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Quest Diagnostics Inc (DGX)

Over the last 90 days, Quest Diagnostics Inc. has seen significant insider selling activity, totaling over $5.5 million. Notably, officers and executives like J.E. Davis, Karthik Kuppusamy, Patrick Plewman, Catherine T. Doherty, and Michael E. Prevoznik have engaged in multiple proposed and planned sales, indicating a trend of divestment among key personnel.
Stock chart
Ticker: DGX Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
KUPPUSAMY KARTHIK
SVP, Clinical Solutions
2 sales — total 200,000 USD
Planned sale 4 Jun 2026
Value US$939,895.51 | Price 439.01 | Shares 73,805
Proposed sale 4 Jun 2026
Value US$212,670.36 | Price 451.45 | Shares 19,287
Planned sale 1 Jun 2026
Value US$3,817,953.04 | Price 430.15 | Shares 10,202
Proposed sale 1 Jun 2026
Value US$3,677,778.76 | Price 295.52 | Shares 2,368
Planned sale 5 Mar 2026
Value US$799,682.38 | Price 206.21 | Shares 3,878
Proposed sale 5 Mar 2026
Value US$799,682.38 | Price 206.21 | Shares 3,878
Planned sale 5 Mar 2026
Value US$588,729.55 | Price 206.21 | Shares 2,855
Proposed sale 5 Mar 2026
Value US$588,729.55 | Price 206.21 | Shares 2,855
Planned sale 5 Mar 2026
Value US$1,146,115.18 | Price 206.21 | Shares 5,558
Proposed sale 5 Mar 2026
Value US$1,146,115.18 | Price 206.21 | Shares 5,558
Sale 4 Mar 2026
Value US$538,372.08 | Price 204.86 | Shares 2,628
Planned sale 3 Mar 2026
Value US$109,265.98 | Price 207.73 | Shares 526
Proposed sale 3 Mar 2026
Value US$109,265.98 | Price 207.73 | Shares 526
Planned sale 3 Mar 2026
Value US$131,285.36 | Price 207.73 | Shares 632
Proposed sale 3 Mar 2026
Value US$131,285.36 | Price 207.73 | Shares 632
Planned sale 3 Mar 2026
Value US$85,169.30 | Price 207.73 | Shares 410
Proposed sale 3 Mar 2026
Value US$85,169.30 | Price 207.73 | Shares 410
Planned sale 2 Mar 2026
Value US$2,125,200.00 | Price 212.52 | Shares 10,000
Proposed sale 2 Mar 2026
Value US$2,125,200.00 | Price 212.52 | Shares 10,000
Planned sale 19 Feb 2026
Value US$196,227.14 | Price 204.83 | Shares 958
Proposed sale 19 Feb 2026
Value US$196,227.14 | Price 204.83 | Shares 958
Planned sale 19 Feb 2026
Value US$227,566.13 | Price 204.83 | Shares 1,111
Proposed sale 19 Feb 2026
Value US$227,566.13 | Price 204.83 | Shares 1,111
Planned sale 19 Feb 2026
Value US$293,521.39 | Price 204.83 | Shares 1,433
Proposed sale 19 Feb 2026
Value US$293,521.39 | Price 204.83 | Shares 1,433
Planned sale 13 Feb 2026
Value US$73,394.94 | Price 209.10 | Shares 351
Planned sale 13 Feb 2026
Value US$337,093.12 | Price 208.21 | Shares 1,619
Planned sale 13 Feb 2026
Value US$724,787.70 | Price 207.08 | Shares 3,500
Planned sale 13 Feb 2026
Value US$2,088,883.21 | Price 206.37 | Shares 10,122
Planned sale 13 Feb 2026
Value US$2,169,655.73 | Price 205.21 | Shares 10,573
Proposed sale 13 Feb 2026
Value US$5,428,714.20 | Price 207.48 | Shares 26,165
Planned sale 10 Feb 2026
Value US$1,155,048.00 | Price 204.00 | Shares 5,662
Proposed sale 10 Feb 2026
Value US$1,155,048.00 | Price 204.00 | Shares 5,662
Sale 25 Nov 2025
Value US$239,700.00 | Price 191.76 | Shares 1,250
