 Nlight NASDAQ:LASR and Spi Energy NASDAQ:SPI are both small-cap computer and technology companies, but which is the superior business? We will compare the two businesses based on the strength of their institutional ownership, earnings, dividends, profitability, valuation, risk and analyst recommendations. Institutional and Insider Ownership 78.7 of Nlight shares are held by institutional investors. 5.8 ... 