Monolithic Power Systems interim CFO sells $8,481 in shares

Robert W. Dean II, interim CFO of Monolithic Power Systems, sold 6 shares of the company's common stock on August 17, 2026. The sale, totaling $8,481, occurred to cover tax withholding obligations related to the vesting of restricted stock units. The transaction took place at a price of $1,413.64 per share. As a result of this sale, Mr. Dean II now directly holds 7,126 shares of Monolithic Power Systems common stock, in addition to indirectly holding 65 shares through a parent and daughter company.

Meanwhile, Monolithic Power Systems (MPWR) stock has shown impressive growth, increasing by 58% over the past year and 44% year-to-date. The company's current P/E ratio stands at 79.5 times earnings, suggesting that it may be overvalued according to InvestingPro analysis. Despite this, MPWR has reported stronger-than-expected second-quarter 2026 results, surpassing analysts' expectations.

The company's adjusted earnings reached $6.50 per share on revenue of $980.6 million, marking a 22% increase from the first quarter and a 48% rise from the previous year. Monolithic Power Systems has also raised its full-year outlook for enterprise data growth, recognizing broad-based demand across its portfolio. Following these results, several financial institutions have adjusted their price targets for the company, with Truist Securities raising its target to $1,889 and maintaining a Buy rating, while KeyBanc raised its target to $2,100.

Needham has also set a new price target of $2,000, citing a 45% quarter-over-quarter growth in Enterprise Data revenue. These developments highlight Monolithic Power Systems' strong performance and positive future projections.