Magnetar Financial’s Extreme Networks EXTR Stock Holding History

Magnetar Financial’s Portfolio EXTR Stock Details EXTR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$504K	Sell	15,579 -62,496	-80%	-$1.51M	﹤0.01%	611
2026 Q1	$1.18M	Buy	78,075 +54,277	+228%	+$810K	0.01%	438
2025 Q4	$396K	Buy	23,798 +13,197	+124%	+$242K	﹤0.01%	607
2025 Q3	$219K	Sell	10,601 -1,984	-16%	-$39.4K	﹤0.01%	759
2025 Q2	$226K	Buy	+12,585	New	+$185K	﹤0.01%	774
2024 Q1	–	Sell	-58,666	Closed	-$1.03M	–	416
2023 Q4	$1.03M	Buy	58,666 +21,106	+56%	+$399K	0.03%	255
2023 Q3	$909K	Buy	+37,560	New	+$1.02M	0.02%	260
2019 Q3	–	Sell	-13,080	Closed	-$85K	–	512
2019 Q2	$85K	Buy	+13,080	New	+$86.4K	﹤0.01%	421

Other funds holding EXTR

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

PCMI

Paradigm Capital Management Inc Albany, New York $3.67B AUM 121.12% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Magnetar Financial's EXTR Position: Q2 2026 in Review

Magnetar Financial reduced its Extreme Networks (EXTR) stake by 80% in Q2 2026, selling an estimated $1.51M and leaving 15,579 shares worth $504K. The position accounts for ﹤0.01% of the portfolio, ranked #611.

Magnetar Financial first reported a position in EXTR in Q2 2019 and has held it in 8 quarters since. The position peaked at $1.18M in Q1 2026. 342 funds tracked by Wall St. Rank hold EXTR as of Q2 2026.

Magnetar Financial held 15,579 shares of Extreme Networks worth $504K as of Q2 2026.
Magnetar Financial sold 62,496 Extreme Networks shares in Q2 2026, an estimated $1.51M.
Extreme Networks made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #611 holding.
Magnetar Financial first reported a position in Extreme Networks in Q2 2019 and has held it in 8 quarters since.
Magnetar Financial's Extreme Networks position peaked at $1.18M in Q1 2026.
342 funds tracked by Wall St. Rank held Extreme Networks as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.