A.R.T. Advisors’s QuidelOrtho QDEL Stock Holding History

A.R.T. Advisors’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
2019 Q4	–	Sell	-13,150	Closed	-$807K	–	1639
2019 Q3	$807K	Buy	+13,150	New	+$791K	0.04%	643
2018 Q4	–	Sell	-18,945	Closed	-$1.23M	–	1589
2018 Q3	$1.23M	Buy	18,945 +1,918	+11%	+$134K	0.06%	490
2018 Q2	$1.13M	Sell	17,027 -15,000	-47%	-$906K	0.05%	588
2018 Q1	$1.66M	Buy	+32,027	New	+$1.49M	0.07%	463
2017 Q4	–	Sell	-36,813	Closed	-$1.61M	–	1609
2017 Q3	$1.61M	Buy	36,813 +22,713	+161%	+$791K	0.08%	344
2017 Q2	$382K	Buy	+14,100	New	+$349K	0.02%	926
2016 Q2	–	Sell	-45,570	Closed	-$786K	–	1578
2016 Q1	$786K	Buy	45,570 +30,200	+196%	+$505K	0.04%	685
2015 Q4	$325K	Buy	+15,370	New	+$312K	0.02%	1029
2015 Q3	–	Sell	-15,151	Closed	-$347K	–	1542
2015 Q2	$347K	Buy	+15,151	New	+$353K	0.01%	1139
2013 Q3	–	Sell	-16,303	Closed	-$416K	–	1452
2013 Q2	$416K	Buy	+16,303	New	+$382K	0.01%	949

Other funds holding QDEL

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

BCM

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

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

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

OIM

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

FAM

Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return

ACH

ArrowMark Colorado Holdings Denver, Colorado $2.4B AUM 42.85% 1-Year Est. Return

Macquarie Group Sydney, NSW 2000, Australia $23.2B AUM 40.19% 1-Year Est. Return

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

Norges Bank Oslo, Norway $1T AUM

A.R.T. Advisors's QDEL Position: Q4 2019 in Review

A.R.T. Advisors sold out of QuidelOrtho (QDEL) in Q4 2019, closing a stake of 13,150 shares — an estimated $807K sold.

A.R.T. Advisors first reported a position in QDEL in Q2 2013 and held it in 10 quarters. The position peaked at $1.66M in Q1 2018. 167 funds tracked by Wall St. Rank hold QDEL as of Q4 2019.

A.R.T. Advisors reported no remaining QuidelOrtho position as of Q4 2019 after selling out during the quarter.
A.R.T. Advisors sold 13,150 QuidelOrtho shares in Q4 2019, an estimated $807K.
A.R.T. Advisors first reported a position in QuidelOrtho in Q2 2013 and held it in 10 quarters.
A.R.T. Advisors's QuidelOrtho position peaked at $1.66M in Q1 2018.
167 funds tracked by Wall St. Rank held QuidelOrtho as of Q4 2019.

Based on A.R.T. Advisors's 13F filing for Q4 2019, filed 14 Feb 2020.