OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has commented that the Financial Strength Rating of A- (Excellent) and the Long-Term Issuer Credit Rating of “a-? of Ozark National Life Insurance Company (Ozark) (Kansas City, MO) is unchanged following the announcement of the sale of the organization to National Western Life Insurance Company (NWLIC). On Oct. 4, 2018, NWLIC entered into a stock purchase agreement to acquire all of the outstanding stock of Ozark and N.I.S. Financial Services, Inc. The