Standard & Poor's will make the following changes in the S&P MidCap 400 and S&P SmallCap 600 Indices: Lennar Corp. will replace Meritor Automotive in the S&P MidCap 400 Index after the close of trading on Thursday, July 6, 2000. S&P MidCap 400 component Arvin Industries is acquiring Meritor Automotive in a transaction anticipated to close on that date. The transaction is still subject to shareholder approval.