Millennium Management
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Millennium Management’s Quest Diagnostics DGX Stock Holding History

Millennium Management’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 		$529K Sell
2,700
-13,100
-83% -$2.55M ﹤0.01% 4740
2025
Q4 		$2.74M Buy
15,800
+13,800
+690% +$2.51M ﹤0.01% 3659
2025
Q3 		$381K Buy
2,000
+400
+25% +$71K ﹤0.01% 5230
2025
Q2 		$287K Sell
1,600
-9,800
-86% -$1.7M ﹤0.01% 5216
2025
Q1 		$1.93M Sell
11,400
-30,200
-73% -$4.96M ﹤0.01% 3815
2024
Q4 		$6.28M Buy
41,600
+36,700
+749% +$5.71M ﹤0.01% 2620
2024
Q3 		$761K Sell
4,900
-165,100
-97% -$24.7M ﹤0.01% 4486
2024
Q2 		$23.3M Sell
170,000
-245,700
-59% -$33.6M 0.01% 1362
2024
Q1 		$55.3M Sell
415,700
-117,900
-22% -$15.3M 0.02% 763
2023
Q4 		$73.6M Buy
533,600
+283,600
+113% +$37.3M 0.03% 559
2023
Q3 		$30.5M Buy
250,000
+225,000
+900% +$30M 0.02% 1075
2023
Q2 		$3.51M Buy
+25,000
New +$3.45M ﹤0.01% 2981
2023
Q1 		– Sell
-10,000
Closed -$1.56M – 6461
2022
Q4 		$1.56M Sell
10,000
-60,000
-86% -$8.62M ﹤0.01% 3763
2022
Q3 		$8.59M Buy
70,000
+20,000
+40% +$2.63M 0.01% 2333
2022
Q2 		$6.65M Buy
+50,000
New +$6.81M ﹤0.01% 2497
2022
Q1 		– Sell
-70,000
Closed -$12.1M – 7005
2021
Q4 		$12.1M Sell
70,000
-60,000
-46% -$9.13M 0.01% 1933
2021
Q3 		$18.9M Buy
130,000
+29,100
+29% +$4.26M 0.01% 1385
2021
Q2 		$13.3M Buy
100,900
+40,900
+68% +$5.35M 0.01% 1571
2021
Q1 		$7.7M Buy
60,000
+40,000
+200% +$4.93M 0.01% 2082
2020
Q4 		$2.38M Buy
20,000
+10,000
+100% +$1.22M ﹤0.01% 3104
2020
Q3 		$1.15K Sell
10,000
-20,000
-67% -$2.36M ﹤0.01% 3044
2020
Q2 		$3.42M Buy
+30,000
New +$3.18M ﹤0.01% 2109
2019
Q2 		– Sell
-210,000
Closed -$18.9M – 4112
2019
Q1 		$18.9M Buy
+210,000
New +$18.2M 0.03% 837
2018
Q1 		– Sell
-10,000
Closed -$985K – 3710
2017
Q4 		$985K Buy
+10,000
New +$948K ﹤0.01% 2711
2013
Q4 		– Sell
-38,800
Closed -$2.4M – 3506
2013
Q3 		$2.4M Buy
+38,800
New +$2.32M 0.01% 1569

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

Millennium Management's DGX Position: Q1 2026 in Review

Millennium Management increased its Quest Diagnostics (DGX) stake by 3.6% in Q1 2026, buying an estimated $340K and bringing the position to 50,166 shares worth $9.83M. The position accounts for ﹤0.01% of the portfolio, ranked #2183.

Millennium Management first reported a position in DGX in Q2 2013 and has held it in 47 quarters since. The position peaked at $130M in Q2 2024. 1,063 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • Millennium Management held 50,166 shares of Quest Diagnostics worth $9.83M as of Q1 2026.
  • Millennium Management bought 1,750 Quest Diagnostics shares in Q1 2026, an estimated $340K.
  • Quest Diagnostics made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #2183 holding.
  • Millennium Management first reported a position in Quest Diagnostics in Q2 2013 and has held it in 47 quarters since.
  • Millennium Management's Quest Diagnostics position peaked at $130M in Q2 2024.
  • 1,063 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.