Reddit Inc. stocks jumped up to 67% over their preliminary public providing value after the social media corporate and its shareholders raised $748 million priced on the best of a advertised vary, sending a robust sign that the window for US IPOs is reopening.The San Francisco-based corporate’s stocks traded on Thursday at $51.86 every as of one:39 p.m. New York time, 53% above their $34 consistent with percentage IPO value. The corporate had advertised 22 million stocks for $31 to $34 every.