About this data
What it is
When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
Who files it
The insider, usually through the company, within two business days of the trade.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.

All of this comes from public filings.

Open-market trades per day, last 30 days

05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0
05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0

Purchases Sales

By trade date. Insiders have two business days to file, so the most recent days fill in later.

Latest open-market insider trades

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Showing: ticker DGX

Latest open-market insider trades
TradedInsiderCompanyTypeSharesPriceValueFiling
Nov 9, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale650$257.34$167.3K SaleForm 4 ↗
Nov 9, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale6,793$257.34$1.7M SaleForm 4 ↗
Nov 9, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale4,274$257.34$1.1M SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale2,907$251.24$730.4K SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale2,877$250.49$720.7K SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale3,004$249.40$749.2K SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale2,358$248.38$585.7K SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale1,151$246.98$284.3K SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale5,990$246.26$1.5M SaleForm 4 ↗
Nov 3, 2026Catherine T. Doherty
Executive Vice President
DGX
Quest Diagnostics Incorporated
Sale3,818$245.45$937.1K SaleForm 4 ↗
Oct 26, 2026Gary M. Pfeiffer
Director
DGX
Quest Diagnostics Incorporated
Sale1,203$243.00$292.3K SaleForm 4 ↗
Sep 1, 2026J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale10,000$242.72$2.4M SaleForm 4 ↗
Aug 28, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale430$244.51$105.1K SaleForm 4 ↗
Aug 28, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale6,237$243.63$1.5M SaleForm 4 ↗
Aug 28, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale16,010$242.88$3.9M SaleForm 4 ↗
Jul 28, 2026Mark E. Delaney
SVP & Chief Commercial Officer
DGX
Quest Diagnostics Incorporated
Sale1,600$235.18$376.3K SaleForm 4 ↗
Jun 4, 2026Karthik Kuppusamy
SVP, Clinical Solutions
DGX
Quest Diagnostics Incorporated
Sale8,147$200.00$1.6M SaleForm 4 ↗
Jun 1, 2026J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale10,000$194.14$1.9M SaleForm 4 ↗
Mar 5, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale5,558$206.21$1.1M SaleForm 4 ↗
Mar 5, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale3,878$206.21$799.7K SaleForm 4 ↗
Mar 5, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale2,855$206.21$588.7K SaleForm 4 ↗
Mar 4, 2026Karthik Kuppusamy
SVP, Clinical Solutions
DGX
Quest Diagnostics Incorporated
Sale2,628$204.86$538.4K SaleForm 4 ↗
Mar 3, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale632$207.73$131.3K SaleForm 4 ↗
Mar 3, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale526$207.73$109.3K SaleForm 4 ↗
Mar 3, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale410$207.73$85.2K SaleForm 4 ↗
Mar 2, 2026J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale10,000$212.52$2.1M SaleForm 4 ↗
Feb 19, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale1,433$204.83$293.5K SaleForm 4 ↗
Feb 19, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale958$204.83$196.2K SaleForm 4 ↗
Feb 19, 2026Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale1,111$204.83$227.6K SaleForm 4 ↗
Feb 13, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale351$209.10$73.4K SaleForm 4 ↗
Feb 13, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale1,619$208.21$337.1K SaleForm 4 ↗
Feb 13, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale3,500$207.08$724.8K SaleForm 4 ↗
Feb 13, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale10,122$206.37$2.1M SaleForm 4 ↗
Feb 13, 2026Catherine T. Doherty
EVP, Regional Businesses
DGX
Quest Diagnostics Incorporated
Sale10,573$205.21$2.2M SaleForm 4 ↗
Feb 10, 2026Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale5,662$204.00$1.2M SaleForm 4 ↗
Nov 25, 2025J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale4,747$192.97$916.0K SaleForm 4 ↗
Nov 25, 2025J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale41,004$192.27$7.9M SaleForm 4 ↗
Nov 25, 2025J. E. Davis
CEO and President, Director
DGX
Quest Diagnostics Incorporated
Sale9,342$191.59$1.8M SaleForm 4 ↗
Nov 25, 2025Vicky B. Gregg
Director
DGX
Quest Diagnostics Incorporated
Sale1,250$191.76$239.7K SaleForm 4 ↗
Nov 18, 2025Mark E. Delaney
SVP & Chief Commercial Officer
DGX
Quest Diagnostics Incorporated
Sale7,946$187.35$1.5M SaleForm 4 ↗
Oct 22, 2025Gary M. Pfeiffer
Director
DGX
Quest Diagnostics Incorporated
Sale1,482$182.40$270.3K SaleForm 4 ↗
Sep 26, 2025Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale144$188.66$27.2K SaleForm 4 ↗
Sep 26, 2025Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale83$187.22$15.5K SaleForm 4 ↗
Sep 24, 2025Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale175$187.02$32.7K SaleForm 4 ↗
Sep 23, 2025Michael E. Prevoznik
SVP & General Counsel
DGX
Quest Diagnostics Incorporated
Sale28,288$187.12$5.3M SaleForm 4 ↗
Aug 21, 2025Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale1,975$185.00$365.4K SaleForm 4 ↗
Aug 19, 2025Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale4,532$183.00$829.4K SaleForm 4 ↗
Aug 15, 2025Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale1,975$180.00$355.5K SaleForm 4 ↗
Aug 6, 2025Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale1,975$175.00$345.6K SaleForm 4 ↗
Aug 6, 2025Patrick Plewman
SVP for Diagnostic Services
DGX
Quest Diagnostics Incorporated
Sale3,560$175.00$623.0K SaleForm 4 ↗

The newest 50 items, most recent first. Every row links to its original filing. Updated Nov 15, 2026, 6:05 PM EST.

Download CSV The rows of this feed, with the filters above. A download holds at most 10,000 rows; narrow the filters to get a smaller slice.

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