Biggest Gap Higher Ever For SPY

In the table below, we highlight the biggest gap openings for the S&P 500 tracking SPY ETF since it began trading back in 1993. As shown, this morning's open of more than 4% will be by far the biggest gap higher in its history. The median change of the ETF from open to close after gapping up more than 2% has been -0.54%, indicating that the market typically sells off slightly throughout the trading day.