Proposed sale 25 Nov 2025
Value US$239,700.00 | Price 191.76 | Shares 1,250
Planned sale 25 Nov 2025
Value US$916,036.66 | Price 192.97 | Shares 4,747
Planned sale 25 Nov 2025
Value US$7,883,900.59 | Price 192.27 | Shares 41,004
Planned sale 25 Nov 2025
Value US$1,789,822.57 | Price 191.59 | Shares 9,342
Proposed sale 25 Nov 2025
Value US$10,589,761.55 | Price 192.22 | Shares 55,093
Planned sale 18 Nov 2025
Value US$1,488,683.10 | Price 187.35 | Shares 7,946
Proposed sale 18 Nov 2025
Value US$1,488,683.10 | Price 187.35 | Shares 7,946
Sale 22 Oct 2025
Value US$270,316.80 | Price 182.40 | Shares 1,482
Proposed sale 22 Oct 2025
Value US$270,316.80 | Price 182.40 | Shares 1,482
Planned sale 26 Sep 2025
Value US$27,166.77 | Price 188.66 | Shares 144
Planned sale 26 Sep 2025
Value US$15,539.24 | Price 187.22 | Shares 83
Proposed sale 26 Sep 2025
Value US$42,706.00 | Price 188.13 | Shares 227
Planned sale 24 Sep 2025
Value US$32,729.02 | Price 187.02 | Shares 175
Proposed sale 24 Sep 2025
Value US$32,729.03 | Price 187.02 | Shares 175
Planned sale 23 Sep 2025
Value US$5,293,312.79 | Price 187.12 | Shares 28,288
Proposed sale 23 Sep 2025
Value US$5,293,313.43 | Price 187.12 | Shares 28,288
Planned sale 21 Aug 2025
Value US$365,375.00 | Price 185.00 | Shares 1,975
Proposed sale 21 Aug 2025
Value US$365,375.00 | Price 185.00 | Shares 1,975
Planned sale 19 Aug 2025
Value US$829,356.00 | Price 183.00 | Shares 4,532
Proposed sale 19 Aug 2025
Value US$829,356.00 | Price 183.00 | Shares 4,532
Planned sale 15 Aug 2025
Value US$355,500.00 | Price 180.00 | Shares 1,975
Proposed sale 15 Aug 2025
Value US$12,960.00 | Price 180.00 | Shares 72
Proposed sale 15 Aug 2025
Value US$342,540.00 | Price 180.00 | Shares 1,903
Planned sale 6 Aug 2025
Value US$345,625.00 | Price 175.00 | Shares 1,975
Planned sale 6 Aug 2025
Value US$623,000.00 | Price 175.00 | Shares 3,560
Proposed sale 6 Aug 2025
Value US$968,625.00 | Price 175.00 | Shares 5,535
Planned sale 31 Jul 2025
Value US$375,700.00 | Price 170.00 | Shares 2,210
Proposed sale 31 Jul 2025
Value US$375,700.00 | Price 170.00 | Shares 2,210
Planned sale 30 Jul 2025
Value US$874,497.60 | Price 167.40 | Shares 5,224
Planned sale 30 Jul 2025
Value US$509,733.00 | Price 167.40 | Shares 3,045
Proposed sale 30 Jul 2025
Value US$1,384,230.60 | Price 167.40 | Shares 8,269
Planned sale 13 May 2025
Value US$153,220.94 | Price 175.31 | Shares 874
Proposed sale 13 May 2025
Value US$153,220.94 | Price 175.31 | Shares 874
Planned sale 12 May 2025
Value US$153,579.28 | Price 175.72 | Shares 874
Proposed sale 12 May 2025
Value US$153,579.28 | Price 175.72 | Shares 874
Planned sale 2 Apr 2025
Value US$76,844.20 | Price 169.63 | Shares 453
Planned sale 2 Apr 2025
Value US$152,249.48 | Price 168.79 | Shares 902
Planned sale 2 Apr 2025
Value US$250,642.75 | Price 167.88 | Shares 1,493
Planned sale 2 Apr 2025
Value US$45,282.45 | Price 169.60 | Shares 267
Planned sale 2 Apr 2025
Value US$98,520.27 | Price 168.70 | Shares 584
Planned sale 2 Apr 2025
Value US$125,897.10 | Price 167.86 | Shares 750
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-06-08 2026-06-04 PlS Planned sale

