Shares of GoPro (NASDAQ: GPRO) were moving so fast and so high last week that even one of its high-end action cameras may have only caught it as a blur. GoPro stock soared 21.6% last week, soaring after posting blowout quarterly results. A couple of analysts would go on to upgrade the shares following the strong report that featured better-than-expected results and a more robust outlook for the current quarter than they were targeting.