NEW YORK, June 21 /PRNewswire/ -- Standard & Poor's will make the following changes to the S&P 100, S&P 500, and S&P MidCap 400 indices after the close of trading on Friday, June 29: * Covidien Ltd. (NYSE:COVwi) will replace National Semiconductor Corp. (NYSE:NSM) in the S&P 100 and Sanmina-SCI Corp. (NASD: SANM) in the S&P 500, Tyco Electronics Ltd. (NYSE:TELwi) will replace PMC-Sierra Inc. (NASD: PMCS) in the S&P 500, and Tyco International Ltd. (new) (NYSE:TYCwi) will replace Tyco International Ltd. (old) (NYSE:TYC) in the S&P 100 and 500. Tyco International Ltd. (old) is spinning off Covidien Ltd. and Tyco Electronics Ltd. in a transaction expected to close on or about that date. At the close of today's trading, Sanmina- SCI Corp. and PMC-Sierra had market capitalizations of approximately $1.8 billion and $1.7 billion respectively, whereas the minimum market capitalization for addition to the S&P 500 is $4 billion. * Discover Financial Services (NYSE:DFSwi) will replace ADC Telecommunications Inc. (NASD: ADCT) in the S&P 500 and ADC Telecommunications will replace PH Glatfelter Co. (NYSE:GLT) in the S&P MidCap 400. S&P 100 and 500 constituent Morgan Stanley (NYSE:MS) is spinning off Discover in a transaction expected to close on or about that date. At the close of today's trading, PH Glatfelter had a market capitalization of approximately $612 million, whereas the minimum market capitalization for addition to the S&P MidCap 400 is $1 billion. Standard & Poor's will monitor these transactions, and post any relevant updates on its website:www.standardandpoors.com. Covidien is a manufacturer of medical devices and supplies, imaging products and pharmaceuticals. Headquartered in Pembroke, Bermuda, the company will be added to the S&P 500 GICS (Global Industry Classification Standard) Health Care Equipment Sub-Industry index. Tyco Electronics provides of engineered electronic components, network solutions and wireless systems. Headquartered in Pembroke, Bermuda, the company will be added to the S&P 500 GICS Electronic Manufacturing Services Sub-Industry index. Tyco International (new) operates as a diversified manufacturing and service company. Headquartered in Pembroke, Bermuda, the company will be added to the S&P 500 GICS Industrial Conglomerates Sub-Industry index. Discover Financial Services is a credit card issuer and electronic payment services company. Headquartered in Riverwoods, IL, the company will be added to the S&P 500 GICS Consumer Finance Sub-Industry index. ADC Telecommunications provides communications network infrastructure solutions and services. Headquartered in Eden Prairie, MN, the company will be added to the S&P MidCap 400 GICS Communications Equipment Sub-Industry index. Following is a summary of the changes: S&P 100 INDEX - June 29, 2007 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Covidien Health Care Health Care Equipment Tyco International Industrials Industrial (new) Conglomerates DELETED National Information Technology Semiconductors Semiconductor Tyco International Industrials Industrial (old) Conglomerates S&P 500 INDEX - June 29, 2007 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED Covidien Health Care Health Care Equipment Tyco Electronics Information Technology Electronic Manufacturing Services Tyco International Industrials Industrial (new) Conglomerates Discover Financial Financials Consumer Finance Services DELETED Sanmina-SCI Information Technology Electronic Manufacturing Services PMC-Sierra Information Technology Semiconductors Tyco International Industrials Industrial (old) Conglomerates ADC Information Technology Communications Telecommunications Equipment S&P MIDCAP 400 INDEX - June 29, 2007 COMPANY GICS ECONOMIC SECTOR GICS SUB-INDUSTRY ADDED ADC Information Technology Communications Telecommunications Equipment DELETED PH Glatfelter Materials Paper Products Additions to and deletions from an S&P equity index do not in any way reflect an opinion on the investment merits of the companies concerned. 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 7,500 employees, including wholly owned affiliates, located in 21 countries, 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/. About The McGraw-Hill Companies: Founded in 1888, The McGraw-Hill Companies (NYSE:MHP) is a leading global information services provider meeting worldwide needs in the financial services, education and business information markets through leading brands such as Standard & Poor's, McGraw-Hill Education, BusinessWeek and J.D. Power and Associates. The Corporation has more than 280 offices in 40 countries. Sales in 2006 were $6.3 billion. Additional information is available athttp://www.mcgraw-hill.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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