 Shares of Sigma Labs Inc. NASDAQ: SGLB, a software developer for the commercial 3D metal printing industry, skyrocketed more than 128 on Monday. What Happened: The surge followed the companys announcement of securing a contract to provide an initial system of its PrintRite3D in-process quality assurance solution to defense giant Lockheed Martin Corp.s NYSE: LMT Space Additive Design Manufacturing Center based in Sunnyvale, California. 