RMBS Rambus Inc

NEW YORK, Sept. 24, 2015 /PRNewswire/ -- S&P SmallCap 600 constituent Standard Pacific Corp. (NYSE: SPF) will replace Helix Energy Solutions Group Inc. (NYSE: HLX) in the S&P MidCap 400, Helix will replace Standard Pacific in the S&P SmallCap 600, and Rambus Inc. (NASD: RMBS) will replace Ryland Group Inc. (NYSE: RYL) in the S&P SmallCap 600 after the close of trading on Thursday, October 1. Standard Pacific, which is changing its name to CalAtlantic Group, is acquiring Ryland Group in a deal expected to be completed on or about that date, pending final approvals. Helix has a market capitalization more representative of the small-cap market space.

Standard Pacific operates as a builder of single-family attached and detached homes. Headquartered in Irvine, CA, the company will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Homebuilding Sub-Industry index.

Helix Energy Solutions provides specialty services to the offshore energy industry. Headquartered in Houston, TX, the company will be added to the S&P SmallCap 600 GICS Oil & Gas Equipment & Services Sub-Industry index.

Rambus operates as a technology solutions company. Headquartered in Sunnyvale, CA, the company will be added to the S&P SmallCap 600 GICS Semiconductors 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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