S&P Indices Announces Change to U.S. Index

NEW YORK, Jan. 27, 2012 /PRNewswire/ -- Momenta Pharmaceuticals, Inc. (NASD: MNTA) will replace HealthSpring, Inc. (NYSE: HS) in the S&P SmallCap 600 index after the close of trading on Tuesday, January 31. S&P 500 constituent Cigna Corp. (NYSE: CI) is acquiring HealthSpring in a deal expected to be completed on January 30, pending final approvals.

Momenta Pharmaceuticals is a biotechnology company specializing in the characterization and process engineering of complex molecules. Headquartered in Cambridge, MA, the company will be added to the S&P SmallCap 600 GICS (Global Industry Classification Standard) Biotechnology Sub-Industry index.

Following is a summary of the change:

About S&P Indices

S&P Indices, a leading brand of the McGraw-Hill Companies (NYSE: MHP), maintains a wide variety of investable and benchmark indices to meet an array of investor needs. Over $1.45 trillion is directly indexed to our indices, which includes the S&P 500, the world's most followed stock market index, the S&P/Case-Shiller Home Price Indices, the leading measure of U.S. home prices, the S&P Global BMI, an index with approximately 11,000 constituents, the S&P GSCI, the industry's most closely watched commodities index, and the S&P National AMT-Free Municipal Bond Index, the premier investable index for U.S. municipal bonds. For more information, please visit: www.standardandpoors.com/indices.

It is not possible to invest directly in an index. S&P Indices does not sponsor, endorse, sell, or promote any S&P index-based investment product. This document does not constitute an offer of services in jurisdictions where S&P Indices or its affiliates do not have the necessary licenses. S&P Indices receives compensation in connection with licensing its indices to third parties.

For more information:
Dave Guarino
Communications
S&P Indices
[email protected]
212-438-1471

David Blitzer
Managing Director and Chairman of the Index Committee
S&P Indices
[email protected]
212-438-3908

SOURCE S&P Indices

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