SVP, Clinical Solutions

Officer
73,805 -36.0%
439.01
US$939,896
73,805 -36.0% 439.01 US$939,896
2026-06-04 2026-06-04 PrS Proposed sale

Officer

Officer
19,287
451.45
US$212,670
19,287 451.45 US$212,670
2026-06-02 2026-06-01 PlS Planned sale

CEO and President

Executive Director
10,202 -3.1%
430.15
US$3,817,953
10,202 -3.1% 430.15 US$3,817,953
2026-06-01 2026-06-01 PrS Proposed sale

Officer; Director

Executive Director
1,000
194.14
US$100,000
1,000 194.14 US$100,000
2026-03-06 2026-03-05 PlS Planned sale

SVP & General Counsel

Officer
3,878 -9.4%
206.21
US$799,682
3,878 -9.4% 206.21 US$799,682
2026-03-06 2026-03-05 PlS Planned sale

SVP for Diagnostic Services

Officer
2,855 -15.8%
206.21
US$588,730
2,855 -15.8% 206.21 US$588,730
2026-03-06 2026-03-05 PlS Planned sale

EVP, Regional Businesses

Officer
5,558 -7.6%
206.21
US$1,146,115
5,558 -7.6% 206.21 US$1,146,115
2026-03-05 2026-03-05 PrS Proposed sale

Officer

Officer
3,878
206.21
US$799,682
3,878 206.21 US$799,682
2026-03-05 2026-03-05 PrS Proposed sale

Officer

Officer
5,558
206.21
US$1,146,115
5,558 206.21 US$1,146,115
2026-03-05 2026-03-05 PrS Proposed sale

Officer

Officer
2,855
206.21
US$588,730
2,855 206.21 US$588,730
2026-03-06 2026-03-04 S Sale

SVP, Clinical Solutions

Officer
2,628 -16.4%
204.86
US$538,372
2,628 -16.4% 204.86 US$538,372
2026-03-04 2026-03-03 PlS Planned sale

SVP & General Counsel

Officer
526 -1.4%
207.73
US$109,266
526 -1.4% 207.73 US$109,266
2026-03-04 2026-03-03 PlS Planned sale

EVP, Regional Businesses

Officer
632 -0.9%
207.73
US$131,285
632 -0.9% 207.73 US$131,285
2026-03-04 2026-03-03 PlS Planned sale

SVP for Diagnostic Services

Officer
410 -2.6%
207.73
US$85,169
410 -2.6% 207.73 US$85,169
2026-03-03 2026-03-03 PrS Proposed sale

Officer

Officer
632
207.73
US$131,285
632 207.73 US$131,285
2026-03-03 2026-03-03 PrS Proposed sale

Officer

Officer
526
207.73
US$109,266
526 207.73 US$109,266
2026-03-03 2026-03-03 PrS Proposed sale

Officer

Officer
410
207.73
US$85,169
410 207.73 US$85,169
2026-03-04 2026-03-02 PlS Planned sale

CEO and President

Executive Director
10,000 -7.9%
212.52
US$2,125,200
10,000 -7.9% 212.52 US$2,125,200
2026-03-02 2026-03-02 PrS Proposed sale

Officer; Director

Executive Director
10,000
212.52
US$2,125,200
10,000 212.52 US$2,125,200
2026-02-20 2026-02-19 PlS Planned sale

SVP for Diagnostic Services

Officer
958 -5.7%
204.83
US$196,227
958 -5.7% 204.83 US$196,227
2026-02-20 2026-02-19 PlS Planned sale

SVP & General Counsel

Officer
1,111 -2.8%
204.83
US$227,566
1,111 -2.8% 204.83 US$227,566
2026-02-20 2026-02-19 PlS Planned sale

EVP, Regional Businesses

Officer
1,433 -2.1%
204.83
US$293,521
1,433 -2.1% 204.83 US$293,521
2026-02-19 2026-02-19 PrS Proposed sale

Officer

Officer
958
204.83
US$196,227
958 204.83 US$196,227
2026-02-19 2026-02-19 PrS Proposed sale

Officer

Officer
1,433
204.83
US$293,521
1,433 204.83 US$293,521
2026-02-19 2026-02-19 PrS Proposed sale

Officer

Officer
1,111
204.83
US$227,566
1,111 204.83 US$227,566
2026-02-17 2026-02-13 PlS Planned sale

