Pfizer Plunges Intra-Day (PFE)

Shares of Pfizer Inc. PFE, the blue-chip pharmaceutical company, have plunged intra-day on thursday. Currently the stock is trading down 4%. There does not appear to be any news out that would account for the swift price drop in the stock. This is a huge move for Pfizer, and it looks like dip buyers have been coming in over the last few minutes. The shares are currently trading at $19.66.