CHB Champion Enterprises,

NEW YORK, March 5 /PRNewswire/ -- Standard & Poor's will make the following changes to the S&P 100, S&P 500, S&P MidCap 400 and S&P SmallCap 600 indices: -- S&P 500 constituent Monsanto Co. (NYSE:MON) will replace Tyco International Ltd. (NYSE:TYC) in the S&P 100, S&P MidCap 400 constituent Northeast Utilities (NYSE:NU) will replace Tyco International in the S&P 500, S&P SmallCap 600 constituent Watson Wyatt Worldwide Inc. (NYSE:WW) will replace Northeast Utilities in the S&P MidCap 400, and ESCO Technologies Inc. (NYSE:ESE) will replace Watson Wyatt in the S&P SmallCap 600, all after the close of trading on a date to be announced. Tyco is in the process of redomesticating to Switzerland, which will render it ineligible for continued inclusion in the S&P 100 & 500 indices. -- OSI Pharmaceuticals Inc. (NASDAQ:OSIP) will replace Ferro Corp. (NYSE:FOE) in the S&P MidCap 400 after the close of trading on Thursday, March 12. As of today's close of trading, Ferro had a market capitalization of approximately $40 million ranking it 400th in the index. -- eHealth Inc. (NASDAQ:EHTH) will replace Champion Enterprises Inc. (NYSE:CHB), and American Public Education Inc. (NASDAQ:APEI) will replace Georgia Gulf Corp. (NYSE:GGC) in the S&P SmallCap 600, after the close of trading on Thursday, March 12. As of today's close of trading, Champion Enterprises and Georgia Gulf had market capitalizations of approximately $16 million and $12 million respectively, whereas the minimum market cap needed to be admitted to the index is currently $200 million. -- Neutral Tandem Inc. (NASDAQ:TNDM) will replace Interwoven Inc. (NASDAQ:IWOV) in the S&P SmallCap 600 after the close of trading on a date to be announced. Autonomy Corporation plc is acquiring Interwoven in a deal that is still pending final approvals. Standard & Poor's will monitor these transactions, and post any relevant updates on its website: http://www.standardandpoors.com/. Monsanto is a provider of agricultural products for farmers. It is headquartered in St. Louis, MO. Northeast Utilities is engaged primarily in the energy delivery business. Headquartered in Springfield, MA, the company will be added to the S&P 500 GICS (Global Industry Classification Standard) Electric Utilities Sub-Industry index. Watson Wyatt is a consulting firm, providing human capital and financial management consulting services. Headquartered in Arlington, VA, the company will be added to the S&P MidCap 400 GICS Human Resource & Employment Services Sub-Industry index. ESCO Technologies is a producer of engineered products and systems. Headquartered in St. Louis, MO, the company will be added to the S&P SmallCap 600 GICS Industrial Machinery Sub-Industry index. OSI Pharmaceuticals is a biotechnology company. Headquartered in Melville, NY, the company will be added to the S&P MidCap 400 GICS Biotechnology Sub-Industry index. eHealth offers Internet-based insurance agency services as well as technology licensing and Internet advertising services. Headquartered in Mountain View, CA, the company will be added to the S&P SmallCap 600 GICS Insurance Brokers Sub-Industry index. American Public Education is a provider of online postsecondary education. Headquartered in Charles Town, WV, the company will be added to the S&P SmallCap 600 GICS Education Services Sub-Industry index. Neutral Tandem is a provider of tandem interconnection services. Headquartered in Chicago, IL, the company will be added to the S&P SmallCap 600 GICS Communications Equipment Sub-Industry index. Following is a summary of the changes: S&P 100 INDEX - TBA COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Monsanto Materials Fertilizers & Agricultural Chemicals DELETED Tyco Industrials Industrial Conglomerates International S&P 500 INDEX - TBA COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Northeast Utilities Electric Utilities Utilities DELETED Tyco Industrials Industrial Conglomerates International S&P MIDCAP 400 INDEX - TBA COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Watson Wyatt Industrials Human Resource & Employment Services DELETED Northeast Utilities Electric Utilities Utilities S&P SMALLCAP 600 INDEX - TBA COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED ESCO Technologies Industrials Industrial Machinery Neutral Tandem Information Technology Communications Equipment DELETED Watson Wyatt Industrials Human Resource & Employment Services Interwoven Information Technology Internet Software & Services S&P MIDCAP 400 INDEX - March 12, 2009 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED OSI Health Care Biotechnology Pharmaceuticals DELETED Ferro Materials Specialty Chemicals S&P SMALLCAP 600 INDEX - March 12, 2009 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED eHealth Financials Insurance Brokers American Public Consumer Discretionary Education Services Education DELETED Champion Consumer Discretionary Homebuilding Enterprises Georgia Gulf Materials Commodity Chemicals About Standard & Poor's Index Services Standard & Poor's Index Services, the world's leading index provider, maintains a wide variety of investable and benchmark indices to meet an array of investor needs. Its family of indices includes the S&P 500, an index with $1.5 trillion invested and $4.85 trillion benchmarked, and the S&P Global 1200, a composite index comprised of seven regional and country headline indices. For more information, please visit http://www.standardandpoors.com/indices. About Standard & Poor's Standard & Poor's, a division of The McGraw-Hill Companies (NYSE:MHP), is the world's foremost provider of financial market intelligence, including independent credit ratings, indices, risk evaluation, investment research and data. With approximately 8,500 employees, including wholly owned affiliates, located in 23 countries and markets, Standard & Poor's is an essential part of the world's financial infrastructure and has played a leading role for more than 140 years in providing investors with the independent benchmarks they need to feel more confident about their investment and financial decisions. For more information, visit http://www.standardandpoors.com/. DATASOURCE: Standard & Poor's CONTACT: David M. Blitzer, Ph.D., Managing Director & Chairman of the Index Committee, +1-212-438-3907 Web Site: http://www.standardandpoors.com/

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