EVP, Regional Businesses

Officer
351 -0.5%
209.10
US$73,395
351 -0.5% 209.10 US$73,395
2026-02-17 2026-02-13 PlS Planned sale

EVP, Regional Businesses

Officer
1,619 -2.3%
208.21
US$337,093
1,619 -2.3% 208.21 US$337,093
2026-02-17 2026-02-13 PlS Planned sale

EVP, Regional Businesses

Officer
3,500 -4.8%
207.08
US$724,788
3,500 -4.8% 207.08 US$724,788
2026-02-17 2026-02-13 PlS Planned sale

EVP, Regional Businesses

Officer
10,122 -12.1%
206.37
US$2,088,883
10,122 -12.1% 206.37 US$2,088,883
2026-02-17 2026-02-13 PlS Planned sale

EVP, Regional Businesses

Officer
10,573 -11.2%
205.21
US$2,169,656
10,573 -11.2% 205.21 US$2,169,656
2026-02-13 2026-02-13 PrS Proposed sale

Officer

Officer
26,165
207.48
US$5,428,714
26,165 207.48 US$5,428,714
2026-02-12 2026-02-10 PlS Planned sale

SVP for Diagnostic Services

Officer
5,662 -26.9%
204.00
US$1,155,048
5,662 -26.9% 204.00 US$1,155,048
2026-02-10 2026-02-10 PrS Proposed sale

Officer

Officer
5,662
204.00
US$1,155,048
5,662 204.00 US$1,155,048
2025-11-28 2025-11-25 S Sale Non-Executive Director
1,250 -6.8%
191.76
US$239,700
1,250 -6.8% 191.76 US$239,700
2025-11-28 2025-11-25 PlS Planned sale

CEO and President

Executive Director
4,747 -3.8%
192.97
US$916,037
4,747 -3.8% 192.97 US$916,037
2025-11-28 2025-11-25 PlS Planned sale

CEO and President

Executive Director
41,004 -24.7%
192.27
US$7,883,901
41,004 -24.7% 192.27 US$7,883,901
2025-11-28 2025-11-25 PlS Planned sale

CEO and President

Executive Director
9,342 -5.3%
191.59
US$1,789,823
9,342 -5.3% 191.59 US$1,789,823
2025-11-25 2025-11-25 PrS Proposed sale

Officer; Director

Executive Director
55,093
192.22
US$10,589,762
55,093 192.22 US$10,589,762
2025-11-25 2025-11-25 PrS Proposed sale

Director

Non-Executive Director
1,250
191.76
US$239,700
1,250 191.76 US$239,700
2025-11-20 2025-11-18 PlS Planned sale

SVP & Chief Commercial Officer

Officer
7,946 -51.3%
187.35
US$1,488,683
7,946 -51.3% 187.35 US$1,488,683
2025-11-18 2025-11-18 PrS Proposed sale

Officer

Officer
7,946
187.35
US$1,488,683
7,946 187.35 US$1,488,683
2025-10-24 2025-10-22 S Sale Non-Executive Director
1,482 -4.8%
182.40
US$270,317
1,482 -4.8% 182.40 US$270,317
2025-10-22 2025-10-22 PrS Proposed sale

Director

Non-Executive Director
1,482
182.40
US$270,317
1,482 182.40 US$270,317
2025-09-30 2025-09-26 PlS Planned sale

SVP & General Counsel

Officer
144 -0.4%
188.66
US$27,167
144 -0.4% 188.66 US$27,167
2025-09-30 2025-09-26 PlS Planned sale

SVP & General Counsel

Officer
83 -0.2%
187.22
US$15,539
83 -0.2% 187.22 US$15,539
2025-09-26 2025-09-26 PrS Proposed sale

Officer

Officer
227
188.13
US$42,706
227 188.13 US$42,706
2025-09-25 2025-09-24 PlS Planned sale

SVP & General Counsel

Officer
175 -0.5%
187.02
US$32,729
175 -0.5% 187.02 US$32,729
2025-09-24 2025-09-24 PrS Proposed sale

Officer

Officer
175
187.02
US$32,729
175 187.02 US$32,729
2025-09-25 2025-09-23 PlS Planned sale

