Versum Materials, Inc. announced that the State Administration for Market Regulation of the People’s Republic of China (SAMR) provided unconditional antitrust clearance for the proposed acquisition of Versum by Merck KGaA, Darmstadt, Germany. Subject to the satis-faction of other customary closing conditions, Versum expects the merger to close on Oct. 7, 2019. Upon completion of the merger, Versum’s stockholders will have the right to receive $53.00 per share in cash, without interest and les...