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
2025 Q4	–	Sell	-8,444	Closed	-$249K	–	1913
2025 Q3	$249K	Buy	+8,444	New	+$231K	0.04%	684
2023 Q2	–	Sell	-2,305	Closed	-$202K	–	3241
2023 Q1	$205K	Buy	+2,305	New	+$201K	﹤0.01%	2075
2022 Q3	–	Sell	-2,569	Closed	-$230K	–	2998
2022 Q2	$250K	Sell	2,569 -3,954	-61%	-$403K	0.01%	1465
2022 Q1	$734K	Buy	+6,523	New	+$695K	0.03%	768
2021 Q1	–	Sell	-1,836	Closed	-$330K	–	1559
2020 Q4	$330K	Buy	+1,836	New	+$408K	0.01%	967
2019 Q1	–	Sell	-9,357	Closed	-$457K	–	2323
2018 Q4	$457K	Buy	+9,357	New	+$559K	0.01%	1044

Other funds holding QDEL

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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 Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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.