SVP & General Counsel

Officer
28,288 -42.6%
187.12
US$5,293,313
28,288 -42.6% 187.12 US$5,293,313
2025-09-23 2025-09-23 PrS Proposed sale

Officer

Officer
28,288
187.12
US$5,293,313
28,288 187.12 US$5,293,313
2025-08-25 2025-08-21 PlS Planned sale

SVP for Diagnostic Services

Officer
1,975 -11.5%
185.00
US$365,375
1,975 -11.5% 185.00 US$365,375
2025-08-21 2025-08-21 PrS Proposed sale

Officer

Officer
1,975
185.00
US$365,375
1,975 185.00 US$365,375
2025-08-21 2025-08-19 PlS Planned sale

SVP for Diagnostic Services

Officer
4,532 -20.8%
183.00
US$829,356
4,532 -20.8% 183.00 US$829,356
2025-08-19 2025-08-19 PrS Proposed sale

Director

Non-Executive Director
4,532
183.00
US$829,356
4,532 183.00 US$829,356
2025-08-19 2025-08-15 PlS Planned sale

SVP for Diagnostic Services

Officer
1,975 -10.3%
180.00
US$355,500
1,975 -10.3% 180.00 US$355,500
2025-08-15 2025-08-15 PrS Proposed sale

Officer

Officer
72
180.00
US$12,960
72 180.00 US$12,960
2025-08-15 2025-08-15 PrS Proposed sale

Officer

Officer
1,903
180.00
US$342,540
1,903 180.00 US$342,540
2025-08-08 2025-08-06 PlS Planned sale

SVP for Diagnostic Services

Officer
1,975 -9.3%
175.00
US$345,625
1,975 -9.3% 175.00 US$345,625
2025-08-08 2025-08-06 PlS Planned sale

SVP for Diagnostic Services

Officer
3,560 -14.4%
175.00
US$623,000
3,560 -14.4% 175.00 US$623,000
2025-08-06 2025-08-06 PrS Proposed sale

Officer

Officer
5,535
175.00
US$968,625
5,535 175.00 US$968,625
2025-08-01 2025-07-31 PlS Planned sale

SVP, Clinical Solutions

Officer
2,210 -20.7%
170.00
US$375,700
2,210 -20.7% 170.00 US$375,700
2025-07-31 2025-07-31 PrS Proposed sale

Officer

Officer
2,210
170.00
US$375,700
2,210 170.00 US$375,700
2025-08-01 2025-07-30 PlS Planned sale

SVP, Clinical Solutions

Officer
5,224 -32.9%
167.40
US$874,498
5,224 -32.9% 167.40 US$874,498
2025-08-01 2025-07-30 PlS Planned sale

SVP, Clinical Solutions

Officer
3,045 -22.2%
167.40
US$509,733
3,045 -22.2% 167.40 US$509,733
2025-07-30 2025-07-30 PrS Proposed sale

Officer

Officer
8,269
167.40
US$1,384,231
8,269 167.40 US$1,384,231
2025-05-14 2025-05-13 PlS Planned sale

SVP & Chief Commercial Officer

Officer
874 -10.4%
175.31
US$153,221
874 -10.4% 175.31 US$153,221
2025-05-13 2025-05-13 PrS Proposed sale

Officer

Officer
874
175.31
US$153,221
874 175.31 US$153,221
2025-05-14 2025-05-12 PlS Planned sale

SVP & Chief Commercial Officer

Officer
874 -9.5%
175.72
US$153,579
874 -9.5% 175.72 US$153,579
2025-05-12 2025-05-12 PrS Proposed sale

Officer

Officer
874
175.72
US$153,579
874 175.72 US$153,579
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
453 -0.4%
169.63
US$76,844
453 -0.4% 169.63 US$76,844
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
902 -0.7%
168.79
US$152,249
902 -0.7% 168.79 US$152,249
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
1,493 -1.1%
167.88
US$250,643
1,493 -1.1% 167.88 US$250,643
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
267 -0.2%
169.60
US$45,282
267 -0.2% 169.60 US$45,282
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
584 -0.4%
168.70
US$98,520
584 -0.4% 168.70 US$98,520
2025-04-04 2025-04-02 PlS Planned sale

CEO and President

Executive Director
750 -0.6%
167.86
US$125,897
750 -0.6% 167.86 US$125,897