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

Vanguard 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 		$53.7M Buy
253,146
+26,416
+12% +$5.18M 0.04% 391
2026
Q1 		$44.4M Buy
+226,730
New +$44.1M 0.04% 391

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

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

Vanguard Asset Management increased its Quest Diagnostics (DGX) stake by 12% in Q2 2026, buying an estimated $5.18M and bringing the position to 253,146 shares worth $53.7M. The position accounts for 0.04% of the portfolio, ranked #391.

Vanguard Asset Management first reported a position in DGX in Q1 2026 and has held it in 2 quarters since. 1,046 funds tracked by Wall St. Rank hold DGX as of Q2 2026.

  • Vanguard Asset Management held 253,146 shares of Quest Diagnostics worth $53.7M as of Q2 2026.
  • Vanguard Asset Management bought 26,416 Quest Diagnostics shares in Q2 2026, an estimated $5.18M.
  • Quest Diagnostics made up 0.04% of Vanguard Asset Management's portfolio in Q2 2026, its #391 holding.
  • Vanguard Asset Management first reported a position in Quest Diagnostics in Q1 2026 and has held it in 2 quarters since.
  • 1,046 funds tracked by Wall St. Rank held Quest Diagnostics as of Q2 2026.

Based on Vanguard Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.