Lee Ainslie’s Extreme Networks EXTR Stock Holding History

Lee Ainslie’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	$466K	Buy	+14,383	New	+$347K	﹤0.01%	172
2025 Q2	–	Sell	-20,064	Closed	-$265K	–	267
2025 Q1	$265K	Sell	20,064 -11,953	-37%	-$187K	﹤0.01%	235
2024 Q4	$536K	Buy	+32,017	New	+$518K	0.01%	135
2024 Q2	–	Sell	-12,113	Closed	-$140K	–	342
2024 Q1	$140K	Sell	12,113 -52,001	-81%	-$709K	﹤0.01%	403
2023 Q4	$1.13M	Buy	+64,114	New	+$1.21M	0.02%	115
2020 Q3	–	Sell	-203,176	Closed	-$882K	–	613
2020 Q2	$882K	Sell	203,176 -124,718	-38%	-$440K	0.02%	353
2020 Q1	$1.01M	Buy	327,894 +44,832	+16%	+$249K	0.02%	307
2019 Q4	$2.09M	Sell	283,062 -167,864	-37%	-$1.18M	0.03%	258
2019 Q3	$3.28M	Buy	450,926 +244,146	+118%	+$1.77M	0.05%	218
2019 Q2	$1.34M	Buy	+206,780	New	+$1.37M	0.02%	257

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

Lee Ainslie's EXTR Position: Q2 2026 in Review

Lee Ainslie opened a new position in Extreme Networks (EXTR) in Q2 2026: 14,383 shares worth $466K. The stake represents ﹤0.01% of the portfolio and ranks #172 among its holdings. This is a return to the name: Lee Ainslie previously reported a position in EXTR as recently as Q1 2025.

Lee Ainslie first reported a position in EXTR in Q2 2019 and has held it in 10 quarters since. The position peaked at $3.28M in Q3 2019. 341 funds tracked by Wall St. Rank hold EXTR as of Q2 2026.

Lee Ainslie held 14,383 shares of Extreme Networks worth $466K as of Q2 2026.
Extreme Networks was a new Lee Ainslie position in Q2 2026.
Extreme Networks made up ﹤0.01% of Lee Ainslie's portfolio in Q2 2026, its #172 holding.
Lee Ainslie first reported a position in Extreme Networks in Q2 2019 and has held it in 10 quarters since.
Lee Ainslie's Extreme Networks position peaked at $3.28M in Q3 2019.
341 funds tracked by Wall St. Rank held Extreme Networks as of Q2 2026.

Based on Maverick Capital's 13F filing for Q2 2026, filed 14 Aug 2026.