Krystal Biotech Set to Join S&P MidCap 400; Tutor Perini and V2X to Join S&P SmallCap 600

NEW YORK, July 20, 2026 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P MidCap 400, S&P SmallCap 600: S&P SmallCap 600 constituent Krystal Biotech Inc. (NASD: KRYS) will replace Taylor Morrison Home Corp. (NYSE: TMHC) in the S&P MidCap 400, and Tutor...