NEW YORK, Dec. 28, 2017 /PRNewswire/ — S&P MidCap 400 constituent Huntington Ingalls Industries Inc. (NYSE: HII) will replace C. R. Bard Inc. (NYSE: BCR) in the S&P 500, S&P SmallCap 600 constituent Scientific Games Corp. (NASD: SGMS) will replace Huntington Ingalls…
