D.E. Shaw & Co’s Quest Diagnostics DGX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.02M Sell
4,814
-142,913
-97% -$28M ﹤0.01% 3734
2026
Q1
$29M Sell
147,727
-181,007
-55% -$35.2M 0.02% 925
2025
Q4
$57M Buy
+328,734
New +$59.9M 0.03% 648
2025
Q1
Sell
-79,369
Closed -$12M 4360
2024
Q4
$12M Buy
79,369
+76,397
+2,571% +$11.9M 0.01% 1382
2024
Q3
$461K Sell
2,972
-11,197
-79% -$1.67M ﹤0.01% 3746
2024
Q2
$1.94M Sell
14,169
-94,502
-87% -$12.9M ﹤0.01% 2683
2024
Q1
$14.5M Buy
108,671
+47,849
+79% +$6.21M 0.01% 1124
2023
Q4
$8.39M Buy
60,822
+38,347
+171% +$5.04M 0.01% 1497
2023
Q3
$2.74M Sell
22,475
-48,344
-68% -$6.44M ﹤0.01% 2324
2023
Q2
$9.95M Sell
70,819
-38,641
-35% -$5.33M 0.01% 1341
2023
Q1
$15.5M Buy
109,460
+46,530
+74% +$6.66M 0.02% 1055
2022
Q4
$9.84M Buy
62,930
+21,562
+52% +$3.1M 0.01% 1444
2022
Q3
$5.08M Sell
41,368
-10,514
-20% -$1.38M 0.01% 2072
2022
Q2
$6.9M Sell
51,882
-15,318
-23% -$2.09M 0.01% 1763
2022
Q1
$9.2M Sell
67,200
-316,975
-83% -$44.2M 0.01% 1668
2021
Q4
$66.5M Buy
384,175
+197,774
+106% +$30.1M 0.06% 427
2021
Q3
$27.1M Sell
186,401
-84,377
-31% -$12.3M 0.02% 840
2021
Q2
$35.7M Sell
270,778
-11,041
-4% -$1.45M 0.03% 710
2021
Q1
$36.2M Buy
281,819
+184,722
+190% +$22.8M 0.03% 636
2020
Q4
$11.6M Buy
+97,097
New +$11.8M 0.01% 1298
2020
Q2
Sell
-13,862
Closed -$1.47M 4034
2020
Q1
$1.11M Sell
13,862
-129,936
-90% -$13.5M ﹤0.01% 2653
2019
Q4
$15.4M Buy
143,798
+138,604
+2,669% +$14.5M 0.02% 965
2019
Q3
$556K Sell
5,194
-598
-10% -$61.4K ﹤0.01% 3164
2019
Q2
$590K Sell
5,792
-84,720
-94% -$8.14M ﹤0.01% 2992
2019
Q1
$8.14M Sell
90,512
-272,007
-75% -$23.6M 0.01% 1242
2018
Q4
$30.2M Buy
362,519
+154,086
+74% +$14.4M 0.04% 515
2018
Q3
$22.5M Sell
208,433
-40,642
-16% -$4.46M 0.03% 721
2018
Q2
$27.4M Buy
249,075
+62,266
+33% +$6.49M 0.04% 575
2018
Q1
$18.7M Sell
186,809
-218,560
-54% -$22.4M 0.03% 694
2017
Q4
$39.9M Buy
405,369
+391,122
+2,745% +$37.1M 0.06% 417
2017
Q3
$1.33M Buy
14,247
+4,490
+46% +$477K ﹤0.01% 2302
2017
Q2
$1.08M Buy
9,757
+6,357
+187% +$672K ﹤0.01% 2364
2017
Q1
$334K Sell
3,400
-1,503
-31% -$143K ﹤0.01% 2921
2016
Q4
$451K Sell
4,903
-79,051
-94% -$6.81M ﹤0.01% 2906
2016
Q3
$7.11M Sell
83,954
-36,803
-30% -$3.09M 0.01% 1082
2016
Q2
$9.83M Sell
120,757
-162,128
-57% -$12.3M 0.02% 904
2016
Q1
$20.2M Buy
282,885
+149,134
+112% +$10M 0.04% 542
2015
Q4
$9.52M Buy
133,751
+45,327
+51% +$3.05M 0.01% 995
2015
Q3
$5.43M Sell
88,424
-220,942
-71% -$15.4M 0.01% 1335
2015
Q2
$22.4M Buy
309,366
+150,912
+95% +$11.1M 0.03% 596
2015
Q1
$12.2M Buy
158,454
+144,672
+1,050% +$10.4M 0.02% 854
2014
Q4
$924K Buy
+13,782
New +$870K ﹤0.01% 2892
2014
Q2
Sell
-96,800
Closed -$5.61M 4254
2014
Q1
$5.61M Sell
96,800
-65,302
-40% -$3.5M 0.01% 1495
2013
Q4
$8.68M Buy
+162,102
New +$9.61M 0.01% 1250

Other funds holding DGX

D.E. Shaw & Co's DGX Position: Q2 2026 in Review

D.E. Shaw & Co reduced its Quest Diagnostics (DGX) stake by 97% in Q2 2026, selling an estimated $28M and leaving 4,814 shares worth $1.02M. The position accounts for ﹤0.01% of the portfolio, ranked #3734.

D.E. Shaw & Co first reported a position in DGX in Q4 2013 and has held it in 44 quarters since. The position peaked at $66.5M in Q4 2021. 1,099 funds tracked by Wall St. Rank hold DGX as of Q2 2026.

  • D.E. Shaw & Co held 4,814 shares of Quest Diagnostics worth $1.02M as of Q2 2026.
  • D.E. Shaw & Co sold 142,913 Quest Diagnostics shares in Q2 2026, an estimated $28M.
  • Quest Diagnostics made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q2 2026, its #3734 holding.
  • D.E. Shaw & Co first reported a position in Quest Diagnostics in Q4 2013 and has held it in 44 quarters since.
  • D.E. Shaw & Co's Quest Diagnostics position peaked at $66.5M in Q4 2021.
  • 1,099 funds tracked by Wall St. Rank held Quest Diagnostics as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.