Mark A. Gardner

Companies

• GeneDx Holdings Corp.President Jun 16, 2026 to now¹
• Quest DiagnosticsSVP of Molecular Gen & Oncol Nov 22, 2022 to Sep 26, 2024²

Holdings

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

Shares held

• QDQuest Diagnostics DGX4,673 shares³$1.1M at $234.83Sep 24, 2024

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

Recent filings

• Sep 24, 2024Shares withheld for tax 120 shares at $155.70 of Quest Diagnostics³
• Feb 28, 2024Shares withheld for tax 262 shares at $126.36 of Quest Diagnostics⁴
• Feb 14, 2024Granted 2,250 shares of Quest Diagnostics⁵
• Sep 25, 2023Shares withheld for tax 116 shares at $126.22 of Quest Diagnostics⁶
• Feb 23, 2023Granted 1,919 shares of Quest Diagnostics⁷