MARSHALL WACE, LLP

Position in MAT — Mattel Inc /De/

CIK 1318757 LONDON, X0

Position in MAT

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

Position Value

$54,147,192

+$53,877,468 QoQ

Shares Held

3,726,579

+27311.4% QoQ

Ownership

1.28%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

12 quarters on record

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

Consumer Cyclical · as of Mar 31, 2026

MARSHALL WACE, LLP holds $389,908,684 across 16 Leisure names. MAT ranks #3 (13.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AS	Amer Sports, Inc.	4,927,555	$162,215,109
2	HAS	Hasbro, Inc.	1,248,954	$116,902,093
3	MAT	Mattel Inc /De/ This page	3,726,579	$54,147,192
4	FUN	Six Flags Entertainment Corporation/NEW	1,522,292	$27,020,681
5	PRKS	United Parks & Resorts Inc.	214,767	$7,014,289
6	LTH	Life Time Group Holdings, Inc.	224,989	$6,061,203
7	FNKO	Funko, Inc.	1,381,380	$4,351,346
8	PLNT	Planet Fitness, Inc.	40,406	$3,005,398

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$54,147,192	3,726,579	+27311.4%	Shares	Other	2026-05-15
2025-12-31	$269,724	13,595	-87.1%	Shares	Other	2026-02-13
2025-09-30	$1,768,159	105,060	-91.6%	Shares	Other	2025-11-13
2025-06-30	$24,698,885	1,252,479	+672.5%	Shares	Other	2025-08-13
2024-06-30	$2,636,250	162,131	-88.7%	Shares	Other	2024-08-14
2024-03-31	$28,445,871	1,435,935	+2.4%	Shares	Other	2024-05-15
2023-12-31	$26,465,247	1,401,761	+86.8%	Shares	Other	2024-02-14
2023-09-30	$16,531,730	750,419	+75.9%	Shares	Other	2023-11-14
2023-03-31	$7,852,527	426,536	+317.0%	Shares	Other	2023-05-15
2020-09-30	$1,196,664	102,279	-92.1%	Shares	Sole	2020-11-16
2020-06-30	$12,561,716	1,299,040	-27.9%	Shares	Sole	2020-08-13
2020-03-31	$15,877,637	1,802,229	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.