Citadel Advisors’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
Q1 | $22.1M | Buy |
113,000
+65,700
| +139% | +$12.8M | ﹤0.01% | 2212 |
|
|
2025
Q4 | $8.21M | Sell |
47,300
-13,600
| -22% | -$2.48M | ﹤0.01% | 3514 |
|
|
2025
Q3 | $11.6M | Sell |
60,900
-17,200
| -22% | -$3.05M | ﹤0.01% | 3051 |
|
|
2025
Q2 | $14M | Sell |
78,100
-11,600
| -13% | -$2.01M | ﹤0.01% | 2595 |
|
|
2025
Q1 | $15.2M | Buy |
89,700
+21,200
| +31% | +$3.48M | ﹤0.01% | 2345 |
|
|
2024
Q4 | $10.3M | Sell |
68,500
-16,100
| -19% | -$2.5M | ﹤0.01% | 2941 |
|
|
2024
Q3 | $13.1M | Sell |
84,600
-35,700
| -30% | -$5.33M | ﹤0.01% | 2545 |
|
|
2024
Q2 | $16.5M | Buy |
120,300
+20,300
| +20% | +$2.78M | ﹤0.01% | 2204 |
|
|
2024
Q1 | $13.3M | Sell |
100,000
-15,200
| -13% | -$1.97M | ﹤0.01% | 2558 |
|
|
2023
Q4 | $15.9M | Sell |
115,200
-24,700
| -18% | -$3.25M | ﹤0.01% | 2263 |
|
|
2023
Q3 | $17M | Buy |
139,900
+57,500
| +70% | +$7.66M | ﹤0.01% | 2036 |
|
|
2023
Q2 | $11.6M | Sell |
82,400
-44,800
| -35% | -$6.18M | ﹤0.01% | 2483 |
|
|
2023
Q1 | $18M | Sell |
127,200
-45,100
| -26% | -$6.45M | ﹤0.01% | 2032 |
|
|
2022
Q4 | $27M | Buy |
172,300
+37,000
| +27% | +$5.32M | 0.01% | 1654 |
|
|
2022
Q3 | $16.6M | Sell |
135,300
-44,300
| -25% | -$5.83M | ﹤0.01% | 2096 |
|
|
2022
Q2 | $23.9M | Sell |
179,600
-1,600
| -0.9% | -$218K | 0.01% | 1663 |
|
|
2022
Q1 | $24.8M | Buy |
181,200
+79,000
| +77% | +$11M | 0.01% | 1743 |
|
|
2021
Q4 | $17.7M | Sell |
102,200
-125,400
| -55% | -$19.1M | ﹤0.01% | 2177 |
|
|
2021
Q3 | $33.1M | Buy |
227,600
+136,800
| +151% | +$20M | 0.01% | 1482 |
|
|
2021
Q2 | $12M | Buy |
90,800
+74,700
| +464% | +$9.78M | ﹤0.01% | 2805 |
|
|
2021
Q1 | $2.07M | Sell |
16,100
-34,900
| -68% | -$4.3M | ﹤0.01% | 6304 |
|
|
2020
Q4 | $6.08M | Sell |
51,000
-53,000
| -51% | -$6.46M | ﹤0.01% | 3356 |
|
|
2020
Q3 | $11.9M | Sell |
104,000
-48,300
| -32% | -$5.71M | ﹤0.01% | 2087 |
|
|
2020
Q2 | $17.4M | Buy |
152,300
+63,800
| +72% | +$6.77M | 0.01% | 1639 |
|
|
2020
Q1 | $7.11M | Buy |
88,500
+42,900
| +94% | +$4.44M | ﹤0.01% | 2264 |
|
|
2019
Q4 | $4.87M | Sell |
45,600
-27,000
| -37% | -$2.82M | ﹤0.01% | 3114 |
|
|
2019
Q3 | $7.77M | Buy |
72,600
+9,000
| +14% | +$924K | ﹤0.01% | 2535 |
|
|
2019
Q2 | $6.47M | Sell |
63,600
-60,600
| -49% | -$5.82M | ﹤0.01% | 2727 |
|
|
2019
Q1 | $11.2M | Buy |
124,200
+40,100
| +48% | +$3.47M | 0.01% | 1933 |
|
|
2018
Q4 | $7M | Buy |
84,100
+46,200
| +122% | +$4.33M | ﹤0.01% | 2322 |
|
|
2018
Q3 | $4.09M | Buy |
37,900
+8,700
| +30% | +$954K | ﹤0.01% | 3260 |
|
|
2018
Q2 | $3.21M | Sell |
29,200
-3,800
| -12% | -$396K | ﹤0.01% | 3385 |
