Michael E. Prevoznik

Companies

• Quest DiagnosticsGeneral counsel Feb 17, 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

• QDQuest Diagnostics DGX42,337 shares²$9.9M at $234.83Aug 31, 2026

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

Recent filings

• Aug 28, 2026Gift 1,000 shares of Quest Diagnostics²
• Aug 28, 2026Sold 430 shares at $244.51 of Quest Diagnostics²
• Aug 28, 2026Sold 6,237 shares at $243.63 of Quest Diagnostics²
• Aug 28, 2026Sold 16,010 shares at $242.88 of Quest Diagnostics²
• Aug 28, 2026Exercised options 22,677 shares at $112.17 of Quest Diagnostics²
• Mar 5, 2026Sold 3,878 shares at $206.21 of Quest Diagnostics³
• Mar 4, 2026Shares withheld for tax 3,354 shares at $204.86 of Quest Diagnostics³
• Mar 4, 2026Granted 7,232 shares at $204.86 of Quest Diagnostics³
• Mar 3, 2026Sold 526 shares at $207.73 of Quest Diagnostics⁴
• Mar 2, 2026Shares withheld for tax 288 shares at $204.86 of Quest Diagnostics⁴
• Feb 19, 2026Sold 1,111 shares at $204.83 of Quest Diagnostics⁵
• Feb 18, 2026Shares withheld for tax 347 shares at $206.99 of Quest Diagnostics⁵
• Feb 18, 2026Shares withheld for tax 301 shares at $210.01 of Quest Diagnostics⁵
• Feb 18, 2026Granted 2,013 shares of Quest Diagnostics⁵
• Sep 26, 2025Sold 144 shares at $188.66 of Quest Diagnostics⁶
• Sep 26, 2025Sold 83 shares at $187.22 of Quest Diagnostics⁶
• Sep 26, 2025Exercised options 227 shares at $103.57 of Quest Diagnostics⁶
• Sep 24, 2025Sold 175 shares at $187.02 of Quest Diagnostics⁷
• Sep 24, 2025Exercised options 175 shares at $103.57 of Quest Diagnostics⁷
• Sep 23, 2025Sold 28,288 shares at $187.12 of Quest Diagnostics⁷
• Sep 23, 2025Exercised options 28,288 shares at $103.57 of Quest Diagnostics⁷
• Mar 17, 2025Sold 4,643 shares at $170.00 of Quest Diagnostics⁸
• Mar 4, 2025Shares withheld for tax 3,906 shares at $173.74 of Quest Diagnostics⁹
• Mar 4, 2025Granted 8,549 shares at $173.74 of Quest Diagnostics⁹
• Mar 4, 2025Sold 592 shares at $175.79 of Quest Diagnostics⁹