Poshmark Inc. /zigman2/quotes/223776918/composite POSH -2.16% stock began trading on Thursday and quickly shot up 145%. The first trade was for $97.50 at 11:42 a.m. ET. Poshmark priced its IPO at $42 per share , ahead of the previous $35-to-$39 range. The digital fashion platform is going public at a time when shoppers are heading increasingly online rather than to stores during the COVID-19 pandemic. The Renaissance IPO ETF /zigman2/quotes/207665280/composite IPO -0.46% has rallied 112.4% over the last year while the benchmark S&P 500 index /zigman2/quotes/210599714/realtime SPX +1.14% is up 16.2% for the period.