On December 21, 2009, Sanofi-Aventis, a French pharmaceutical company, announced a tender offer for Chattem, a Tennessee-based distributor of over-the-counter pharmaceutical products, at the price of $93.50 per share. Shares of Chattem closed 32.60% higher than the prior trading day’s close of $69.98 and volume increased more than 3,000% to 10.3 million shares. This may … Read more »