MAM
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Martingale Asset Management’s Mattel MAT Stock Holding History

Martingale 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
2025
Q3 		– Sell
-13,476
Closed -$266K – 806
2025
Q2 		$266K Buy
+13,476
New +$240K 0.01% 722
2021
Q1 		– Sell
-60,806
Closed -$1.06M – 880
2020
Q4 		$1.06M Buy
+60,806
New +$896K 0.01% 426

Other funds holding MAT

EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
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
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

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

Martingale Asset Management sold out of Mattel (MAT) in Q3 2025, closing a stake of 13,476 shares — an estimated $266K sold.

Martingale Asset Management first reported a position in MAT in Q4 2020 and held it in 2 quarters. The position peaked at $1.06M in Q4 2020. 439 funds tracked by Wall St. Rank hold MAT as of Q3 2025.

  • Martingale Asset Management reported no remaining Mattel position as of Q3 2025 after selling out during the quarter.
  • Martingale Asset Management sold 13,476 Mattel shares in Q3 2025, an estimated $266K.
  • Martingale Asset Management first reported a position in Mattel in Q4 2020 and held it in 2 quarters.
  • Martingale Asset Management's Mattel position peaked at $1.06M in Q4 2020.
  • 439 funds tracked by Wall St. Rank held Mattel as of Q3 2025.

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