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Two Sigma Securities’s QuidelOrtho QDEL Stock Holding History

Two Sigma Securities’s Portfolio QDEL Stock Details QDEL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q1 		– Sell
-2,800
Closed -$206K – 3522
2023
Q4 		$206K Sell
2,800
-4,500
-62% -$304K ﹤0.01% 2380
2023
Q3 		$533K Buy
7,300
+1,400
+24% +$112K 0.01% 1489
2023
Q2 		$489K Buy
5,900
+3,600
+157% +$315K 0.01% 1453
2023
Q1 		$205K Sell
2,300
-200
-8% -$17.4K ﹤0.01% 2078
2022
Q4 		$214K Sell
2,500
-3,400
-58% -$288K 0.01% 1891
2022
Q3 		$422K Buy
+5,900
New +$528K 0.01% 1245
2022
Q2 		– Sell
-14,100
Closed -$1.59M – 2739
2022
Q1 		$1.59M Buy
+14,100
New +$1.5M 0.06% 426

Other funds holding QDEL

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
NM
Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Two Sigma Securities's QDEL Position: Q4 2025 in Review

Two Sigma Securities sold out of QuidelOrtho (QDEL) in Q4 2025, closing a stake of 8,444 shares — an estimated $249K sold.

Two Sigma Securities first reported a position in QDEL in Q4 2018 and held it in 6 quarters. The position peaked at $734K in Q1 2022. 243 funds tracked by Wall St. Rank hold QDEL as of Q4 2025.

  • Two Sigma Securities reported no remaining QuidelOrtho position as of Q4 2025 after selling out during the quarter.
  • Two Sigma Securities sold 8,444 QuidelOrtho shares in Q4 2025, an estimated $249K.
  • Two Sigma Securities first reported a position in QuidelOrtho in Q4 2018 and held it in 6 quarters.
  • Two Sigma Securities's QuidelOrtho position peaked at $734K in Q1 2022.
  • 243 funds tracked by Wall St. Rank held QuidelOrtho as of Q4 2025.

Based on Two Sigma Securities's 13F filing for Q4 2025, filed 17 Feb 2026.