Linden Thomas Advisory Services’s QuidelOrtho QDEL Stock Holding History

Linden Thomas Advisory Services’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
2026 Q3	–	Sell	-10,806	Closed	-$189K	–	565
2026 Q2	$189K	Sell	10,806 -97	-0.9%	-$1.28K	0.02%	540
2026 Q1	$179K	Buy	+10,903	New	+$268K	0.02%	529
2023 Q3	–	Sell	-13,788	Closed	-$1.14M	–	413
2023 Q2	$1.14M	Buy	13,788 +114	+0.8%	+$10K	0.25%	171
2023 Q1	$1.22M	Buy	13,674 +564	+4%	+$49.1K	0.3%	140
2022 Q4	$1.12M	Buy	+13,110	New	+$1.11M	0.32%	136

Other funds holding QDEL

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Private Management Group Irvine, California $3.63B AUM 11.02% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Gagnon Securities New York $577M AUM 61.61% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Thompson Siegel & Walmsley Richmond, Virginia $5.37B AUM 3.99% 1-Year Est. Return

Skylands Capital Milwaukee, Wisconsin $762M AUM 14.92% 1-Year Est. Return

Public Sector Pension Investment Board (PSP Investments) Montreal, Quebec, Canada $45.4B AUM 34.02% 1-Year Est. Return

Edgestream Partners Princeton, New Jersey $3.73B AUM 11.34% 1-Year Est. Return

Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return

Linden Thomas Advisory Services's QDEL Position: Q3 2026 in Review

Linden Thomas Advisory Services sold out of QuidelOrtho (QDEL) in Q3 2026, closing a stake of 10,806 shares — an estimated $189K sold.

Linden Thomas Advisory Services first reported a position in QDEL in Q4 2022 and held it in 5 quarters. The position peaked at $1.22M in Q1 2023. 119 funds tracked by Wall St. Rank hold QDEL as of Q3 2026.

Linden Thomas Advisory Services reported no remaining QuidelOrtho position as of Q3 2026 after selling out during the quarter.
Linden Thomas Advisory Services sold 10,806 QuidelOrtho shares in Q3 2026, an estimated $189K.
Linden Thomas Advisory Services first reported a position in QuidelOrtho in Q4 2022 and held it in 5 quarters.
Linden Thomas Advisory Services's QuidelOrtho position peaked at $1.22M in Q1 2023.
119 funds tracked by Wall St. Rank held QuidelOrtho as of Q3 2026.

Based on Linden Thomas Advisory Services's 13F filing for Q3 2026, filed 19 Oct 2026.