Standard & Poor's Announces Changes to U.S. Indices

NEW YORK, May 26 /PRNewswire/ -- S&P SmallCap 600 constituent Tractor Supply Co. (Nasdaq: TSCO) will replace OSI Pharmaceuticals Inc. (Nasdaq: OSIP) in the S&P MidCap 400 index, and Hi-Tech Pharmacal Co., Inc. (Nasdaq: HITK) will replace Tractor Supply in the S&P SmallCap 600 index after the close of trading on Wednesday, June 2.  OSI Pharmaceuticals is being acquired by S&P Global 1200 constituent Astellas Pharma Inc. in a cash tender offer expected to be completed on or about that date.

Standard & Poor's will monitor this transaction, and post any relevant updates on its website: www.standardandpoors.com.

Tractor Supply operates retail farm and ranch stores. Headquartered in Brentwood, TN, the company will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Specialty Stores Sub-Industry index.  

Hi-Tech Pharmacal Co. is a specialty manufacturer and marketer of prescription, over-the-counter and nutritional products. Headquartered in Amityville, NY, the company will be added to the S&P SmallCap 600 GICS Pharmaceuticals Sub-Industry index.  

Following is a summary of the changes:

S&P  MIDCAP 400 INDEX – June 2, 2010
	COMPANY	GICS ECONOMIC SECTOR	GICS SUB-INDUSTRY
ADDED	Tractor Supply	Consumer Discretionary	Specialty Stores
DELETED	OSI Pharmaceuticals	Health Care	Biotechnology
S&P  SMALL CAP 600 INDEX – June 2, 2010
	COMPANY	GICS ECONOMIC SECTOR	GICS SUB-INDUSTRY
ADDED	Hi-Tech Pharmacal Co.	Health Care	Pharmaceuticals
DELETED	Tractor Supply	Consumer Discretionary	Specialty Stores

About S&P Indices

S&P Indices, the world's leading index provider, maintains a wide variety of investable and benchmark indices to meet an array of investor needs. Over $1 trillion is directly indexed to Standard & Poor's family of indices, which includes the S&P 500, the world's most followed stock market index, the S&P Global 1200, a composite index comprised of seven regional and country headline indices, the S&P Global BMI, an index with approximately 11,000 constituents, and the S&P GSCI, the industry's most closely watched commodities index.  For more information, please visit www.standardandpoors.com/indices.

About Standard & Poor's

Standard & Poor's, a subsidiary of The McGraw-Hill Companies (NYSE: MHP), is the world's foremost provider of independent credit ratings, indices, risk evaluation, investment research and data. With offices 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 150 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.

SOURCE Standard & Poor's

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