Traders Get Bullish on Shares of Rigel Pharmaceuticals, Shares Up 6.7% (RIGL)

Rigel Pharmaceuticals (NASDAQ:RIGL) is one of today's best performing low-priced stocks, up 6.7% to $2.88 on 1.1x average daily volume. Thus far today, Rigel Pharmaceuticals has traded 611,000 shares,...