KBRA Affirms Ratings for Assured Guaranty Inc., European Subsidiaries and Assured Guaranty US Holdings Inc.
3 Aug 2026 | New York
KBRA affirms the insurance financial strength ratings (IFSRs) of AA+ for Assured Guaranty Inc. (AG), Assured Guaranty UK Limited (AGUK), and Assured Guaranty (Europe) SA (AGE). The Outlooks for all entities remain Stable. At the same time, KBRA affirms the A+ issuer rating for Assured Guaranty US Holdings Inc. (AGUS), as well as the A+ debt ratings on the 6.125% Senior Notes due 2028, the 3.150% Senior Notes due 2031, and the 3.600% Senior Notes due 2051. The Outlooks remain Stable.
The rating affirmations reflect AG’s substantial claims-paying resources, formal risk management framework, disciplined underwriting and surveillance, and established position in the financial guaranty market. At year-end 2025, AG maintained approximately $6.7 billion of KBRA-defined claims-paying resources and strong capital headroom relative to KBRA’s modeled stress losses. The company’s insured portfolio, totaling approximately $211.4 billion of net par, remained predominantly investment grade and granular, with favorable rating migration and a decline in below-investment-grade exposure to approximately 3.2% from 4.1%. Gross par written increased during 2025, led by U.S. public finance, although persistent tight credit spreads continued to constrain premium generation and new-business economics. KBRA continues to monitor growth in alternative investments and the integration of Assured Life Reinsurance Ltd. These activities remain limited relative to the financial guaranty business but introduce incremental asset, liquidity, capital, asset liability management, and earnings risk within the Assured Guaranty group. AGUK and AGE benefit from contractual intra-group support arrangements provided by AG, which remain key to their ratings.
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