Deming Xiao

Companies

• Monolithic Power SystemsVP, Operations May 11, 2006 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Monolithic Power Systems MPWR210,295 shares²$264.1M at $1,255.66May 8, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• May 6, 2026Sold 907 shares at $1,661.38 of Monolithic Power Systems²
• May 6, 2026Sold 11,597 shares at $1,657.93 of Monolithic Power Systems²
• May 6, 2026Sold 14,167 shares at $1,652.80 of Monolithic Power Systems²
• May 6, 2026Sold 3,329 shares at $1,648.38 of Monolithic Power Systems²
• Feb 6, 2026Sold 22,875 shares at $1,171.16 of Monolithic Power Systems³
• Feb 3, 2026Granted 57,170 shares of Monolithic Power Systems⁴
• Oct 30, 2025Shares withheld for tax 54,543 shares at $1,096.63 of Monolithic Power Systems⁵
• Oct 25, 2025Granted 135,520 shares of Monolithic Power Systems⁶
• Aug 11, 2025Gift 945 shares of Monolithic Power Systems⁷
• Aug 11, 2025Gift 945 shares of Monolithic Power Systems⁷
• Aug 1, 2025Sold 39,999 shares at $780.00 of Monolithic Power Systems⁸
• Feb 10, 2025Sold 662 shares at $717.10 of Monolithic Power Systems⁹
• Nov 8, 2024Sold 866 shares at $765.14 of Monolithic Power Systems¹⁰
• Aug 27, 2024Sold 9,259 shares at $950.00 of Monolithic Power Systems¹¹
• Aug 22, 2024Sold 10,000 shares at $950.00 of Monolithic Power Systems¹²
• Aug 22, 2024Gift 8,968 shares of Monolithic Power Systems¹²
• Aug 22, 2024Gift 8,968 shares of Monolithic Power Systems¹²
• Aug 19, 2024Gift 30,291 shares of Monolithic Power Systems¹³
• Aug 19, 2024Gift 30,291 shares of Monolithic Power Systems¹³
• Aug 8, 2024Sold 859 shares at $778.39 of Monolithic Power Systems¹⁴
• Jul 22, 2024Sold 3,205 shares at $831.58 of Monolithic Power Systems¹⁵
• May 22, 2024Sold 1,300 shares at $769.40 of Monolithic Power Systems¹⁶
• May 10, 2024Gift 29 shares of Monolithic Power Systems¹⁷
• May 8, 2024Sold 869 shares at $690.02 of Monolithic Power Systems¹⁸
• Feb 8, 2024Sold 859 shares at $680.00 of Monolithic Power Systems¹⁹