GULFPORT, Miss., Sept. 13, 2019 (GLOBE NEWSWIRE) -- Hancock Whitney Corporation (Nasdaq: HWC) has received regulatory approval from the Board of Governors of the Federal Reserve System, the Federal Deposit Insurance Corporation, and the Mississippi Department of Banking and Consumer Finance to complete its previously announced proposed acquisition of MidSouth Bancorp, Inc. ("MidSouth") (NYSE: MSL), parent company of MidSouth Bank N.A.