- The Biden stock market is swamping Trump’s. Trump famously predicted that “the stock market will crash” if Joe Biden became president. Since Biden took office, the S&P 500 stock index has risen a healthy 40%, capped by a five-month rally that kicked off last October and is still underway. https://finance.yahoo.com/news/the-biden-stock-market-is-swamping-trumps-182858118.html 166 comments economy