Magnetar Financial’s Micron Technology MU Stock Holding History

Magnetar Financial’s Portfolio MU Stock Details MU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	–	Sell	-400,000	Closed	-$7.11M	–	260
2016 Q3	$7.11M	Sell	400,000 -396,000	-50%	-$6.04M	0.1%	109
2016 Q2	$11M	Sell	796,000 -954,000	-55%	-$10.8M	0.18%	93
2016 Q1	$18.3M	Buy	1,750,000 +1,127,300	+181%	+$12.6M	0.28%	72
2015 Q4	$8.82M	Sell	622,700 -27,300	-4%	-$436K	0.1%	91
2015 Q3	$9.74M	Buy	650,000 +350,000	+117%	+$6.02M	0.13%	89
2015 Q2	$5.65M	Buy	+300,000	New	+$8M	0.08%	131
2013 Q4	–	Sell	-1,080,000	Closed	-$18.9M	–	338
2013 Q3	$18.9M	Buy	+1,080,000	New	+$15.7M	0.31%	83

Other funds holding MU

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

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

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Magnetar Financial's MU Position: Q1 2026 in Review

Magnetar Financial sold out of Micron Technology (MU) in Q1 2026, closing a stake of 10,555 shares — an estimated $3.01M sold.

Magnetar Financial first reported a position in MU in Q3 2020 and held it in 7 quarters. The position peaked at $3.01M in Q4 2025. 2,990 funds tracked by Wall St. Rank hold MU as of Q1 2026.

Magnetar Financial reported no remaining Micron Technology position as of Q1 2026 after selling out during the quarter.
Magnetar Financial sold 10,555 Micron Technology shares in Q1 2026, an estimated $3.01M.
Magnetar Financial first reported a position in Micron Technology in Q3 2020 and held it in 7 quarters.
Magnetar Financial's Micron Technology position peaked at $3.01M in Q4 2025.
2,990 funds tracked by Wall St. Rank held Micron Technology as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.