![]() 1010 Wins | Pfizer May Plunge After Cholesterol Trial Is Halted (Update2) Bloomberg - By Shannon Pettypiece and Michelle Fay Cortez. Dec. 3 (Bloomberg) -- Pfizer Inc.'s shares will likely plunge after the world's biggest drugmaker unexpectedly ended development of its most important new drug ... Pfizer shares at risk following heart-drug failure Pfizer Stops Developing Cholesterol Drug |