By 
After-Hours Stock Movers:
GameStop (NYSE:GME) edge lower by 1.3% after the videogame retailer reported second quarter results, with revenue that missed estimates.
Dave & Buster’s Entertainment (PLAY) rose 8% after it published second quarter EPS that was better than expected, despite a 6.3% declined in comparable sales.
Viridian Therapeutics (VRDN) fell 3%, paring a 32% intraday gain, after it announced it has commenced an underwritten public offering of $150 million of shares of its common stock and Series B non-voting convertible preferred stock. Earlier it reported positive topline data from the THRIVE phase 3 clinical trial of VRDN-001.
Orion Marine Group (ORN) fell 11% after it announced it intends to offer and sell shares of its common stock in an underwritten public offering.
