Russell Christine

Companies

• AXT INCBoard member Dec 30, 2019 to now¹
• QUICKLOGIC CorpBoard member May 2, 2006 to now²
• eGainBoard member Feb 28, 2017 to Dec 31, 2024³
• MariaDB plcBoard member Dec 19, 2022 to Jun 30, 2023⁴
• PDF SolutionsChief financial officer Aug 16, 2018 to Feb 3, 2020⁵

Holdings

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

Shares held

• AXAXT INC AXTI133,370 shares⁶$7.6M at $57.05May 15, 2025
• QQUICKLOGIC Corp QUIK11,128 shares⁷$104.9K at $9.43Jul 18, 2025
• EeGain EGAN2,500 shares⁸$14.0K at $5.61Nov 10, 2023
• MMariaDB plc230,633 shares⁹Jun 29, 2023

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

Recent filings

• Jul 18, 2025Exercised options 3,240 shares of QUICKLOGIC Corp⁷
• May 15, 2025Granted 55,172 shares of AXT INC⁶
• Aug 24, 2024Exercised options 4,171 shares of QUICKLOGIC Corp¹⁰
• May 16, 2024Granted 23,323 shares of AXT INC¹¹
• Mar 5, 2024Sold 4,444 shares at $16.74 of QUICKLOGIC Corp¹²
• Nov 10, 2023Granted 2,500 shares of eGain⁸
• Aug 25, 2023Exercised options 4,444 shares of QUICKLOGIC Corp¹³
• Jun 29, 2023Granted 182,291 shares of MariaDB plc⁹
• May 18, 2023Granted 23,323 shares of AXT INC¹⁴
• May 11, 2023Granted 48,342 shares of MariaDB plc¹⁵
• Aug 4, 2022Sold 7,500 shares at $9.40 of AXT INC¹⁶
• Jul 15, 2022Exercised options 3,716 shares of QUICKLOGIC Corp¹⁷
• Jun 8, 2022Sold 142 shares at $7.72 of QUICKLOGIC Corp¹⁸
• Jun 8, 2022Sold 4,400 shares at $7.69 of QUICKLOGIC Corp¹⁸
• May 19, 2022Granted 15,238 shares of AXT INC¹⁹
• Feb 8, 2022Sold 20,000 shares at $12.21 of eGain²⁰
• Feb 8, 2022Exercised options 20,000 shares at $1.80 of eGain²⁰