Quest Diagnostics Insider Trades

DGX

Track insider trading activity from Quest Diagnostics executives and directors. See which insiders are buying and selling DGX stock.

Trades Last 12 Months

DGX Price

All Insider Trades for Quest Diagnostics

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Carter Robert B Director
Holding Value $746k 3,853 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Ring Timothy M Director
Holding Value $6.03M 31,140 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Pfeiffer Gary M Director
Holding Value $6M 31,005 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Diaz Luis Director
Holding Value $1.01M 5,196 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Holding Value $2.31M 11,929 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Holding Value $263k 1,358 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Holding Value $2M 10,317 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Gregg Vicky B Director
Holding Value $3.55M 18,314 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Doi Tracey Director
Holding Value $1.5M 7,748 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Main Timothy L Director
Holding Value $5.31M 27,439 shares
Last Trade
May 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$221k 1,142 shares
$193.75
$193.67
Delaney Mark E SVP & Chief Commercial Officer
Holding Value $2.3M 11,901 shares
Last Trade
Apr 20, 2026 Purchase (Small Acquisition)A small acquisition that may be exempt from certain SEC reporting thresholds.
$7.2k 37 shares
$194.70
$193.67
Carter Robert B Director
Holding Value $525k 2,711 shares
Last Trade
Apr 20, 2026 Purchase (Small Acquisition)A small acquisition that may be exempt from certain SEC reporting thresholds.
$1.36k 7 shares
$194.70
$193.67
Samad Sam Executive Vice President & CFO
Holding Value $6.46M 33,376 shares
Last Trade
Apr 20, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$21k 108 shares
$194.70
$193.67
Plewman Patrick SVP For Diagnostic Services
Holding Value $2.95M 15,247 shares
Last Trade
Apr 20, 2026 Purchase (Small Acquisition)A small acquisition that may be exempt from certain SEC reporting thresholds.
$9.54k 49 shares
$194.70
$193.67
Kuppusamy Karthik Svp, Clinical Solutions
Holding Value $2.61M 13,490 shares
Last Trade
Apr 20, 2026 Purchase (Small Acquisition)A small acquisition that may be exempt from certain SEC reporting thresholds.
$7.59k 39 shares
$194.70
$193.67
Holding Value $1.76M 9,063 shares
Last Trade
Apr 20, 2026 Purchase (Small Acquisition)A small acquisition that may be exempt from certain SEC reporting thresholds.
$1.17k 6 shares
$194.70
$193.67
Holding Value $38.3k 198 shares
Last Trade
Apr 01, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$39.1k 198 shares
$197.69
$193.67
Doherty Catherine T. Evp, Regional Businesses
Holding Value $13M 67,122 shares
Last Trade
Mar 05, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.15M 5,558 shares
$206.21
$193.67
Prevoznik Michael E SVP & General Counsel
Holding Value $7.27M 37,557 shares
Last Trade
Mar 05, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$800k 3,878 shares
$206.21
$193.67
Deppe Michael J Svp, Corp. Controller & CAO
Holding Value $6.82M 35,196 shares
Last Trade
Mar 04, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$154k 750 shares
$204.86
$193.67

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