NEW YORK, March 30, 2016 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P MidCap 400 and S&P SmallCap 600 indices after the close of trading on Friday, April 1:

• WebMD Health Corp. (NASD: WBMD) will replace SunEdison Inc. (NYSE: SUNE) in the S&P MidCap 400. SunEdison is ranked at the bottom of the index and has a market capitalization that is no longer representative of the mid-cap market space.
• SciClone Pharmaceuticals Inc. (NASD: SCLN) will replace Affymetrix Inc. (NASD: AFFX) in the S&P SmallCap 600. S&P 500 constituent Thermo Fisher Scientific Inc. (NYSE: TMO) is acquiring Affymetrix in a deal expected to be completed soon pending final approvals.

WebMD Health Corp. provides health information services. Headquartered in New York, NY, the company will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Internet Software & Services Sub-Industry index.

SciClone Pharmaceuticals provides therapies for oncology, infectious diseases, and cardiovascular disorders. Headquartered in Foster City, CA, the company will be added to the S&P SmallCap 600 GICS Pharmaceuticals Sub-Industry index.

Following is a summary of the changes:

Additions to and deletions from S&P Dow Jones Indices do not in any way reflect an opinion on the investment merits of the companies involved.

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SOURCE S&P Dow Jones Indices