George Kurtz, co-founder and CEO of CrowdStrike, speaks at the Wall Street Journal D.Live global technology conference in Laguna Beach, California, on Oct. 17, 2017.Patrick T. Fallon | Bloomberg | Getty ImagesCrowdStrike shares surged as much as 17% in after-hours trading Tuesday, after the cybersecurity company reported a beat on the top and bottom lines, and issued stronger than expected guidance for the upcoming quarter and full year.Here's how the company did, compared to LSEG, formerly Refi...