|
|
2018
Q1 | $3.31M | Buy |
33,000
+11,800
| +56% | +$1.21M | ﹤0.01% | 3004 |
|
|
2017
Q4 | $2.09M | Sell |
21,200
-21,900
| -51% | -$2.08M | ﹤0.01% | 3578 |
|
|
2017
Q3 | $4.04M | Buy |
43,100
+23,000
| +114% | +$2.44M | ﹤0.01% | 2529 |
|
|
2017
Q2 | $2.23M | Buy |
20,100
+5,300
| +36% | +$560K | ﹤0.01% | 3037 |
|
|
2017
Q1 | $1.45M | Sell |
14,800
-18,000
| -55% | -$1.72M | ﹤0.01% | 3466 |
|
|
2016
Q4 | $3.01M | Buy |
32,800
+15,600
| +91% | +$1.34M | ﹤0.01% | 2495 |
|
|
2016
Q3 | $1.46M | Sell |
17,200
-15,000
| -47% | -$1.26M | ﹤0.01% | 3355 |
|
|
2016
Q2 | $2.62M | Sell |
32,200
-15,200
| -32% | -$1.16M | ﹤0.01% | 2453 |
|
|
2016
Q1 | $3.39M | Buy |
47,400
+19,200
| +68% | +$1.29M | ﹤0.01% | 2142 |
|
|
2015
Q4 | $2.01M | Buy |
28,200
+6,400
| +29% | +$430K | ﹤0.01% | 2737 |
|
|
2015
Q3 | $1.34M | Sell |
21,800
-8,800
| -29% | -$615K | ﹤0.01% | 3431 |
|
|
2015
Q2 | $2.22M | Buy |
30,600
+5,400
| +21% | +$399K | ﹤0.01% | 2947 |
|
|
2015
Q1 | $1.94M | Sell |
25,200
-18,900
| -43% | -$1.35M | ﹤0.01% | 3106 |
|
|
2014
Q4 | $2.96M | Buy |
44,100
+20,800
| +89% | +$1.31M | ﹤0.01% | 2490 |
|
|
2014
Q3 | $1.41M | Sell |
23,300
-7,500
| -24% | -$462K | ﹤0.01% | 3271 |
|
|
2014
Q2 | $1.81M | Sell |
30,800
-300
| -1% | -$17.6K | ﹤0.01% | 2822 |
|
|
2014
Q1 | $1.8M | Buy |
31,100
+1,100
| +4% | +$59K | ﹤0.01% | 2761 |
|
|
2013
Q4 | $1.61M | Buy |
30,000
+14,000
| +88% | +$830K | ﹤0.01% | 2760 |
|
|
2013
Q3 | $989K | Sell |
16,000
-500
| -3% | -$29.9K | ﹤0.01% | 3134 |
|
|
2013
Q2 | $1M | Buy |
+16,500
| New | +$983K | ﹤0.01% | 3188 |
|
Other funds holding DGX
VCM
VPM
EIG
Citadel Advisors's DGX Position: Q1 2026 in Review
Citadel Advisors reduced its Quest Diagnostics (DGX) stake by 18% in Q1 2026, selling an estimated $15.2M and leaving 347,218 shares worth $68M. The position accounts for 0.01% of the portfolio, ranked #1103.
Citadel Advisors first reported a position in DGX in Q2 2013 and has held it in 49 quarters since. The position peaked at $165M in Q4 2014. 1,063 funds tracked by Wall St. Rank hold DGX as of Q1 2026.
- Citadel Advisors held 347,218 shares of Quest Diagnostics worth $68M as of Q1 2026.
- Citadel Advisors sold 78,018 Quest Diagnostics shares in Q1 2026, an estimated $15.2M.
- Quest Diagnostics made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #1103 holding.
- Citadel Advisors first reported a position in Quest Diagnostics in Q2 2013 and has held it in 49 quarters since.
- Citadel Advisors's Quest Diagnostics position peaked at $165M in Q4 2014.
- 1,063 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.