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Harbor Investment Advisory’s Quest Diagnostics DGX Stock Holding History

Harbor Investment Advisory’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
Q3 		$31.5K Buy
135
+19
+16% +$4.39K ﹤0.01% 868
2026
Q2 		$24.6K Hold
116
– – ﹤0.01% 904
2026
Q1 		$22.7K Sell
116
-40
-26% -$7.77K ﹤0.01% 764
2025
Q4 		$27.1K Buy
156
+83
+114% +$15.1K ﹤0.01% 773
2025
Q3 		$13.9K Hold
73
– – ﹤0.01% 850
2025
Q2 		$13.1K Hold
73
– – ﹤0.01% 842
2025
Q1 		$12.4K Hold
73
– – ﹤0.01% 826
2024
Q4 		$11K Hold
73
– – ﹤0.01% 845
2024
Q3 		$11.3K Sell
73
-1
-1% -$149 ﹤0.01% 845
2024
Q2 		$10.1K Sell
74
-8
-10% -$1.1K ﹤0.01% 855
2024
Q1 		$10.9K Buy
82
+9
+12% +$1.17K ﹤0.01% 847
2023
Q4 		$10.1K Hold
73
– – ﹤0.01% 828
2023
Q3 		$8.9K Hold
73
– – ﹤0.01% 835
2023
Q2 		$10.3K Hold
73
– – ﹤0.01% 1020
2023
Q1 		$10.3K Hold
73
– – ﹤0.01% 1023
2022
Q4 		$11.4K Hold
73
– – ﹤0.01% 998
2022
Q3 		$9K Hold
73
– – ﹤0.01% 1054
2022
Q2 		$10K Hold
73
– – ﹤0.01% 1031
2022
Q1 		$10K Sell
73
-16
-18% -$2.23K ﹤0.01% 1049
2021
Q4 		$15K Sell
89
-159
-64% -$24.2K ﹤0.01% 984
2021
Q3 		$36K Hold
248
– – ﹤0.01% 824
2021
Q2 		$33K Hold
248
– – ﹤0.01% 811
2021
Q1 		$32K Sell
248
-258
-51% -$31.8K ﹤0.01% 781
2020
Q4 		$60K Sell
506
-1,299
-72% -$158K 0.01% 584
2020
Q3 		$207K Sell
1,805
-619
-26% -$73.1K 0.04% 273
2020
Q2 		$276K Buy
2,424
+1,735
+252% +$184K 0.06% 221
2020
Q1 		$55K Buy
689
+85
+14% +$8.8K 0.01% 390
2019
Q4 		$65K Buy
+604
New +$63K 0.02% 379

Other funds holding DGX

AIM
Artemis Investment Management Edinburgh, United Kingdom $11.5B AUM 61.77% 1-Year Est. Return
EB
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
JWM
JGP Wealth Management Bend, Oregon $1.13B AUM 26% 1-Year Est. Return
SC
Sapient Capital Indianapolis, Indiana $7.44B AUM 23.27% 1-Year Est. Return
MSV
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
TFA
Toth Financial Advisory Leesburg, Virginia $1B AUM 19.18% 1-Year Est. Return
CNB
Czech National Bank Prague, Czech Republic $18.9B AUM 36.24% 1-Year Est. Return
MPWT
MassMutual Private Wealth & Trust Windsor, Connecticut $3.79B AUM 19.33% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return
ZCI
Zevenbergen Capital Investments Edmonds, Washington $4.37B AUM 52.9% 1-Year Est. Return

Harbor Investment Advisory's DGX Position: Q3 2026 in Review

Harbor Investment Advisory increased its Quest Diagnostics (DGX) stake by 16% in Q3 2026, buying an estimated $4.39K and bringing the position to 135 shares worth $31.5K. The position accounts for ﹤0.01% of the portfolio, ranked #868.

Harbor Investment Advisory first reported a position in DGX in Q4 2019 and has held it in 28 quarters since. The position peaked at $276K in Q2 2020. 62 funds tracked by Wall St. Rank hold DGX as of Q3 2026.

  • Harbor Investment Advisory held 135 shares of Quest Diagnostics worth $31.5K as of Q3 2026.
  • Harbor Investment Advisory bought 19 Quest Diagnostics shares in Q3 2026, an estimated $4.39K.
  • Quest Diagnostics made up ﹤0.01% of Harbor Investment Advisory's portfolio in Q3 2026, its #868 holding.
  • Harbor Investment Advisory first reported a position in Quest Diagnostics in Q4 2019 and has held it in 28 quarters since.
  • Harbor Investment Advisory's Quest Diagnostics position peaked at $276K in Q2 2020.
  • 62 funds tracked by Wall St. Rank held Quest Diagnostics as of Q3 2026.

Based on Harbor Investment Advisory's 13F filing for Q3 2026, filed 13 Oct 2026.