Monolithic Power Surges 8.54% on $760M Volume Ranks 146th in Market Activity Amid Strategic Expansion for High-Voltage Demand

Monolithic Power (MPWR) surged 8.54% on October 13, 2025, with a trading volume of $760 million, ranking 146th in market activity. The semiconductor firm’s performance followed a strategic review of its product roadmap, highlighting expanded production capacity for high-voltage power solutions. Analysts noted the move aligns with growing demand in industrial and automotive sectors, though supply chain constraints remain a near-term concern.

Recent operational updates emphasized cost optimization measures, including a 10% reduction in non-essential R&D expenditures. Management also confirmed a partnership with a leading European manufacturer to co-develop next-generation GaN-based components. While these developments bolster long-term growth prospects, short-term volatility may persist due to macroeconomic uncertainty and sector-wide inventory adjustments.

Back-test results for a one-day holding strategy with an 8% stop-loss show a total return of 703% since January 2022. The strategy achieved an annualized return of 68.5% and a Sharpe ratio of 1.34, despite a maximum drawdown of 56.9%. Positions are liquidated daily to mitigate overnight risks, with parameters adjustable for risk tolerance or market conditions.