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No Dark Horse, no White Knight

Astellas Acquires OSI for $4B; Sweetened Bid Melts Hostility

By Trista Morrison


Tuesday, May 18, 2010
After an unsuccessful $3.5 billion hostile takeover attempt, Astellas Pharma Inc. raised its acquisition offer for OSI Pharmaceuticals Inc. to $4 billion, and OSI agreed to a friendly buyout. (BioWorld Today)

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