RF
DGX icon

Rossby Financial’s Quest Diagnostics DGX Stock Holding History

Rossby Financial’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
Q1 		$147K Buy
745
+714
+2,303% +$139K 0.03% 448
2025
Q4 		$5.38K Sell
31
-85
-73% -$15.5K ﹤0.01% 1092
2025
Q3 		$21.1K Hold
116
– – 0.01% 709
2025
Q2 		$20.8K Hold
116
– – 0.01% 645
2025
Q1 		$20.2K Buy
+116
New +$19.1K 0.01% 621

Other funds holding DGX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Rossby Financial's DGX Position: Q1 2026 in Review

Rossby Financial increased its Quest Diagnostics (DGX) stake by 2,303% in Q1 2026, buying an estimated $139K and bringing the position to 745 shares worth $147K. The position accounts for 0.03% of the portfolio, ranked #448.

Rossby Financial first reported a position in DGX in Q1 2025 and has held it in 5 quarters since. 1,064 funds tracked by Wall St. Rank hold DGX as of Q1 2026.

  • Rossby Financial held 745 shares of Quest Diagnostics worth $147K as of Q1 2026.
  • Rossby Financial bought 714 Quest Diagnostics shares in Q1 2026, an estimated $139K.
  • Quest Diagnostics made up 0.03% of Rossby Financial's portfolio in Q1 2026, its #448 holding.
  • Rossby Financial first reported a position in Quest Diagnostics in Q1 2025 and has held it in 5 quarters since.
  • 1,064 funds tracked by Wall St. Rank held Quest Diagnostics as of Q1 2026.

Based on Rossby Financial's 13F filing for Q1 2026, filed 11 May 2026.