Magnetar Financial’s Acceleron Pharma XLRN Stock Holding History

Magnetar Financial’s Portfolio XLRN Stock Details XLRN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q4	–	Sell	-831,663	Closed	-$143M	–	1698
2021 Q3	$143M	Buy	+831,663	New	+$109M	1.46%	12
2020 Q3	–	Sell	-2,444	Closed	-$233K	–	770
2020 Q2	$233K	Buy	+2,444	New	+$236K	0.01%	373

Magnetar Financial's XLRN Position: Q4 2021 in Review

Magnetar Financial sold out of Acceleron Pharma (XLRN) in Q4 2021, closing a stake of 831,663 shares — an estimated $143M sold.

Magnetar Financial first reported a position in XLRN in Q2 2020 and held it in 2 quarters. The position peaked at $143M in Q3 2021. 1 fund tracked by Wall St. Rank holds XLRN as of Q4 2021.

Magnetar Financial reported no remaining Acceleron Pharma position as of Q4 2021 after selling out during the quarter.
Magnetar Financial sold 831,663 Acceleron Pharma shares in Q4 2021, an estimated $143M.
Magnetar Financial first reported a position in Acceleron Pharma in Q2 2020 and held it in 2 quarters.
Magnetar Financial's Acceleron Pharma position peaked at $143M in Q3 2021.
1 fund tracked by Wall St. Rank held Acceleron Pharma as of Q4 2021.

Based on Magnetar Financial's 13F filing for Q4 2021, filed 14 Feb 2022.