Group One Trading
DGX icon

Group One Trading’s Quest Diagnostics DGX Stock Holding History

Group One Trading’s Portfolio DGX Stock Details DGX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.94M Buy
15,000
+400
+3% +$77.7K 0.01% 1720
2025
Q4 		$2.53M Buy
14,600
+14,200
+3,550% +$2.59M ﹤0.01% 2068
2025
Q3 		$76.2K Sell
400
-300
-43% -$53.2K ﹤0.01% 5579
2025
Q2 		$126K Buy
700
+100
+17% +$17.4K ﹤0.01% 4766
2025
Q1 		$102K Buy
600
+500
+500% +$82.1K ﹤0.01% 4590
2024
Q4 		$15.1K Sell
100
-200
-67% -$31.1K ﹤0.01% 5879
2024
Q3 		$46.6K Buy
+300
New +$44.8K ﹤0.01% 4703
2024
Q2 		– Sell
-63,700
Closed -$8.48M – 6870
2024
Q1 		$8.48M Buy
63,700
+59,700
+1,493% +$7.75M 0.03% 524
2023
Q4 		$552K Sell
4,000
-18,600
-82% -$2.45M ﹤0.01% 2990
2023
Q3 		$2.75M Buy
22,600
+1,700
+8% +$227K 0.01% 1376
2023
Q2 		$2.94M Buy
20,900
+14,800
+243% +$2.04M 0.01% 1380
2023
Q1 		$863K Sell
6,100
-21,900
-78% -$3.13M ﹤0.01% 2268
2022
Q4 		$4.38M Sell
28,000
-32,800
-54% -$4.71M 0.01% 1236
2022
Q3 		$7.46M Sell
60,800
-26,900
-31% -$3.54M 0.01% 901
2022
Q2 		$11.7M Buy
87,700
+31,800
+57% +$4.33M 0.02% 745
2022
Q1 		$7.65M Sell
55,900
-17,400
-24% -$2.43M 0.01% 1195
2021
Q4 		$12.7M Buy
73,300
+18,000
+33% +$2.74M 0.01% 932
2021
Q3 		$8.04M Sell
55,300
-16,500
-23% -$2.41M 0.01% 1252
2021
Q2 		$9.47M Buy
71,800
+62,700
+689% +$8.21M 0.01% 1124
2021
Q1 		$1.17M Hold
9,100
– – ﹤0.01% 3038
2020
Q4 		$1.08M Sell
9,100
-148,600
-94% -$18.1M ﹤0.01% 2574
2020
Q3 		$18.1M Sell
157,700
-13,100
-8% -$1.55M 0.06% 305
2020
Q2 		$19.5M Buy
170,800
+52,400
+44% +$5.56M 0.09% 236
2020
Q1 		$9.51M Buy
118,400
+92,200
+352% +$9.55M 0.08% 269
2019
Q4 		$2.8M Buy
26,200
+18,600
+245% +$1.94M 0.02% 1025
2019
Q3 		$813K Sell
7,600
-1,500
-16% -$154K 0.01% 1918
2019
Q2 		$926K Sell
9,100
-17,900
-66% -$1.72M 0.01% 1649
2019
Q1 		$2.43M Buy
+27,000
New +$2.34M 0.03% 800
2018
Q4 		– Sell
-2,200
Closed -$237K – 4963
2018
Q3 		$237K Sell
2,200
-30,500
-93% -$3.35M ﹤0.01% 2895
2018
Q2 		$3.6M Buy
32,700
+28,000
+596% +$2.92M 0.03% 725
2018
Q1 		$471K Sell
4,700
-32,200
-87% -$3.3M ﹤0.01% 2106
2017
Q4 		$3.63M Buy
36,900
+33,900
+1,130% +$3.21M 0.03% 818
2017
Q3 		$281K Buy
3,000
+2,300
+329% +$244K ﹤0.01% 2517
2017
Q2 		$78K Sell
700
-7,400
-91% -$782K ﹤0.01% 3266
2017
Q1 		$795K Sell
8,100
-11,700
-59% -$1.12M 0.01% 1500
2016
Q4 		$1.82M Buy
19,800
+8,600
+77% +$741K 0.02% 972
2016
Q3 		$948K Buy
11,200
+10,200
+1,020% +$857K 0.01% 1317
2016
Q2 		$81K Sell
1,000
-11,900
-92% -$906K ﹤0.01% 3000
2016
Q1 		$922K Sell
12,900
-20,000
-61% -$1.34M 0.01% 1234
2015
Q4 		$2.34M Buy
32,900
+17,900
+119% +$1.2M 0.03% 764
2015
Q3 		$922K Buy
15,000
+10,900
+266% +$762K 0.01% 1304
2015
Q2 		$297K Buy
+4,100
New +$303K ﹤0.01% 2230
2015
Q1 		– Sell
-600
Closed -$40K – 4851
2014
Q4 		$40K Sell
600
-600
-50% -$37.9K ﹤0.01% 3511
2014
Q3 		$73K Sell
1,200
-1,000
-45% -$61.6K ﹤0.01% 3255
2014
Q2 		$129K Buy
2,200
+1,200
+120% +$70.3K ﹤0.01% 2766
2014
Q1 		$58K Buy
+1,000
New +$53.6K ﹤0.01% 3517

Other funds holding DGX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Group One Trading's DGX Position: Q1 2026 in Review

Group One Trading reduced its Quest Diagnostics (DGX) stake by 76% in Q1 2026, selling an estimated $584K and leaving 961 shares worth $188K. The position accounts for ﹤0.01% of the portfolio, ranked #4155.

Group One Trading first reported a position in DGX in Q1 2014 and has held it in 23 quarters since. The position peaked at $2.54M in Q2 2021. 1,064 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • Group One Trading held 961 shares of Quest Diagnostics worth $188K as of Q1 2026.
  • Group One Trading sold 3,005 Quest Diagnostics shares in Q1 2026, an estimated $584K.
  • Quest Diagnostics made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4155 holding.
  • Group One Trading first reported a position in Quest Diagnostics in Q1 2014 and has held it in 23 quarters since.
  • Group One Trading's Quest Diagnostics position peaked at $2.54M in Q2 2021.
  • 1,064 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.