Shire makes Adderall and New River has the attention-deficit-disorder drug Vyvanse
New River Pharmaceuticals to be Acquired by Shire plc for $64 per Share Tuesday February 20, 6:00 am ET
RADFORD, Va., Feb. 20 /PRNewswire-FirstCall/ -- New River Pharmaceuticals Inc. (Nasdaq: NRPH - News) announced today that it has signed a definitive agreement with Shire plc (LSE: SHP, Nasdaq: SHPGY, TSX: SHQ) under which Shire has agreed to acquire New River. Shire will pay $64.00 in cash for each share of NRPH common stock, or approximately $2.6 billion for the fully diluted equity interest of New River. The per share acquisition price represents a 14.4 % premium to New River's most recent four-week average closing price per share of $55.92.