Michael Hsing - Net Worth and Insider Trading
Michael Hsing Net Worth
The estimated net worth of Michael Hsing is at least $1.3 Billion dollars as of 2026-08-27. Michael Hsing is the CEO of Monolithic Power Systems Inc and owns about 994,128 shares of Monolithic Power Systems Inc (MPWR) stock worth over $1.3 Billion. Details can be seen in Michael Hsing's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Michael Hsing has not made any transactions after 2026-05-18 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Michael Hsing
Michael Hsing Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Michael Hsing owns 1 companies in total, including Monolithic Power Systems Inc (MPWR) .
Click here to see the complete history of Michael Hsing’s form 4 insider trades.
Insider Ownership Summary of Michael Hsing
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| MPWR | Monolithic Power Systems Inc | 2026-05-18 | director & 10 percent owner & President and CEO |
Michael Hsing Latest Holdings Summary
Michael Hsing currently owns a total of 1 stock. Michael Hsing owns 994,128 shares of Monolithic Power Systems Inc (MPWR) as of May 18, 2026, with a value of $1.3 Billion.
Latest Holdings of Michael Hsing
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| MPWR | Monolithic Power Systems Inc | 2026-05-18 | 994,128 | 1,303.88 | 1,296,223,617 |
Holding Weightings of Michael Hsing
Michael Hsing Form 4 Trading Tracker
According to the SEC Form 4 filings, Michael Hsing has made a total of 54 transactions in Monolithic Power Systems Inc (MPWR) over the past 5 years, including 0 buys and 54 sells. The most-recent trade in Monolithic Power Systems Inc is the sale of 40,000 shares on May 18, 2026, which brought Michael Hsing around $59 Million.
Insider Trading History of Michael Hsing
* The information on this page (including Insider Trading Shares, Share Changes, Cost, etc.) is sourced exclusively from Form 4 filings and does not incorporate any data from 13F or 13D/G filings. As a result, it may differ from the values shown on the Guru page.
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Michael Hsing Trading Performance
Michael Hsing Ownership Network
Ownership Network List of Michael Hsing
Ownership Network Relation of Michael Hsing

Michael Hsing Owned Company Details
What does Monolithic Power Systems Inc do?
Who are the key executives at Monolithic Power Systems Inc?
Michael Hsing is the director & 10 percent owner & President and CEO of Monolithic Power Systems Inc. Other key executives at Monolithic Power Systems Inc include Interim CFO Dean Robert W Ii , director & 10 percent owner Chang Kuo Wei Herbert , and Sr. V.P.of Sales and Marketing Maurice Sciammas .
Monolithic Power Systems Inc (MPWR) Insider Trades Summary
Over the past 18 months, Michael Hsing made 8 insider transaction in Monolithic Power Systems Inc (MPWR) with a net sale of 292,154. Other recent insider transactions involving Monolithic Power Systems Inc (MPWR) include a net sale of 101,811 shares made by Maurice Sciammas , a net sale of 151,763 shares made by Saria Tseng , and a net sale of 48,725 shares made by Theodore Blegen .
In summary, during the past 3 months, insiders sold 15,333 shares of Monolithic Power Systems Inc (MPWR) in total and bought 0 shares, with a net sale of 15,333 shares. During the past 18 months, 710,574 shares of Monolithic Power Systems Inc (MPWR) were sold and 0 shares were bought by its insiders, resulting in a net sale of 710,574 shares.
Monolithic Power Systems Inc (MPWR)'s detailed insider trading history can be found in Insider Trading Tracker table.
Monolithic Power Systems Inc Insider Transactions
Michael Hsing Mailing Address
Above is the net worth, insider trading, and ownership report for Michael Hsing. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Michael Hsing's mailing address is: San Jose Ca 95119.