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Tidemark’s Quest Diagnostics DGX Stock Holding History

Tidemark’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 		$212 Buy
+1
New +$196 ﹤0.01% 908
2024
Q2 		– Sell
-39
Closed -$5.19K – 646
2024
Q1 		$5.19K Hold
39
– – ﹤0.01% 507
2023
Q4 		$5.38K Buy
+39
New +$5.13K ﹤0.01% 494

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

Tidemark's DGX Position: Q2 2026 in Review

Tidemark opened a new position in Quest Diagnostics (DGX) in Q2 2026: 1 share worth $212. The stake represents ﹤0.01% of the portfolio and ranks #908 among its holdings. This is a return to the name: Tidemark previously reported a position in DGX as recently as Q1 2024.

Tidemark first reported a position in DGX in Q4 2023 and has held it in 3 quarters since. The position peaked at $5.38K in Q4 2023. 1,109 funds tracked by Wall St. Rank hold DGX as of Q2 2026.

  • Tidemark held 1 share of Quest Diagnostics worth $212 as of Q2 2026.
  • Quest Diagnostics was a new Tidemark position in Q2 2026.
  • Quest Diagnostics made up ﹤0.01% of Tidemark's portfolio in Q2 2026, its #908 holding.
  • Tidemark first reported a position in Quest Diagnostics in Q4 2023 and has held it in 3 quarters since.
  • Tidemark's Quest Diagnostics position peaked at $5.38K in Q4 2023.
  • 1,109 funds tracked by Wall St. Rank held Quest Diagnostics as of Q2 2026.

Based on Tidemark's 13F filing for Q2 2026, filed 10 Aug 2026.