Netflix used to burn through cash. Now it's minting money.iStock; Rebecca Zisser/BINetflix's stock soared over 11% to close at a record high of $763.89 on Friday. The surge comes after the streaming giant reported another strong quarter and issued positive guidance.Quarterly revenue was slightly above estimates while its ad-supported tier saw strong subscriber growth.Investors poured into Netflix shares on Friday, sending the stock to record highs after the streaming giant's solid third-quarter earnings report.