Quadrature Capital’s Mattel MAT Stock Holding History

Quadrature Capital’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	$249K	Sell	17,907 -9,257	-34%	-$135K	﹤0.01%	1281
2026 Q1	$395K	Buy	+27,164	New	+$495K	﹤0.01%	874
2023 Q1	–	Sell	-38,576	Closed	-$689K	–	1074
2022 Q4	$689K	Buy	+38,576	New	+$699K	0.02%	436
2021 Q1	–	Sell	-62,525	Closed	-$1.09M	–	1046
2020 Q4	$1.09M	Buy	62,525 +49,625	+385%	+$731K	0.05%	284
2020 Q3	$151K	Buy	+12,900	New	+$143K	0.01%	669
2020 Q2	–	Sell	-72,981	Closed	-$643K	–	724
2020 Q1	$643K	Buy	+72,981	New	+$895K	0.15%	195
2017 Q4	–	Sell	-387,503	Closed	-$6M	–	595
2017 Q3	$6M	Buy	+387,503	New	+$6.93M	0.75%	27
2017 Q1	–	Sell	-50,070	Closed	-$1.38M	–	777
2016 Q4	$1.38M	Buy	50,070 +11,641	+30%	+$354K	0.04%	367
2016 Q3	$1.16M	Buy	+38,429	New	+$1.26M	0.1%	205
2016 Q1	–	Sell	-51,560	Closed	-$1.4M	–	529
2015 Q4	$1.4M	Buy	+51,560	New	+$1.27M	0.21%	148

Other funds holding MAT

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

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

Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

SAM

Southeastern Asset Management Memphis, Tennessee $1.92B AUM 6.41% 1-Year Est. Return

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

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

Quadrature Capital's MAT Position: Q2 2026 in Review

Quadrature Capital reduced its Mattel (MAT) stake by 34% in Q2 2026, selling an estimated $135K and leaving 17,907 shares worth $249K. The position accounts for ﹤0.01% of the portfolio, ranked #1281.

Quadrature Capital first reported a position in MAT in Q4 2015 and has held it in 10 quarters since. The position peaked at $6M in Q3 2017. 403 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

Quadrature Capital held 17,907 shares of Mattel worth $249K as of Q2 2026.
Quadrature Capital sold 9,257 Mattel shares in Q2 2026, an estimated $135K.
Mattel made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1281 holding.
Quadrature Capital first reported a position in Mattel in Q4 2015 and has held it in 10 quarters since.
Quadrature Capital's Mattel position peaked at $6M in Q3 2017.
403 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.