Tamarack Advisers’s QuidelOrtho QDEL Stock Holding History

Tamarack Advisers’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
2020 Q4	–	Sell	-10,000	Closed	-$2.19M	–	49
2020 Q3	$2.19M	Buy	+10,000	New	+$2.23M	0.68%	29
2018 Q2	–	Sell	-165,000	Closed	-$8.55M	–	30
2018 Q1	$8.55M	Sell	165,000 -105,000	-39%	-$4.89M	4.07%	11
2017 Q4	$11.7M	Buy	270,000 +120,000	+80%	+$4.9M	6.39%	7
2017 Q3	$6.58M	Buy	+150,000	New	+$5.22M	4.03%	11

Other funds holding QDEL

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

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

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

BCM

Brown Capital Management Baltimore, Maryland $500M AUM 25.3% 1-Year Est. Return

OIM

Oracle Investment Management Greenwich, Connecticut $168M AUM 42.86% 1-Year Est. Return

FAM

Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

ACH

ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Tamarack Advisers's QDEL Position: Q4 2020 in Review

Tamarack Advisers sold out of QuidelOrtho (QDEL) in Q4 2020, closing a stake of 10,000 shares — an estimated $2.19M sold.

Tamarack Advisers first reported a position in QDEL in Q3 2017 and held it in 4 quarters. The position peaked at $11.7M in Q4 2017. 387 funds tracked by Wall St. Rank hold QDEL as of Q4 2020.

Tamarack Advisers reported no remaining QuidelOrtho position as of Q4 2020 after selling out during the quarter.
Tamarack Advisers sold 10,000 QuidelOrtho shares in Q4 2020, an estimated $2.19M.
Tamarack Advisers first reported a position in QuidelOrtho in Q3 2017 and held it in 4 quarters.
Tamarack Advisers's QuidelOrtho position peaked at $11.7M in Q4 2017.
387 funds tracked by Wall St. Rank held QuidelOrtho as of Q4 2020.

Based on Tamarack Advisers's 13F filing for Q4 2020, filed 10 Feb 2021.