OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has removed from under review with negative implications and downgraded the Financial Strength Rating to A- (Excellent) from A (Excellent) and the Long-Term Issuer Credit Rating (Long-Term ICR) to “a-” from “a” for the members of the AmTrust Group (AmTrust). In addition, A.M. Best has removed from under review with negative implications and downgraded the Long-Term ICR of AmTrust Financial Services, Inc. (AFSI) [NASDAQ: AFSI] to “bbb-” from “bbb” and do