546,569 $3M +546,569 2026-03-31 Filing
ESSEX INVESTMENT MANAGEMENT CO LLC 418,203 $2M +7,381 2026-03-31 Filing
SUSQUEHANNA INTERNATIONAL GROUP, LLP 390,193 $2M -136,395 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 346,293 $2M -433,682 2026-03-31 Filing
IPG Investment Advisors LLC 325,616 $2M +325,616 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms