Charles Liang

Companies

• SupermicroBoard member Mar 28, 2007 to now¹
• SupermicroChief executive officer Mar 28, 2007 to now¹
• SupermicroPresident Mar 28, 2007 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

• Supermicro SMCI65,758,640 shares²$2.1B at $31.57Sep 8, 2026

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

Recent filings

• Sep 4, 2026Sold 100,000 shares at $40.00 of Supermicro²
• Sep 3, 2026Sold 57,435 shares at $37.62 of Supermicro²
• Sep 3, 2026Sold 42,565 shares at $36.60 of Supermicro²
• Aug 17, 2026Shares withheld for tax 1,970 shares at $38.28 of Supermicro³
• Aug 17, 2026Exercised options 3,650 shares of Supermicro³
• Aug 10, 2026Shares withheld for tax 553 shares at $31.46 of Supermicro⁴
• Aug 10, 2026Exercised options 1,024 shares of Supermicro⁴
• Aug 10, 2026Shares withheld for tax 1,139 shares at $31.46 of Supermicro⁴
• Aug 10, 2026Exercised options 2,110 shares of Supermicro⁴
• Jul 1, 2026Shares withheld for tax 148 shares at $27.65 of Supermicro⁵
• Jul 1, 2026Exercised options 273 shares of Supermicro⁵
• Jul 1, 2026Shares withheld for tax 276 shares at $27.65 of Supermicro⁵
• Jul 1, 2026Exercised options 510 shares of Supermicro⁵
• Jul 1, 2026Shares withheld for tax 448 shares at $27.65 of Supermicro⁵
• Jul 1, 2026Exercised options 830 shares of Supermicro⁵
• May 26, 2026Gift 340,000 shares of Supermicro⁶
• May 10, 2026Shares withheld for tax 2,211 shares at $35.37 of Supermicro⁷
• May 10, 2026Exercised options 4,098 shares of Supermicro⁷
• May 10, 2026Shares withheld for tax 1,144 shares at $35.37 of Supermicro⁷
• May 10, 2026Exercised options 2,120 shares of Supermicro⁷
• Feb 27, 2026Exercised options 20,980 shares at $4.24 of Supermicro⁸
• Feb 17, 2026Shares withheld for tax 2,108 shares at $30.11 of Supermicro⁹
• Feb 17, 2026Exercised options 3,650 shares of Supermicro⁹
• Feb 10, 2026Shares withheld for tax 1,251 shares at $33.33 of Supermicro¹⁰
• Feb 10, 2026Exercised options 2,110 shares of Supermicro¹⁰