Assenagon Asset Management
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Assenagon Asset Management’s Quest Diagnostics DGX Stock Holding History

Assenagon Asset 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
Q2 		$3.27M Buy
15,405
+4,334
+39% +$851K ﹤0.01% 751
2026
Q1 		$2.17M Sell
11,071
-13,878
-56% -$2.7M ﹤0.01% 764
2025
Q4 		$4.33M Buy
24,949
+19,361
+346% +$3.53M 0.01% 673
2025
Q3 		$1.06M Sell
5,588
-15,248
-73% -$2.71M ﹤0.01% 923
2025
Q2 		$3.74M Buy
20,836
+984
+5% +$171K 0.01% 629
2025
Q1 		$3.36M Sell
19,852
-108,588
-85% -$17.8M 0.01% 622
2024
Q4 		$19.4M Buy
128,440
+108,224
+535% +$16.8M 0.03% 364
2024
Q3 		$3.14M Sell
20,216
-29,152
-59% -$4.35M 0.01% 830
2024
Q2 		$6.76M Buy
49,368
+43,569
+751% +$5.97M 0.02% 542
2024
Q1 		$772K Sell
5,799
-46,904
-89% -$6.09M ﹤0.01% 1111
2023
Q4 		$7.27M Buy
52,703
+32,035
+155% +$4.21M 0.02% 538
2023
Q3 		$2.52M Buy
20,668
+301
+1% +$40.1K 0.01% 774
2023
Q2 		$2.86M Buy
20,367
+115
+0.6% +$15.9K 0.01% 637
2023
Q1 		$2.87M Buy
20,252
+1,513
+8% +$216K 0.01% 723
2022
Q4 		$2.93M Sell
18,739
-811
-4% -$117K 0.01% 686
2022
Q3 		$2.4M Buy
19,550
+2,105
+12% +$277K 0.01% 652
2022
Q2 		$2.32M Buy
17,445
+901
+5% +$123K 0.01% 782
2022
Q1 		$2.26M Sell
16,544
-9,302
-36% -$1.3M 0.01% 793
2021
Q4 		$4.47M Buy
25,846
+11,515
+80% +$1.75M 0.01% 553
2021
Q3 		$2.08M Buy
14,331
+527
+4% +$77.1K 0.01% 681
2021
Q2 		$1.82M Buy
13,804
+605
+5% +$79.2K 0.01% 709
2021
Q1 		$1.69M Buy
13,199
+738
+6% +$90.9K 0.01% 753
2020
Q4 		$1.49M Buy
12,461
+1,513
+14% +$184K 0.01% 604
2020
Q3 		$1.25M Sell
10,948
-8,306
-43% -$981K 0.01% 724
2020
Q2 		$2.19M Buy
19,254
+8,787
+84% +$932K 0.01% 569
2020
Q1 		$841K Sell
10,467
-1,045
-9% -$108K 0.01% 568
2019
Q4 		$1.23M Buy
+11,512
New +$1.2M 0.01% 541
2019
Q2 		– Sell
-7,013
Closed -$631K – 1035
2019
Q1 		$631K Sell
7,013
-17,210
-71% -$1.49M 0.01% 775
2018
Q4 		$2.02M Buy
+24,223
New +$2.27M 0.02% 443

Other funds holding DGX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return

Assenagon Asset Management's DGX Position: Q2 2026 in Review

Assenagon Asset Management increased its Quest Diagnostics (DGX) stake by 39% in Q2 2026, buying an estimated $851K and bringing the position to 15,405 shares worth $3.27M. The position accounts for ﹤0.01% of the portfolio, ranked #751.

Assenagon Asset Management first reported a position in DGX in Q4 2018 and has held it in 29 quarters since. The position peaked at $19.4M in Q4 2024. 1,100 funds tracked by Wall St. Rank hold DGX as of Q2 2026.

  • Assenagon Asset Management held 15,405 shares of Quest Diagnostics worth $3.27M as of Q2 2026.
  • Assenagon Asset Management bought 4,334 Quest Diagnostics shares in Q2 2026, an estimated $851K.
  • Quest Diagnostics made up ﹤0.01% of Assenagon Asset Management's portfolio in Q2 2026, its #751 holding.
  • Assenagon Asset Management first reported a position in Quest Diagnostics in Q4 2018 and has held it in 29 quarters since.
  • Assenagon Asset Management's Quest Diagnostics position peaked at $19.4M in Q4 2024.
  • 1,100 funds tracked by Wall St. Rank held Quest Diagnostics as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.