Rock Springs Capital Management’s Arvinas ARVN Stock Holding History

Rock Springs Capital Management’s Portfolio ARVN Stock Details ARVN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2022 Q4	–	Sell	-280,100	Closed	-$12.5M	–	122
2022 Q3	$12.5M	Hold	280,100	–	–	0.32%	70
2022 Q2	$11.8M	Sell	280,100 -177,500	-39%	-$8.91M	0.34%	70
2022 Q1	$30.8M	Buy	457,600 +400	+0.1%	+$27.3K	0.78%	43
2021 Q4	$37.6M	Sell	457,200 -120,300	-21%	-$9.79M	0.87%	39
2021 Q3	$47.5M	Sell	577,500 -48,600	-8%	-$4.3M	1%	33
2021 Q2	$48.2M	Buy	626,100 +4,300	+0.7%	+$299K	0.95%	33
2021 Q1	$41.1M	Sell	621,800 -124,200	-17%	-$9.5M	0.9%	38
2020 Q4	$63.4M	Buy	746,000 +264,532	+55%	+$9.12M	1.34%	21
2020 Q3	$11.4M	Hold	481,468	–	–	0.29%	94
2020 Q2	$16.1M	Buy	481,468 +196,468	+69%	+$8.34M	0.44%	75
2020 Q1	$11.5M	Buy	285,000 +35,000	+14%	+$1.64M	0.47%	69
2019 Q4	$10.3M	Buy	250,000 +100,000	+67%	+$2.93M	0.32%	84
2019 Q3	$3.23M	Hold	150,000	–	–	0.13%	119
2019 Q2	$3.3M	Hold	150,000	–	–	0.12%	120
2019 Q1	$2.21M	Hold	150,000	–	–	0.09%	119
2018 Q4	$1.93M	Hold	150,000	–	–	0.09%	122
2018 Q3	$2.53M	Buy	+150,000	New	+$2.47M	0.09%	132

Other funds holding ARVN

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

APM

Avidity Partners Management Dallas, Texas $936M AUM 195% 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

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

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

Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

NLVP

New Leaf Venture Partners New York $43M AUM 25.55% 1-Year Est. Return

ACH

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

Rock Springs Capital Management's ARVN Position: Q4 2022 in Review

Rock Springs Capital Management sold out of Arvinas (ARVN) in Q4 2022, closing a stake of 280,100 shares — an estimated $12.5M sold.

Rock Springs Capital Management first reported a position in ARVN in Q3 2018 and held it in 17 quarters. The position peaked at $63.4M in Q4 2020. 162 funds tracked by Wall St. Rank hold ARVN as of Q4 2022.

Rock Springs Capital Management reported no remaining Arvinas position as of Q4 2022 after selling out during the quarter.
Rock Springs Capital Management sold 280,100 Arvinas shares in Q4 2022, an estimated $12.5M.
Rock Springs Capital Management first reported a position in Arvinas in Q3 2018 and held it in 17 quarters.
Rock Springs Capital Management's Arvinas position peaked at $63.4M in Q4 2020.
162 funds tracked by Wall St. Rank held Arvinas as of Q4 2022.

Based on Rock Springs Capital Management's 13F filing for Q4 2022, filed 14 Feb 2023.