 OLDWICK, N.J.--BUSINESS WIRE--AM Best has revised the outlooks to stable from negative and affirmed the Financial Strength Rating FSR of A Excellent and the Long-Term Issuer Credit Ratings Long-Term ICR of a of members of Donegal Insurance Group Donegal Group. Concurrently, AM Best has revised the outlook to stable from negative and affirmed the Long-Term ICR of bbb of the publicly traded holding company, Donegal Group Inc. Delaware NASDAQ: DGICA and DGICB. See below for a de 