OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has affirmed the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “a” of American Interstate Insurance Company, Silver Oak Casualty, Inc. and American Interstate Insurance Company of Texas (Austin, TX) (collectively referred to as AMERISAFE Insurance Group or the group). The outlook of the FSR remains stable, while the outlook of the Long-Term ICRs remains positive. Concurrently, A.M. Best has a