Form4.ai tracks every SEC insider trade in real time. See every DGX insider filing with a free account — no card.
See every DGX insider filing — free account, no card.
Free accountQUEST DIAGNOSTICS INC (DGX) has 12 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 2 sales totalling $2.7M. Most recent filing: Oct. 28, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Oct 28, 2026 SEC filing | PFEIFFER GARY M Director | Sold | $292,329 | — |
| Oct 23, 2026 SEC filing | SAMAD SAM Executive Vice President & CFO | Grant / award | $21,235 | — |
| Oct 23, 2026 SEC filing | CARTER ROBERT B Director | Other | $2,359 | — |
Create a free account to see all 12 DGX filings from the last 90 days. No card needed.
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.