MARSHALL WACE, LLP

Position in EXTR — Extreme Networks Inc

CIK 1318757 LONDON, X0

Position in EXTR

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$4,252,333

-$2,560,130 QoQ

Shares Held

281,985

-31.1% QoQ

Ownership

0.216%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2022

11 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 100.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

MARSHALL WACE, LLP holds $536,545,247 across 30 Communication Equipment names. EXTR ranks #13 (0.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LITE	Lumentum Holdings Inc.	299,669	$210,595,385
2	NOK	Nokia Corp	9,974,079	$80,191,594
3	CIEN	Ciena Corp	125,977	$48,908,049
4	ONDS	Ondas Inc.	4,873,710	$44,058,338
5	CSCO	Cisco Systems, Inc.	403,502	$31,307,720
6	ASTS	AST SpaceMobile, Inc.	239,196	$19,822,170
7	AAOI	Applied Optoelectronics, Inc.	179,422	$15,177,305
8	ERIC	Ericsson Lm Telephone Co	1,291,573	$14,556,027

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,252,333	281,985	-31.1%	Shares	Other	2026-05-15
2025-12-31	$6,812,463	409,157	+14.2%	Shares	Other	2026-02-13
2025-09-30	$7,397,821	358,248	-13.4%	Shares	Other	2025-11-13
2025-06-30	$7,428,444	413,841	+112.6%	Shares	Other	2025-08-13
2025-03-31	$2,575,470	194,669	+187.8%	Shares	Other	2025-05-15
2024-12-31	$1,132,376	67,645	-70.9%	Shares	Other	2025-02-13
2024-09-30	$3,491,544	232,305	+891.5%	Shares	Other	2024-11-14
2024-06-30	$315,120	23,429	-87.2%	Shares	Other	2024-08-14
2024-03-31	$2,105,184	182,425	+196.1%	Shares	Other	2024-05-15
2023-03-31	$1,177,964	61,609	+213.5%	Shares	Other	2023-05-15
2022-12-31	$359,846	19,653	—	Shares	Other	2023-02-14
No filing history on record for this holder in this stock.