OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has revised the outlooks to negative from stable and affirmed the Financial Strength Rating of A- (Excellent) and the Long-Term Issuer Credit Rating of “a-” of Eastern Atlantic Insurance Company (EAIC) (Harrisburg, PA). The revised outlooks are due to the company’s inconsistent underwriting performance in recent years, which has led to a decrease in its surplus level. However, despite this and the repayment of a surplus note in 2013, EAIC continues to m