After-Hours Stock Movers:
AMC Entertainment (NYSE:AMC) rose 17%, extending gains after surging 78% during the regular session amid a rally in so-called meme stocks.
GameStop (NYSE:GME) rose 5% after climbing 74% intraday after a tweet by influencer "Roaring Kitty" signaled the meme stock rally is back.
Novavax (NASDAQ:NVAX) rose 2% after climbing 48% earlier today amid a mixture of excitement about its recent pact with Sanofi (NASDAQ:SNY) and short covering.
StoneCo (STNE) fell 6% after reporting EPS and revenue that trailed estimates in the first quarter.
Fulcrum Therapeutics Inc. (NASDAQ:FULC) rose 6% after analysts at Goldman upgraded coverage on the stock to 'buy' from 'neutral'.
Merchants Bancorp (MBIN) fell 2% after it launched an underwritten public offering of 2,400,000 shares of its common stock.
Jamf (NASDAQ:JAMF) Holding Corp. (JAMF) fell 2% after the commencement of an underwritten public offering of its common stock by investment funds affiliated with Vista Equity Partners. The selling stockholders are offering 8,956,522 shares.