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Insider trade

Quest Diagnostics (DGX)SVP & General Counsel sold ~$3.89M

Michael E Prevoznik, SVP & General Counsel at Quest Diagnostics, sold ~$3.89M of Quest Diagnostics shares.

~$3.89M
Approx. value · 16K sh @ $242.88
44K
Holds after · shares reported
Traded
Aug 28, 2026
Filed
Aug 31, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Mar 10, 2025CongressDisclosed sale of DGX — reported range $15,001 - $50,000
  2. Oct 28, 2025Federal contract · $2.7M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $2.75M obligated to date
  3. Oct 30, 2025Congress · 1 personMembers of Congress: 1 purchase, 1 sale
  4. Mar 24, 2026Federal contract · $6.6M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $6.57M obligated to date
  5. Mar 27, 2026CongressDisclosed purchase of DGX — reported range $1,001 - $15,000
  6. Mar 30, 2026CongressDisclosed purchase of DGX — reported range $1,001 - $15,000
  7. Jul 23, 2026Company filing · Form 8-K · ResultsReported its results
  8. Jul 28, 2026InsiderOfficer sold ~$376K of DGX shares in the open market
  9. Aug 14, 20265% stakeT. Rowe Price Associates, Inc. reported a passive stake (13G) of 4.9%
  10. Aug 28, 2026 · this disclosureInsiderOfficer sold ~$3.89M of DGX shares in the open market

What came next

  1. Aug 28, 2026Insider · 1 personInsiders: 2 sales (~$1.6M)
  2. Sep 1, 2026InsiderCEO sold ~$2.43M of DGX shares in the open market
  3. Sep 29, 2026Federal contract · $3.5M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $3.5M obligated to date
  4. Oct 1, 2026Federal contract · $2.7M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $2.7M obligated to date
  5. Oct 1, 2026Federal contract · $2.7M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $2.7M obligated to date
  6. Oct 1, 2026Federal contract · $3.1M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $3.11M obligated to date
  7. Oct 1, 2026Federal contract · $7.2M obligatedDepartment of Veterans Affairs awarded Quest Diagnostics: $7.16M obligated to date
  8. Oct 6, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On October 6, 2026, Quest Diagnostics Incorporated (the “Company”) announced that Catherine T. Doherty will retire in July 2027.”
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Quest Diagnostics

For Quest Diagnostics, OQRO holds 5 insider filings (SEC Form 4 or Form 144), 5 Congress trade reports, 12 fund holdings reports (13F) and 7 federal contract awards dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its DGX page.

Other recent filings by Michael E Prevoznik, SVP & General Counsel

The full history of Michael E Prevoznik, SVP & General Counsel is on the profile page.

How this filing works

Other disclosures at Quest Diagnostics

Everything OQRO holds on this company is on its DGX page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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