Why Pfizer Popped While the Market Flopped Today

Thursday was generally a lousy day to be a stock investor...unless you're a shareholder of Pfizer (NYSE: PFE), that is. The mighty U.S. pharmaceutical company was a winner, with its shares rising almost 3% in contrast to the S&P 500 index's nearly 1% decline. Pfizer and BioNTech, the German biotech that co-developed Comirnaty, announced that the U.S. government is ordering new doses of the vaccine.