SolarWinds Inc. to Join S&P MidCap 400; HealthStream Inc. to Join the S&P SmallCap 600

NEW YORK, July 25, 2012 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P MidCap 400 and S&P SmallCap 600 indices:

• SolarWinds Inc. (NYSE: SWI) will replace Gen-Probe Inc. (NASD: GPRO) in the S&P MidCap 400 index after the close of trading on Tuesday, July 31. S&P MidCap 400 constituent Hologix Inc. (NASD: HOLX) is acquiring Gen-Probe in a deal expected to be completed on or about that date pending final approvals.
   
• HealthStream Inc. (NASD: HSTM) will replace GeoResources (NASD: GEOI) in the S&P SmallCap 600 index after the close of trading on Tuesday, July 31. GeoResources is being acquired by Halcon Resources (NYSE: HK) in a deal expected to be completed soon pending final approvals.

SolarWinds designs, develops, markets, sells, and supports enterprise information technology infrastructure management software. Headquartered in Austin, TX, the company will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Application Software Sub-Industry index.

HealthStream provides Internet-based learning and research solutions. Headquartered in Nashville, TN, the company will be added to the S&P SmallCap 600 GICS Health Care Technology Sub-Industry index.

Following is a summary of the changes:

 

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For more information:

Dave Guarino
Communications
S&P Dow Jones Indices
dave_guarino@spdji.com 
212-438-1471

David Blitzer
Managing Director and Chairman of the Index Committee
S&P Dow Jones Indices
david_blitzer@spdji.com 
212-438-3907

SOURCE S&P Dow Jones Indices

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