Avidity Partners Management’s Seagen Inc. Common Stock SGEN Stock Holding History

Avidity Partners Management’s Portfolio SGEN Stock Details SGEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2022 Q4	–	Sell	-445,500	Closed	-$61M	–	111
2022 Q3	$61M	Sell	445,500 -104,500	-19%	-$17M	1.24%	28
2022 Q2	$97.3M	Buy	550,000 +450,000	+450%	+$64.8M	2.23%	20
2022 Q1	$14.4M	Sell	100,000 -585,000	-85%	-$79.1M	0.3%	58
2021 Q4	$106M	Buy	685,000 +148,000	+28%	+$24.8M	2.25%	17
2021 Q3	$91.2M	Sell	537,000 -103,000	-16%	-$16M	2.02%	12
2021 Q2	$101M	Buy	640,000 +62,100	+11%	+$9.23M	2.73%	9
2021 Q1	$80.2M	Buy	+577,900	New	+$93.1M	2.22%	12
2020 Q4	–	Sell	-531,100	Closed	-$104M	–	117
2020 Q3	$104M	Buy	531,100 +280,200	+112%	+$46.9M	4.82%	3
2020 Q2	$42.6M	Sell	250,900 -329,100	-57%	-$49.1M	2.73%	9
2020 Q1	$66.9M	Buy	+580,000	New	+$64.2M	9.25%	1

Other funds holding SGEN

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 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

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

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

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

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

Avidity Partners Management's SGEN Position: Q4 2022 in Review

Avidity Partners Management sold out of Seagen Inc. Common Stock (SGEN) in Q4 2022, closing a stake of 445,500 shares — an estimated $61M sold.

Avidity Partners Management first reported a position in SGEN in Q1 2020 and held it in 10 quarters. The position peaked at $106M in Q4 2021. 537 funds tracked by Wall St. Rank hold SGEN as of Q4 2022.

Avidity Partners Management reported no remaining Seagen Inc. Common Stock position as of Q4 2022 after selling out during the quarter.
Avidity Partners Management sold 445,500 Seagen Inc. Common Stock shares in Q4 2022, an estimated $61M.
Avidity Partners Management first reported a position in Seagen Inc. Common Stock in Q1 2020 and held it in 10 quarters.
Avidity Partners Management's Seagen Inc. Common Stock position peaked at $106M in Q4 2021.
537 funds tracked by Wall St. Rank held Seagen Inc. Common Stock as of Q4 2022.

Based on Avidity Partners Management's 13F filing for Q4 2022, filed 14 Feb 2023.