Tranche Update on SEACOR Holdings Inc.'s Equity Buyback Plan announced on February 24, 1997.

SEACOR Holdings Inc. (SEACOR) is a United States-based diversified holding company. The Company provides domestic and international transportation and logistics services to a range of business sectors. It also offers crisis and emergency management and clean fuel and power solutions. SEACOR businesses are engaged in ocean and inland transportation and logistics, crisis management, mitigation and recovery, and transforming energy use to cleaner alternatives. SEACOR operates a range of businesses, including Seabulk, Waterman, Cleancor, SEACOR Island Lines, SCF and Witt O'Brien's.