Two Sigma Investments
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Two Sigma Investments’s Quest Diagnostics DGX Stock Holding History

Two Sigma Investments’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 		– Sell
-47,984
Closed -$8.33M – 4652
2025
Q4 		$8.33M Buy
+47,984
New +$8.74M 0.01% 1247
2025
Q2 		– Sell
-10,539
Closed -$1.78M – 3245
2025
Q1 		$1.78M Sell
10,539
-11,350
-52% -$1.86M ﹤0.01% 1808
2024
Q4 		$3.3M Sell
21,889
-146
-0.7% -$22.7K 0.01% 1386
2024
Q3 		$3.42M Buy
22,035
+183
+0.8% +$27.3K 0.01% 1301
2024
Q2 		$2.99M Sell
21,852
-125,755
-85% -$17.2M 0.01% 1287
2024
Q1 		$19.6M Buy
+147,607
New +$19.2M 0.05% 446
2023
Q3 		– Sell
-4,532
Closed -$637K – 3001
2023
Q2 		$637K Sell
4,532
-120,630
-96% -$16.6M ﹤0.01% 2211
2023
Q1 		$17.7M Buy
+125,162
New +$17.9M 0.05% 406
2022
Q3 		– Sell
-1,756
Closed -$234K – 2541
2022
Q2 		$234K Buy
+1,756
New +$239K ﹤0.01% 2113
2022
Q1 		– Sell
-81,506
Closed -$14.1M – 3071
2021
Q4 		$14.1M Buy
81,506
+42,526
+109% +$6.47M 0.03% 621
2021
Q3 		$5.66M Sell
38,980
-185,803
-83% -$27.2M 0.01% 1143
2021
Q2 		$29.7M Sell
224,783
-515,821
-70% -$67.5M 0.07% 353
2021
Q1 		$95M Buy
740,604
+410,538
+124% +$50.6M 0.25% 89
2020
Q4 		$39.3M Buy
330,066
+254,595
+337% +$31M 0.11% 204
2020
Q3 		$8.64M Sell
75,471
-368,783
-83% -$43.6M 0.03% 560
2020
Q2 		$50.6M Buy
444,254
+322,777
+266% +$34.2M 0.25% 81
2020
Q1 		$9.76M Sell
121,477
-96,162
-44% -$9.96M 0.08% 263
2019
Q4 		$23.2M Sell
217,639
-179,805
-45% -$18.8M 0.07% 328
2019
Q3 		$42.5M Buy
397,444
+195,796
+97% +$20.1M 0.14% 185
2019
Q2 		$20.5M Sell
201,648
-583,755
-74% -$56.1M 0.07% 342
2019
Q1 		$70.6M Sell
785,403
-363,777
-32% -$31.5M 0.23% 97
2018
Q4 		$95.7M Buy
1,149,180
+475,453
+71% +$44.6M 0.37% 47
2018
Q3 		$72.7M Sell
673,727
-50,695
-7% -$5.56M 0.2% 152
2018
Q2 		$79.6M Buy
724,422
+222,664
+44% +$23.2M 0.24% 96
2018
Q1 		$50.3M Buy
501,758
+414,150
+473% +$42.4M 0.17% 161
2017
Q4 		$8.63M Buy
+87,608
New +$8.31M 0.03% 661
2017
Q3 		– Sell
-254,735
Closed -$28.3M – 2815
2017
Q2 		$28.3M Sell
254,735
-114,993
-31% -$12.2M 0.1% 252
2017
Q1 		$36.3M Buy
369,728
+305,471
+475% +$29.1M 0.12% 219
2016
Q4 		$5.91M Sell
64,257
-84,048
-57% -$7.24M 0.02% 759
2016
Q3 		$12.6M Buy
+148,305
New +$12.5M 0.05% 456
2015
Q2 		– Sell
-107,368
Closed -$8.25M – 2849
2015
Q1 		$8.25M Buy
+107,368
New +$7.69M 0.04% 536
2014
Q2 		– Sell
-80,914
Closed -$4.69M – 2177
2014
Q1 		$4.69M Buy
80,914
+59,636
+280% +$3.2M 0.03% 657
2013
Q4 		$1.14M Buy
+21,278
New +$1.26M 0.01% 1272

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

Two Sigma Investments's DGX Position: Q1 2026 in Review

Two Sigma Investments sold out of Quest Diagnostics (DGX) in Q1 2026, closing a stake of 47,984 shares — an estimated $8.33M sold.

Two Sigma Investments first reported a position in DGX in Q4 2013 and held it in 33 quarters. The position peaked at $95.7M in Q4 2018. 1,064 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • Two Sigma Investments reported no remaining Quest Diagnostics position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Investments sold 47,984 Quest Diagnostics shares in Q1 2026, an estimated $8.33M.
  • Two Sigma Investments first reported a position in Quest Diagnostics in Q4 2013 and held it in 33 quarters.
  • Two Sigma Investments's Quest Diagnostics position peaked at $95.7M in Q4 2018.
  • 1,064 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.