NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) comments on Simmons First National Corporation and First Texas BHC, Inc. Merger. The report makes the following key points: Simmons First National Corporation (NASDAQ: SFNC, “Simmons”) and First Texas BHC, Inc. (“First Texas”) announced a definitive agreement and plan of merger with Simmons First National Corporation as the surviving entity. The deal is expected to close in the third quarter of 2017, and Simmons anticipates the merger t