AM Best upgrades OneBeacon as review ends

AM Best has removed OneBeacon Insurance Group from under review
with positive implications and upgraded the carrier's long-term
issuer credit rating (ICR) to "a+" following closure of
the sale of OneBeacon to Impact Financial.
The rating agency affirmed the financial strength rating of
Atlantic Specialty Insurance Company and its rated affiliates at A.
Collectively, these companies are referred to as OneBeacon
Insurance Group.
"The ratings upgrades of the OneBeacon entities reflect the
financial