The Direxion Daily MU Bull 2X Shares (MUU), a leveraged ETF tracking Micron Technology, surged 11.25% during intraday trading on Tuesday. The significant upward movement represents a sharp rebound for the fund, which seeks to deliver twice the daily performance of its underlying stock.

The rally appears driven by multiple factors supporting the memory chip sector. A key catalyst was Micron Technology's announcement of a strategic investment to secure a long-term silicon wafer supply, addressing potential future bottlenecks in AI hardware production. Additionally, fresh analysis from Bank of America suggested that actual capacity expansion by major memory manufacturers may be significantly slower than previously announced plans, alleviating market concerns about medium-term oversupply.

Furthermore, the movement reflects a broad technical rebound across memory stocks following consecutive sharp declines. Commentary from Goldman Sachs indicated that the current semiconductor cycle may not have peaked, with fundamentals for memory chips remaining supportive due to sustained AI-driven demand. As a 2x leveraged ETF, the fund's structure amplified the underlying asset's recovery during the session.