Balyasny Asset Management’s Mattel MAT Stock Holding History

Balyasny Asset Management’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
2021 Q4	–	Sell	-149,400	Closed	-$2.77M	–	2467
2021 Q3	$2.77M	Buy	+149,400	New	+$3.1M	0.01%	1021
2020 Q3	–	Sell	-251,700	Closed	-$2.43M	–	1468
2020 Q2	$2.43M	Hold	251,700	–	–	0.02%	682
2020 Q1	$2.22M	Buy	+251,700	New	+$3.09M	0.03%	603
2018 Q3	–	Sell	-180,000	Closed	-$2.96M	–	1887
2018 Q2	$2.96M	Sell	180,000 -345,000	-66%	-$5.24M	0.01%	813
2018 Q1	$6.9M	Sell	525,000 -1,569,800	-75%	-$24.5M	0.03%	619
2017 Q4	$32.2M	Buy	2,094,800 +1,994,800	+1,995%	+$31.6M	0.1%	267
2017 Q3	$1.55M	Buy	+100,000	New	+$1.79M	0.01%	1033
2014 Q3	–	Sell	-100,000	Closed	-$3.9M	–	802
2014 Q2	$3.9M	Buy	+100,000	New	+$3.88M	0.04%	426

Other funds holding MAT

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

SAM

Southeastern Asset Management Memphis, Tennessee $2.03B AUM 7.06% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Balyasny Asset Management's MAT Position: Q3 2025 in Review

Balyasny Asset Management sold out of Mattel (MAT) in Q3 2025, closing a stake of 1,129,370 shares — an estimated $22.3M sold.

Balyasny Asset Management first reported a position in MAT in Q4 2015 and held it in 24 quarters. The position peaked at $77.2M in Q2 2022. 439 funds tracked by Wall St. Rank hold MAT as of Q3 2025.

Balyasny Asset Management reported no remaining Mattel position as of Q3 2025 after selling out during the quarter.
Balyasny Asset Management sold 1,129,370 Mattel shares in Q3 2025, an estimated $22.3M.
Balyasny Asset Management first reported a position in Mattel in Q4 2015 and held it in 24 quarters.
Balyasny Asset Management's Mattel position peaked at $77.2M in Q2 2022.
439 funds tracked by Wall St. Rank held Mattel as of Q3 2025.

Based on Balyasny Asset Management's 13F filing for Q3 2025, filed 14 Nov 2025.