On June 21, 2024, the stock market experienced volatility due to a combination of factors, including mixed economic data, shifting financial conditions, and a high-stakes U.S. presidential contest. Additionally, it was a triple witching day, with stock options, stock index futures, and stock index options all expiring on the same day, leading to higher volatility.
On June 21, 2024, the Nasdaq Composite was up 0.2% in afternoon trading, leading among the Dow and the S&P 500. This occurred on a triple witching day, which saw stock options, stock index futures, and stock index options expiring simultaneously, leading to added volatility.
S&P Global released significant economic data on June 21, 2024, showing that U.S. business activity grew at its fastest pace in 26 months. The S&P Global U.S. Composite Purchasing Managers Index reached a 26-month high in June, indicating rapid growth in business activity in the U.S.