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StocksMediumUpdated•Originally published 31 July 2026•Updated 31 July 2026•
1 min read

Monolithic Power Systems Surges 11% on Strong Q3 Guidance and Record Revenue

Key Facts

1Monolithic Power Systems reported record Q2 revenue of $981 million, up 48% year-over-year.
2Merit Medical exceeded Q2 profit and sales estimates and raised its full-year outlook.
3MPWR increased its stock repurchase authorization to $1 billion.

Reflecting strong optimism in the semiconductor sector, Monolithic Power Systems shares surged 11.3% in pre-market trading following robust quarterly results. The company reported record Q2 revenue of $981 million, a 48% year-over-year increase, and expanded its share buyback program to $1 billion. According to reports, management provided Q3 sales guidance that exceeded analyst expectations, triggering a wave of upward revisions for the stock's future performance.

Per market data, MPWR's momentum coincides with a broader trend of outperformance in the tech and medical device sectors. Merit Medical also beat profit estimates and raised its full-year outlook, while peer instruments showed steady levels with SYK closing at $348.04 and LPLA at $342.4 (close July 2026). This performance highlights a positive divergence for large-cap growth firms amidst seasonal softness in other market segments.

Monitoring price levels, MPWR closed at $1,316.18 prior to the pre-market surge, while MKL stood at $1,886.16 (close July 30, 2026). Investors should watch for the sustainability of these gains alongside upcoming economic catalysts, as mixed Purchasing Managers' Index (PMI) data from the US and Germany could influence broader market sentiment in the near term.