Magnetar Financial’s QuidelOrtho QDEL Stock Holding History

Magnetar Financial’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 Q2	–	Sell	-7,097	Closed	-$248K	–	1100
2025 Q1	$248K	Sell	7,097 -870,210	-99%	-$35.5M	﹤0.01%	613
2024 Q4	$39.1M	Buy	877,307 +592,307	+208%	+$24.2M	0.9%	36
2024 Q3	$13M	Buy	+285,000	New	+$11.5M	0.28%	82
2022 Q3	–	Sell	-324,518	Closed	-$31.5M	–	1479
2022 Q2	$31.5M	Buy	324,518 +192,851	+146%	+$19.7M	0.33%	46
2022 Q1	$14.8M	Buy	+131,667	New	+$14M	0.16%	135
2021 Q1	–	Sell	-2,815	Closed	-$506K	–	1173
2020 Q4	$506K	Buy	+2,815	New	+$626K	0.01%	561
2019 Q3	–	Sell	-43,485	Closed	-$2.58M	–	562
2019 Q2	$2.58M	Buy	+43,485	New	+$2.61M	0.05%	111

Other funds holding QDEL

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

RCMNY

Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Magnetar Financial's QDEL Position: Q2 2025 in Review

Magnetar Financial sold out of QuidelOrtho (QDEL) in Q2 2025, closing a stake of 7,097 shares — an estimated $248K sold.

Magnetar Financial first reported a position in QDEL in Q2 2019 and held it in 7 quarters. The position peaked at $39.1M in Q4 2024. 264 funds tracked by Wall St. Rank hold QDEL as of Q2 2025.

Magnetar Financial reported no remaining QuidelOrtho position as of Q2 2025 after selling out during the quarter.
Magnetar Financial sold 7,097 QuidelOrtho shares in Q2 2025, an estimated $248K.
Magnetar Financial first reported a position in QuidelOrtho in Q2 2019 and held it in 7 quarters.
Magnetar Financial's QuidelOrtho position peaked at $39.1M in Q4 2024.
264 funds tracked by Wall St. Rank held QuidelOrtho as of Q2 2025.

Based on Magnetar Financial's 13F filing for Q2 2025, filed 12 Aug 2025.