Standard & Poor's announced several changes Thursday to its MidCap 400 and SmallCap 600 indices due to acquisitions.
S&P said that Bottomline Technologies Inc. will join the SmallCap 600 after trading finishes on Nov. 9, replacing Osteotech Inc., which is being purchased by Medtronic Inc.
S&P also said that Deckers Outdoor Corp. will move from the SmallCap 600 to the MidCap 400 index after trading ends on Nov. 10. Deckers is replacing Psychiatric Solutions Inc., which is being acquired by Universal Health Services Inc. LogMeIn Inc. will take Deckers' spot on the SmallCap 600 index.
S&P added that Polaris Industries Inc. will move from the SmallCap 600 to the MidCap 400 index as well on Nov. 10. Polaris is taking the place of Mariner Energy Inc., which is being acquired by Apache Corp. KapStone Paper and Packaging Corp. will take Polaris' place on the SmallCap 600 index.