James J. Lerner

Companies

• Quantum CorporationBoard member Jul 6, 2018 to now¹
• Quantum CorporationChief executive officer Jul 6, 2018 to Oct 3, 2025¹
• Quantum CorporationPresident Jul 6, 2018 to Oct 3, 2025¹
• Quantum CorporationChair Jul 2, 2020 to May 19, 2021²
• Quantum CorporationOfficer Oct 4, 2019 to Oct 4, 2019³
• Seagate TechnologyPresident Mar 13, 2014 to Mar 13, 2015⁴

Holdings

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

Shares held

• Quantum Corporation QMCO110,848 shares⁵$2.4M at $21.61Apr 21, 2025

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

Recent filings

• Apr 21, 2025Sold 2,784 shares at $9.65 of Quantum Corporation⁵
• Apr 21, 2025Granted 5,828 shares of Quantum Corporation⁵
• Jan 16, 2025Sold 2,511 shares at $35.68 of Quantum Corporation⁶
• Nov 8, 2024Sold 6,505 shares at $4.43 of Quantum Corporation⁷
• Nov 8, 2024Sold 3,681 shares at $4.43 of Quantum Corporation⁸
• Oct 1, 2024Granted 18,750 shares of Quantum Corporation⁹
• Jan 1, 2024Granted 200,000 shares of Quantum Corporation¹⁰
• Oct 10, 2023Sold 36,045 shares at $0.60 of Quantum Corporation¹¹
• Jul 10, 2023Sold 158,893 shares at $1.07 of Quantum Corporation¹²
• Oct 11, 2022Sold 32,888 shares at $1.15 of Quantum Corporation¹³
• Sep 9, 2022Sold 36,251 shares at $1.57 of Quantum Corporation¹⁴
• Jul 15, 2022Sold 62,152 shares at $1.41 of Quantum Corporation¹⁵
• Jul 1, 2022Granted 350,000 shares of Quantum Corporation¹⁶
• Apr 22, 2022Exercised 4,445 shares at $2.25 of Quantum Corporation¹⁷
• Jan 7, 2022Sold 39,670 shares at $5.37 of Quantum Corporation¹⁸
• Oct 1, 2021Granted 200,000 shares of Quantum Corporation¹⁹