Ramachandran Subu
SVP, Regional Businesses
Award
Calculated transaction value
$0
352 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
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Quest Diagnostics Inc
DGX
ServicesEducational Services
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
46 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Ramachandran Subu SVP, Regional Businesses | Nov 5, 2026 2-day lag | Award Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Ramachandran Subu SVP, Regional Businesses | Nov 5, 2026 2-day lag | Award Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Exercise Nov 3, 2026 | $2.69M Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $284.28K Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $585.69K Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Exercise Nov 3, 2026 | $2.69M Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Award Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $749.21K Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $1.48M Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $730.35K Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $720.65K Filed shares x price | SEC Form 4 View filing | |
| Doherty Catherine T. Executive Vice President | Nov 5, 2026 2-day lag | Sale Nov 3, 2026 | $937.14K Filed shares x price | SEC Form 4 View filing | |
| Delaney Mark E SVP & Chief Commercial Officer | Nov 5, 2026 2-day lag | Award Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Pfeiffer Gary M Director | Oct 28, 2026 2-day lag | Sale Oct 26, 2026 | $292.33K Filed shares x price | SEC Form 4 View filing | |
| Carter Robert B Director | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $2.36K Filed shares x price | SEC Form 4 View filing | |
| Samad Sam Executive Vice President & CFO | Oct 23, 2026 2-day lag | Award Oct 21, 2026 | $21.23K Filed shares x price | SEC Form 4 View filing | |
| Gregg Vicky B Director | Oct 23, 2026 2-day lag | Award Oct 21, 2026 | $14.86K Filed shares x price | SEC Form 4 View filing | |
| Kuppusamy Karthik SVP, Clinical Solutions | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $7.79K Filed shares x price | SEC Form 4 View filing | |
| Lassiter Wright Iii Director | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $1.42K Filed shares x price | SEC Form 4 View filing | |
| Plewman Patrick SVP For Diagnostic Services | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $9.67K Filed shares x price | SEC Form 4 View filing | |
| Main Timothy L Director | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $4.25K Filed shares x price | SEC Form 4 View filing | |
| Delaney Mark E SVP & Chief Commercial Officer | Oct 23, 2026 2-day lag | Other Oct 21, 2026 | $5.9K Filed shares x price | SEC Form 4 View filing | |
| Wentworth Timothy C Director | Oct 2, 2026 1-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Davis J. E. CEO And President | Sep 3, 2026 2-day lag | Sale Sep 1, 2026 | $2.43M Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Sale Aug 28, 2026 | $3.89M Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Exercise Aug 28, 2026 | $2.54M Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Sale Aug 28, 2026 | $105.14K Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Exercise Aug 28, 2026 | $2.54M Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Sale Aug 28, 2026 | $1.52M Filed shares x price | SEC Form 4 View filing | |
| Prevoznik Michael E SVP & General Counsel | Aug 31, 2026 3-day lag | Gift Aug 28, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Ramachandran Subu
SVP, Regional Businesses
Award
Calculated transaction value
$0
1,386 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Exercise
Calculated transaction value
$2.69M
22,105 shares @ $121.81
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$284.28K
1,151 shares @ $246.98
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$585.69K
2,358 shares @ $248.38
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Exercise
Calculated transaction value
$2.69M
22,105 shares @ $121.81
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Award
Calculated transaction value
$0
4,827 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$749.21K
3,004 shares @ $249.4
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$1.48M
5,990 shares @ $246.26
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$730.35K
2,907 shares @ $251.24
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$720.65K
2,877 shares @ $250.49
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Doherty Catherine T.
Executive Vice President
Sale
Calculated transaction value
$937.14K
3,818 shares @ $245.45
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Delaney Mark E
SVP & Chief Commercial Officer
Award
Calculated transaction value
$0
2,615 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Pfeiffer Gary M
Director
Sale
Calculated transaction value
$292.33K
1,203 shares @ $243
Traded
Oct 26, 2026
Filed
Oct 28, 2026
Carter Robert B
Director
Other
Calculated transaction value
$2.36K
10 shares @ $235.93
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Samad Sam
Executive Vice President & CFO
Award
Calculated transaction value
$21.23K
90 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Gregg Vicky B
Director
Award
Calculated transaction value
$14.86K
63 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Kuppusamy Karthik
SVP, Clinical Solutions
Other
Calculated transaction value
$7.79K
33 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Lassiter Wright Iii
Director
Other
Calculated transaction value
$1.42K
6 shares @ $235.96
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Plewman Patrick
SVP For Diagnostic Services
Other
Calculated transaction value
$9.67K
41 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Main Timothy L
Director
Other
Calculated transaction value
$4.25K
18 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Delaney Mark E
SVP & Chief Commercial Officer
Other
Calculated transaction value
$5.9K
25 shares @ $235.94
Traded
Oct 21, 2026
Filed
Oct 23, 2026
Wentworth Timothy C
Director
Award
Calculated transaction value
$0
135 shares @ $0
Traded
Oct 1, 2026
Filed
Oct 2, 2026
Davis J. E.
CEO And President
Sale
Calculated transaction value
$2.43M
10,000 shares @ $242.72
Traded
Sep 1, 2026
Filed
Sep 3, 2026
Prevoznik Michael E
SVP & General Counsel
Sale
Calculated transaction value
$3.89M
16,010 shares @ $242.88
Traded
Aug 28, 2026
Filed
Aug 31, 2026
Prevoznik Michael E
SVP & General Counsel
Exercise
Calculated transaction value
$2.54M
22,677 shares @ $112.17
Traded
Aug 28, 2026
Filed
Aug 31, 2026
Prevoznik Michael E
SVP & General Counsel
Sale
Calculated transaction value
$105.14K
430 shares @ $244.51
Traded
Aug 28, 2026
Filed
Aug 31, 2026
Prevoznik Michael E
SVP & General Counsel
Exercise
Calculated transaction value
$2.54M
22,677 shares @ $112.17
Traded
Aug 28, 2026
Filed
Aug 31, 2026
Prevoznik Michael E
SVP & General Counsel
Sale
Calculated transaction value
$1.52M
6,237 shares @ $243.63
Traded
Aug 28, 2026
Filed
Aug 31, 2026
Prevoznik Michael E
SVP & General Counsel
Gift
Calculated transaction value
$0
1,000 shares @ $0
Traded
Aug 28, 2026
Filed
Aug 31, 2026