On July 28, Direxion Daily MU Bull 2X Shares declined 8.02% overnight, trading at $27.59/share, with turnover of $13.93 million.

On the news front, legendary investor Michael Burry, known as the Big Short, disclosed his latest portfolio moves, further expanding short positions on Micron Technology at $933.86/share, NVIDIA at $210.28/share, and the Philadelphia Semiconductor ETF at $535.83/share. Burry stated that NVIDIA's current and future demand is not driven by real end customers but rather through undisclosed off-balance-sheet financing arrangements that create circular demand, citing the 2026 Bank for International Settlements annual report as evidence.

Meanwhile, the storage sector experienced broad selling pressure, with SanDisk down over 11%, SK Hynix down 7.47%, and Micron Technology closing down 2.25% with $41.9 billion in turnover. Morgan Stanley also warned that AI-driven memory industry euphoria is approaching an inflection point, with contract prices expected to peak in Q4. As a 2X leveraged ETF, the product's structural characteristics further amplified the underlying asset's decline.

(The above content is based on publicly available market information, generated by a program or algorithm, and is intended solely as a stock movement alert. It does not constitute investment advice or a basis for trading decisions.)