Compare · ACGL vs AMBC
ACGL vs AMBC
Side-by-side comparison of Arch Capital Group Ltd. (ACGL) and Ambac Financial Group Inc. (AMBC): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both ACGL and AMBC operate in Property-Casualty Insurers (Finance), so they compete in similar markets.
- ACGL is the larger of the two at $31.21B, about 49.3x AMBC ($633.0M).
- Over the past year, ACGL is down 5.2% and AMBC is up 14.7% - AMBC leads by 19.8 points.
- ACGL has hit the wire 17 times in the past 4 weeks while AMBC has been quiet.
- ACGL has more recent analyst coverage (25 ratings vs 4 for AMBC).
Arch Capital Group Ltd.
Arch Capital Group Ltd., together with its subsidiaries, provides insurance, reinsurance, and mortgage insurance products worldwide. The company's Insurance segment offers primary and excess casualty coverages; loss sensitive primary casualty insurance programs; collateral protection, debt cancellation, and service contract reimbursement products; directors' and officers' liability, errors and omissions liability, employment practices and fiduciary liability, crime, professional indemnity, and other financial related coverages; medical professional and general liability insurance coverages; and workers' compensation and umbrella liability, as well as commercial automobile, and inland marine products. It also provides property, energy, marine, and aviation insurance; travel insurance; accident, disability, and medical plan insurance coverages; captive insurance programs; employer's liability; and contract and commercial surety coverages. This segment markets its products through a group of licensed independent retail and wholesale brokers. Its Reinsurance segment provides reinsurance for third party liability and workers' compensation exposures; marine and aviation reinsurance; surety, accident and health, workers' compensation catastrophe, agriculture, trade credit, and political risk products; reinsurance protection for catastrophic losses, and personal lines and commercial property exposures; life reinsurance; casualty clash; and risk management solutions. This segment markets its reinsurance products through brokers. The company's Mortgage segment offers direct mortgage insurance and mortgage reinsurance. The company was founded in 1995 and is based in Pembroke, Bermuda.
Ambac Financial Group Inc.
Ambac Financial Group, Inc., a financial services holding company, provides financial guarantees in the United States, the United Kingdom, Italy, Austria, Australia, France, and Internationally. It offers financial guarantee insurance policies; and credit derivative contracts and interest rate derivative transactions. The company was incorporated in 1991 and is headquartered in New York, New York.
Latest ACGL
- Arch Insurance North America Appoints Imran Jalozie Chief Information Officer
- Director Posner Brian S sold $34,283 worth of Depositary Shares (2,000 units at $17.14), closing all direct ownership in the company (SEC Form 4)
- Arch RoamRight Debuts its 2026 Travel Insurance Playbook℠
- Director Triplett Neal F was granted 3,398 shares, increasing direct ownership by 74% to 8,013 units (SEC Form 4)
- Director Posner Brian S was granted 2,071 shares, increasing direct ownership by 2% to 122,175 units (SEC Form 4)
- Director Moczarski Alexander S was granted 2,071 shares, increasing direct ownership by 105% to 4,037 units (SEC Form 4)
- Director Mallesch Eileen A was granted 2,071 shares, increasing direct ownership by 18% to 13,802 units (SEC Form 4)
- Director Kilcoyne Moira A. was granted 3,398 shares, increasing direct ownership by 10% to 35,842 units (SEC Form 4)
- Director Houston Daniel Joseph was granted 3,398 shares, increasing direct ownership by 34% to 13,313 units (SEC Form 4)
- Director Goodman Laurie was granted 2,071 shares, increasing direct ownership by 6% to 37,573 units (SEC Form 4)
Latest AMBC
- Exec VP & Group COO Smith R Sharon bought $205 worth of shares (20 units at $10.25), increasing direct ownership by 0.01% to 170,952 units (SEC Form 4)
- Ambac Financial Group Inc. filed SEC Form 8-K: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits
- Ambac Financial Group Rebrands as Octave Specialty Group, Inc.
- SEC Form 10-Q filed by Ambac Financial Group Inc.
- Ambac Financial Group Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Ambac Reports Third Quarter 2025 Results
- Ambac Financial Group Appoints Karen Beyer Head of Investor Relations
- Ambac Financial Group Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits
- Ambac Financial Group Completes Acquisition of ArmadaCare
- Ambac to Release Third Quarter 2025 Results on November 10, 2025