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Compare · ACGL vs MBI

ACGL vs MBI

Side-by-side comparison of Arch Capital Group Ltd. (ACGL) and MBIA Inc. (MBI): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both ACGL and MBI operate in Property-Casualty Insurers (Finance), so they compete in similar markets.
  • ACGL is the larger of the two at $31.31B, about 104.0x MBI ($301.0M).
  • Over the past year, ACGL is down 2.9% and MBI is up 33.1% - MBI leads by 36.0 points.
  • ACGL has hit the wire 11 times in the past 4 weeks while MBI has been quiet.
  • ACGL has more recent analyst coverage (25 ratings vs 4 for MBI).
PerformanceACGL-2.92%MBI+33.11%
2025-06-09+0.00%2026-06-08
MetricACGLMBI
Company
Arch Capital Group Ltd.
MBIA Inc.
Price
$89.64-1.70%
$5.91-3.75%
Market cap
$31.31B
$301.0M
1M return
-5.18%
-7.73%
1Y return
-2.92%
+33.11%
Industry
Property-Casualty Insurers
Property-Casualty Insurers
Exchange
NASDAQ
NYSE
IPO
1987
News (4w)
11
0
Recent ratings
25
4
ACGL

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.

MBI

MBIA Inc.

MBIA Inc. provides financial insurance services to public finance markets. It operates through United States (U.S.) Public Finance Insurance, and International and Structured Finance Insurance segments. The company issues financial guarantees for municipal bonds, including tax-exempt and taxable indebtedness of the U.S. political subdivisions and territories, as well as utilities, airports, health care institutions, higher educational facilities, student loan issuers, housing authorities, and other similar agencies and obligations issued by private entities. It also insures the non-U.S. public finance and global structured finance, including asset-backed obligations; and sovereign-related and sub-sovereign bonds, utilities, and privately issued bonds used for the financing of projects that include toll roads, bridges, airports, public transportation facilities, and other types of infrastructure projects, as well as offers third-party reinsurance services. MBIA Inc. was founded in 1973 and is headquartered in Purchase, New York.

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