Bristol-Myers To Acquire Medarex For $2.1 Billion By: MarketMinute.com Stock News July 23, 2009 at 13:50 PM EDT Medarex Inc. (Nasdaq: MEDX) will be acquired by Bristol-Myers Squibb Co. (NYSE: BMY) in an all cash $2.1 billion deal. Shares of Medarex leaped $7.46 to $15.86 while Bristol-Myers stock edged up 61 cents to $20.90. Related Stocks: Bristol-Myers Squibb