Rathbones Group PLC Sells 606 Shares of Monolithic Power Systems, Inc. $MPWR

Posted by Brenda Bartman on Aug 4th, 2026

Rathbones Group PLC lessened its position in Monolithic Power Systems, Inc. (NASDAQ:MPWR – Free Report) by 10.9% in the first quarter, according to its most recent disclosure with the SEC. The firm owned 4,929 shares of the semiconductor company’s stock after selling 606 shares during the period. Rathbones Group PLC’s holdings in Monolithic Power Systems were worth $5,389,000 as of its most recent filing with the SEC.

Several other hedge funds and other institutional investors have also recently modified their holdings of the company. Thurston Springer Miller Herd & Titak Inc. acquired a new position in shares of Monolithic Power Systems during the fourth quarter worth approximately $34,000. IFP Advisors Inc grew its position in Monolithic Power Systems by 171.4% in the 3rd quarter. IFP Advisors Inc now owns 38 shares of the semiconductor company’s stock valued at $35,000 after purchasing an additional 24 shares during the period. Covestor Ltd grew its position in Monolithic Power Systems by 29.0% in the 4th quarter. Covestor Ltd now owns 40 shares of the semiconductor company’s stock valued at $36,000 after purchasing an additional 9 shares during the period. Sunbelt Securities Inc. grew its position in Monolithic Power Systems by 233.3% in the 1st quarter. Sunbelt Securities Inc. now owns 40 shares of the semiconductor company’s stock valued at $44,000 after purchasing an additional 28 shares during the period. Finally, Greenline Wealth Management LLC bought a new stake in Monolithic Power Systems during the 4th quarter valued at $38,000. Institutional investors own 93.46% of the company’s stock.

Wall Street Analyst Weigh In

MPWR has been the topic of several research reports. Wells Fargo & Company upped their price objective on shares of Monolithic Power Systems from $1,700.00 to $1,800.00 and gave the stock an “overweight” rating in a report on Friday. Citigroup reiterated a “buy” rating on shares of Monolithic Power Systems in a report on Friday, May 1st. Needham & Company LLC boosted their target price on shares of Monolithic Power Systems from $1,750.00 to $2,000.00 and gave the stock a “buy” rating in a research report on Friday. TD Cowen upped their target price on shares of Monolithic Power Systems from $1,550.00 to $1,850.00 and gave the stock a “buy” rating in a report on Friday, May 1st. Finally, Weiss Ratings raised shares of Monolithic Power Systems from a “hold (c)” rating to a “hold (c+)” rating in a research report on Friday, June 12th. One analyst has rated the stock with a Strong Buy rating, eleven have given a Buy rating and two have assigned a Hold rating to the company’s stock. According to data from MarketBeat.com, the company presently has a consensus rating of “Moderate Buy” and a consensus price target of $1,705.82.

View Our Latest Report on Monolithic Power Systems

Monolithic Power Systems Trading Down 5.7%

NASDAQ MPWR opened at $1,344.37 on Tuesday. The firm has a market capitalization of $66.05 billion, a P/E ratio of 82.43 and a beta of 1.69. The business has a fifty day simple moving average of $1,435.67 and a 200 day simple moving average of $1,319.26. Monolithic Power Systems, Inc. has a 12 month low of $774.14 and a 12 month high of $1,714.09.

Monolithic Power Systems (NASDAQ:MPWR – Get Free Report) last issued its quarterly earnings data on Thursday, July 30th. The semiconductor company reported $6.50 earnings per share for the quarter, beating the consensus estimate of $5.87 by $0.63. The business had revenue of $980.64 million for the quarter, compared to analysts’ expectations of $903.30 million. Monolithic Power Systems had a return on equity of 22.31% and a net margin of 24.41%.The business’s revenue was up 47.6% on a year-over-year basis. During the same period last year, the business earned $4.21 EPS. As a group, sell-side analysts predict that Monolithic Power Systems, Inc. will post 20.2 EPS for the current fiscal year.

Monolithic Power Systems Announces Dividend

The company also recently declared a quarterly dividend, which was paid on Wednesday, July 15th. Investors of record on Tuesday, June 30th were given a dividend of $2.00 per share. This represents a $8.00 dividend on an annualized basis and a dividend yield of 0.6%. The ex-dividend date of this dividend was Tuesday, June 30th. Monolithic Power Systems’s dividend payout ratio (DPR) is presently 49.05%.

Insider Activity at Monolithic Power Systems

In other Monolithic Power Systems news, EVP Saria Tseng sold 7,565 shares of the stock in a transaction dated Wednesday, May 27th. The shares were sold at an average price of $1,700.00, for a total value of $12,860,500.00. Following the completion of the sale, the executive vice president owned 144,218 shares in the company, valued at approximately $245,170,600. This trade represents a 4.98% decrease in their position. The transaction was disclosed in a filing with the SEC, which is accessible through the SEC website. Also, EVP Maurice Sciammas sold 12,000 shares of the stock in a transaction dated Friday, May 15th. The shares were sold at an average price of $1,561.40, for a total transaction of $18,736,800.00. Following the completion of the sale, the executive vice president owned 166,644 shares of the company’s stock, valued at approximately $260,197,941.60. This trade represents a 6.72% decrease in their position. The disclosure for this sale is available in the SEC filing. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan. Insiders sold 67,946 shares of company stock valued at $110,443,715 over the last three months. Insiders own 3.60% of the company’s stock.

About Monolithic Power Systems

(Free Report)

Monolithic Power Systems (NASDAQ: MPWR) is a fabless semiconductor company that designs and supplies high-performance power management solutions for a broad range of electronic systems. Founded in 1997 and headquartered in Kirkland, Washington, the company focuses on analog and mixed-signal integrated circuits that convert, regulate and monitor electrical power with an emphasis on efficiency, integration and power density.

MPS’s product portfolio includes DC‑DC switching regulators, power modules, power management ICs (PMICs), LED drivers, battery-management ICs, motor drivers, and AC‑DC power solutions.