AllianceBernstein’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
$118M Buy
681,158
+48,751
+8% +$9.47M 0.04% 338
2025
Q4
$110M Sell
632,407
-2,366
-0.4% -$431K 0.03% 362
2025
Q3
$121M Sell
634,773
-607,082
-49% -$108M 0.04% 335
2025
Q2
$223M Buy
1,241,855
+64,283
+5% +$11.2M 0.07% 202
2025
Q1
$199M Buy
1,177,572
+84,530
+8% +$13.9M 0.07% 211
2024
Q4
$165M Buy
1,093,042
+497,995
+84% +$77.5M 0.06% 257
2024
Q3
$92.4M Buy
595,047
+115,449
+24% +$17.2M 0.03% 442
2024
Q2
$65.6M Buy
479,598
+20,724
+5% +$2.84M 0.02% 529
2024
Q1
$61.1M Sell
458,874
-176,899
-28% -$23M 0.02% 546
2023
Q4
$87.7M Sell
635,773
-214,000
-25% -$28.1M 0.03% 439
2023
Q3
$104M Buy
849,773
+58,593
+7% +$7.81M 0.04% 366
2023
Q2
$111M Buy
791,180
+75,520
+11% +$10.4M 0.05% 366
2023
Q1
$101M Sell
715,660
-9,826
-1% -$1.41M 0.04% 382
2022
Q4
$113M Buy
725,486
+99,300
+16% +$14.3M 0.05% 347
2022
Q3
$76.8M Sell
626,186
-41,928
-6% -$5.52M 0.04% 428
2022
Q2
$88.8M Buy
668,114
+78,172
+13% +$10.7M 0.04% 406
2022
Q1
$80.7M Buy
589,942
+2,611
+0.4% +$364K 0.03% 462
2021
Q4
$102M Sell
587,331
-401,537
-41% -$61.1M 0.04% 435
2021
Q3
$144M Sell
988,868
-57,915
-6% -$8.47M 0.06% 320
2021
Q2
$138M Buy
1,046,783
+62,321
+6% +$8.16M 0.06% 331
2021
Q1
$126M Sell
984,462
-169,281
-15% -$20.9M 0.06% 339
2020
Q4
$137M Buy
1,153,743
+98,272
+9% +$12M 0.06% 286
2020
Q3
$121M Buy
1,055,471
+146,268
+16% +$17.3M 0.07% 269
2020
Q2
$104M Sell
909,203
-440,556
-33% -$46.7M 0.06% 303
2020
Q1
$108M Buy
1,349,759
+94,193
+8% +$9.75M 0.08% 234
2019
Q4
$134M Buy
1,255,566
+376,237
+43% +$39.2M 0.08% 245
2019
Q3
$94.1M Buy
879,329
+396,741
+82% +$40.7M 0.06% 326
2019
Q2
$49.1M Buy
482,588
+2,454
+0.5% +$236K 0.03% 544
2019
Q1
$43.2M Sell
480,134
-67,957
-12% -$5.89M 0.03% 568
2018
Q4
$45.6M Buy
548,091
+44,772
+9% +$4.2M 0.03% 506
2018
Q3
$54.3M Buy
503,319
+1,403
+0.3% +$154K 0.04% 485
2018
Q2
$55.2M Sell
501,916
-1,380,114
-73% -$144M 0.04% 469
2018
Q1
$189M Buy
1,882,030
+65,045
+4% +$6.66M 0.14% 155
2017
Q4
$179M Buy
1,816,985
+280,401
+18% +$26.6M 0.13% 166
2017
Q3
$144M Buy
1,536,584
+392,080
+34% +$41.6M 0.11% 176
2017
Q2
$127M Buy
1,144,504
+494,535
+76% +$52.3M 0.1% 209
2017
Q1
$63.8M Buy
649,969
+150,185
+30% +$14.3M 0.05% 406
2016
Q4
$45.9M Buy
499,784
+8,199
+2% +$707K 0.04% 476
2016
Q3
$41.6M Buy
491,585
+660
+0.1% +$55.4K 0.04% 500
2016
Q2
$40M Sell
490,925
-87,287
-15% -$6.65M 0.03% 481
2016
Q1
$41.3M Buy
578,212
+7,582
+1% +$508K 0.04% 479
2015
Q4
$40.6M Sell
570,630
-23,377
-4% -$1.57M 0.03% 499
2015
Q3
$36.5M Buy
594,007
+29,078
+5% +$2.03M 0.03% 510
2015
Q2
$41M Buy
564,929
+41,744
+8% +$3.08M 0.03% 524
2015
Q1
$40.2M Buy
523,185
+205,710
+65% +$14.7M 0.03% 535
2014
Q4
$21.3M Buy
317,475
+30,777
+11% +$1.94M 0.02% 678
2014
Q3
$17.4M Buy
286,698
+877
+0.3% +$54K 0.01% 727
2014
Q2
$16.8M Buy
285,821
+6,143
+2% +$360K 0.01% 749
2014
Q1
$16.2M Sell
279,678
-13,737
-5% -$736K 0.01% 717
2013
Q4
$15.7M Sell
293,415
-22,196
-7% -$1.32M 0.01% 729
2013
Q3
$19.5M Buy
315,611
+14,124
+5% +$845K 0.02% 656
2013
Q2
$18.3M Buy
+301,487
New +$18M 0.02% 662

Other funds holding DGX

AllianceBernstein's DGX Position: Q1 2026 in Review

AllianceBernstein increased its Quest Diagnostics (DGX) stake by 7.7% in Q1 2026, buying an estimated $9.47M and bringing the position to 681,158 shares worth $118M. The position accounts for 0.04% of the portfolio, ranked #338.

AllianceBernstein first reported a position in DGX in Q2 2013 and has held it in 52 quarters since. The position peaked at $223M in Q2 2025. 1,063 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • AllianceBernstein held 681,158 shares of Quest Diagnostics worth $118M as of Q1 2026.
  • AllianceBernstein bought 48,751 Quest Diagnostics shares in Q1 2026, an estimated $9.47M.
  • Quest Diagnostics made up 0.04% of AllianceBernstein's portfolio in Q1 2026, its #338 holding.
  • AllianceBernstein first reported a position in Quest Diagnostics in Q2 2013 and has held it in 52 quarters since.
  • AllianceBernstein's Quest Diagnostics position peaked at $223M in Q2 2025.
  • 1,063 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

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