CME Group to Raise Margins for Stock Market Indices Effective August 5, Sparking 'Black Monday' Concerns

The CME Group has announced that it will raise margins for stock market indices effective August 5, 2024. This follows a previous margin increase on many stock market indices announced on July 18, 2024. The decision has sparked concerns among market participants, with some predicting a significant market downturn, referred to as 'Black Monday'. The anticipation of margin calls has further fueled speculation about potential market volatility. Key indices affected include $SPX, $QQQ, and $VIX.