GAMMA Investing’s Mattel MAT Stock Holding History

GAMMA Investing’s Portfolio MAT Stock Details MAT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$41.8K	Sell	3,014 -3,845	-56%	-$56.2K	﹤0.01%	2422
2026 Q1	$99.7K	Sell	6,859 -2,485	-27%	-$45.3K	﹤0.01%	1682
2025 Q4	$185K	Buy	9,344 +693	+8%	+$13.4K	0.01%	1100
2025 Q3	$146K	Sell	8,651 -1,555	-15%	-$28.3K	0.01%	1202
2025 Q2	$201K	Buy	10,206 +5,148	+102%	+$91.6K	0.01%	916
2025 Q1	$98.3K	Buy	5,058 +1,517	+43%	+$30.1K	0.01%	1272
2024 Q4	$62.8K	Buy	3,541 +744	+27%	+$14.1K	0.01%	1480
2024 Q3	$53.3K	Buy	2,797 +775	+38%	+$14.3K	0.01%	1450
2024 Q2	$32.9K	Buy	2,022 +1,052	+108%	+$19.1K	﹤0.01%	1499
2024 Q1	$19.2K	Buy	970 +320	+49%	+$6.06K	﹤0.01%	1676
2023 Q4	$11.6K	Buy	+650	New	+$12.6K	﹤0.01%	1824

Other funds holding MAT

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

LSERS

Louisiana State Employees Retirement System Baton Rouge, Louisiana $6.74B AUM 53.06% 1-Year Est. Return

YCM

Yousif Capital Management Bloomfield Hills, Michigan $8.94B AUM 42.6% 1-Year Est. Return

SOADOR

State of Alaska Department of Revenue Juneau, Alaska $10.1B AUM 42.83% 1-Year Est. Return

COPPSERS

Commonwealth of Pennsylvania Public School Employees Retirement System Harrisburg, Pennsylvania $20.6B AUM 37.37% 1-Year Est. Return

OTL

Oak Thistle LLC New York $1.03B AUM 26.06% 1-Year Est. Return

PFS

Prospera Financial Services Dallas, Texas $6.89B AUM 37.41% 1-Year Est. Return

TIM

Thompson Investment Management Madison, Wisconsin $872M AUM 35.59% 1-Year Est. Return

Envestnet Portfolio Solutions Chicago, Illinois $20.9B AUM 19.34% 1-Year Est. Return

GAMMA Investing's MAT Position: Q2 2026 in Review

GAMMA Investing reduced its Mattel (MAT) stake by 56% in Q2 2026, selling an estimated $56.2K and leaving 3,014 shares worth $41.8K. The position accounts for ﹤0.01% of the portfolio, ranked #2422.

GAMMA Investing first reported a position in MAT in Q4 2023 and has held it in 11 quarters since. The position peaked at $201K in Q2 2025. 55 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

GAMMA Investing held 3,014 shares of Mattel worth $41.8K as of Q2 2026.
GAMMA Investing sold 3,845 Mattel shares in Q2 2026, an estimated $56.2K.
Mattel made up ﹤0.01% of GAMMA Investing's portfolio in Q2 2026, its #2422 holding.
GAMMA Investing first reported a position in Mattel in Q4 2023 and has held it in 11 quarters since.
GAMMA Investing's Mattel position peaked at $201K in Q2 2025.
55 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on GAMMA Investing's 13F filing for Q2 2026, filed 7 Jul 2026.