Quest Diagnostics Inc (DGX)

Over the past 90 days, Quest Diagnostics insiders have engaged in five transactions, all involving sales totaling approximately $7.5 million. These activities occurred alongside a 23% stock price increase. Following the company's July 2026 earnings report, which showed an 11% EPS beat, executives continue to execute planned and proposed sales of their holdings.
Ticker: DGX Exchange: NYS


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Insider trades have triggered activity signals for Quest Diagnostics Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Planned sale 28 Jul 2026
Value US$4,913,725.49 | Price 200.44 | Shares 73,395 (-33.4%)
Proposed sale 28 Jul 2026
Value US$1,714,929.65 | Price 429.32 | Shares 55,185
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
2026-07-29 2026-07-28 PlS Planned sale

SVP & Chief Commercial Officer

Officer
73,395 -33.4%
200.44
US$4,913,725
73,395 -33.4% 200.44 US$4,913,725
2026-07-28 2026-07-28 PrS Proposed sale

Officer

Officer
55,185
429.32
US$1,714,930
55,185 429.32 US$1,714,930
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
8,147
200.00
US$1,629,400
8,147 200.00 US$1,629,400
2026-06-02 2026-06-01 PlS Planned sale

CEO and President

Executive Director
10,000 -7.0%
194.14
US$1,941,400
10,000 -7.0% 194.14 US$1,941,400
2026-06-01 2026-06-01 PrS Proposed sale

Officer; Director

Executive Director
10,000
194.14
US$1,941,360
10,000 194.14 US$1,941,360
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