
Entegris stock jumps on inclusion in S&P MidCap 400
Investing.com -- Shares of Entegris (NASDAQ:ENTG) surged by 6% in after-hours trading on Thursday following the announcement that the company will be joining the S&P MidCap 400 index. This move comes as a result of Arcadium Lithium plc (NYSE:ALTM) being replaced due to its impending acquisition by Rio Tinto (NYSE:RIO) plc.The inclusion in the S&P MidCap 400 is a significant milestone for ...