Transaction specifics
Saria Tseng, who serves as Executive Vice President and General Counsel at Monolithic Power Systems Inc. (NASDAQ: MPWR), completed a sale of 8,196 shares of the company's common stock on April 6, 2026. The total consideration for the disposition was approximately $8.9 million, with trade prices ranging from $1,139.96 to $1,179.50 per share.
Trading plan and holdings
The reported disposals were carried out pursuant to a pre-arranged 10b5-1 trading plan that Tseng adopted on November 28, 2025. Following these transactions, Tseng's direct ownership in Monolithic Power Systems stands at 165,946 shares. In addition, she holds an indirect stake of 1,000 shares through the C&T Discovery Foundation.
Share price performance and valuation
Monolithic Power Systems' share price has since moved higher to $1,313.59, which represents a 164% return over the trailing 12 months. At the reported price, the stock is trading at a price-to-earnings ratio of 101.52.
Quarterly results and market reaction
The company announced fourth-quarter 2025 results that surpassed analyst expectations. Monolithic Power Systems posted earnings per share of $4.79, ahead of the $4.73 consensus estimate, and reported quarterly revenue of $751.2 million, outpacing the $740.23 million forecast. In the wake of these results and the guidance provided, several research firms adjusted their price targets and ratings.
Analyst updates
KeyBanc lifted its price target to $1,500 from $1,300, citing the strong fourth-quarter performance and first-quarter guidance. TD Cowen raised its target to $1,350 from $1,250, characterizing the quarter as a "solid beat and raise" and expressing a favorable outlook for Enterprise Data growth. Needham increased its price target to $1,300 from $1,250, noting the company's solid showing and an improved outlook, particularly in the Enterprise Data segment. Truist Securities reiterated its Buy rating and maintained a price target of $1,396.
Market context and implications
The combination of an insider sale executed under a pre-established plan and a suite of analyst target increases following better-than-expected results frames the current narrative around Monolithic Power Systems. The company's strong quarterly metrics and subsequent upward revisions by multiple firms point to positive analyst sentiment, while the stock's elevated P/E ratio signals a high valuation environment.
Note: The article presents transaction details, ownership figures, quarterly financials, valuation metrics and analyst reactions as reported.