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Pharmaceutical company Biogen (NASDAQ:BIIB) delivered a major win yesterday, launching upward 38.3% with about 17 times normal trading volume taking place.

Chico's FAS (NYSE:CHI), a women's apparel and accessories retailer, surged 6.6% in premarket trading after turning in a solid earnings report and addressing critique from an activist investor.

Peloton (NASDAQ:PTON) posted a 1.2% gain in premarket trading on the strength of new analysis from Loop Capital. Not only have those gains held into this morning's trading

Papa John's (NASDAQ:PZZA) faced significant challenges going into the last quarter, including easing lockdown restrictions and reopening dining rooms opening up competitive options for consumers..

We've heard from Sorrento Therapeutics (NASDAQ:SRNE) before, and usually, things are looking good for the biotechnology industry firm. While it's never been a big player—share prices haven't broken the $15 price point in the last five years

One of the biggest gainers in yesterday came from Houghton Mifflin Harcourt (NASDAQ:HMHC), a stock many will likely at least vaguely remember from their high school days as being one of the biggest textbook publishers around.

Looking to TripAdvisor for gains, especially under current market circumstances, may seem like a bad idea waiting to happen, but a recent 11.1% run-up in the price suggests that that's exactly what's happening from some corners of the market.