Aspen Insurance Holdings: Bollinger Bands Narrowing, Bearish Marubozu Signal Detected

Aspen Insurance Holdings' 15-minute chart recently exhibited Bollinger Bands Narrowing and a Bearish Marubozu pattern on September 10, 2025 at 10:30. This development indicates a decrease in the magnitude of stock price fluctuations, suggesting that sellers are currently dominating the market and that bearish momentum is likely to persist.

AM Best has placed under review with positive implications the Financial Strength Ratings of A (Excellent) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “a” (Excellent) of Aspen Insurance UK Limited (AIUK) (United Kingdom), Aspen Bermuda Limited (ABL) (Bermuda), Aspen American Insurance Company (AAIC) (Austin, TX), and Aspen Specialty Insurance Company (ASIC) (Bismarck, ND) CORRECTING and REPLACING AM Best Places Credit Ratings of Aspen Insurance Holdings Limited and Its Rated Subsidiaries Under Review With Positive Implications^[1]. Concurrently, AM Best has placed under review with positive implications the Long-Term ICR of “bbb” (Good) of Aspen Insurance Holdings Limited (Aspen) (Bermuda), a non-operating holding company, along with the Long-Term Issue Credit Ratings (Long-Term IR) on the preference shares of Aspen and the indicative Long-Term IRs under the company’s universal shelf registration.

The ratings have been placed under review following the announcement on 27 August 2025 that SOMPO Holdings, Inc., via a wholly owned subsidiary, has entered into a definitive merger agreement pursuant to which it will acquire 100% of the issued Class A ordinary shares of Aspen for a consideration of approximately USD 3.5 billion. The transaction remains subject to regulatory approval.

The under review with positive implications status reflects the potential financial and operational benefits that Aspen may derive from being part of a significantly larger insurance organization, which is of greater financial strength. The ratings will remain under review pending completion of the transaction and a detailed review by AM Best of Aspen's future business plans.

The following Long-Term IRs have been placed under review with positive implications:

- Aspen Insurance Holdings Limited: “bb+” (Fair) on USD 250 million 5.625% perpetual non-cumulative preference shares CORRECTING and REPLACING AM Best Places Credit Ratings of Aspen Insurance Holdings Limited and Its Rated Subsidiaries Under Review With Positive Implications^[1].

The following indicative Long-Term IRs under the universal shelf registration have been placed under review with positive implications:

- Aspen Insurance Holdings Limited: “bbb” (Good) on senior unsecured debt, “bbb-” (Good) on senior subordinated debt, “bb+” (Fair) on junior subordinated debt, and “bb+” (Fair) on preferred stock CORRECTING and REPLACING AM Best Places Credit Ratings of Aspen Insurance Holdings Limited and Its Rated Subsidiaries Under Review With Positive Implications^[1].

This press release relates to Credit Ratings that have been published on AM Best’s website. For all rating information relating to the release and pertinent disclosures, including details of the office responsible for issuing each of the individual ratings referenced in this release, please see AM Best’s Recent Rating Activity web page. For additional information regarding the use and limitations of Credit Rating opinions, please view Guide to Best’s Credit Ratings. For information on the proper use of Best’s Credit Ratings, Best’s Performance Assessments, Best’s Preliminary Credit Assessments and AM Best press releases, please view Guide to Proper Use of Best’s Ratings & Assessments.

AM Best is a global credit rating agency, news publisher, and data analytics provider specializing in the insurance industry. Headquartered in the United States, the company does business in over 100 countries with regional offices in London, Amsterdam, Dubai, Hong Kong, Singapore, and Mexico City. For more information, visit www.ambest.com.

References:
CORRECTING and REPLACING AM Best Places Credit Ratings of Aspen Insurance Holdings Limited and Its Rated Subsidiaries Under Review With Positive Implications^[1]: "AM Best Places Credit Ratings of Aspen Insurance Holdings Limited and Its Rated Subsidiaries Under Review With Positive Implications," Morningstar, August 29, 2025.