Large Polymarket, Wall Street bets on Trump’s war news under scrutiny

From cryptocurrency-based online platforms to oil futures and the United States S&P 500 stock benchmark, traders have made bets worth hundreds of millions of dollars since the start of the US-Israeli war on Iran with suspiciously well-timed trades that suggest knowledge of key White House decision-making.

One of the most well-documented examples has been Polymarket, a platform that lets user...