Assenagon Asset Management
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Assenagon Asset Management’s Mattel MAT Stock Holding History

Assenagon 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
-27,479
Closed -$542K – 1232
2025
Q2 		$542K Buy
+27,479
New +$489K ﹤0.01% 1021
2025
Q1 		– Sell
-419,147
Closed -$7.43M – 1268
2024
Q4 		$7.43M Buy
+419,147
New +$7.92M 0.01% 585
2024
Q3 		– Sell
-97,109
Closed -$1.58M – 1424
2024
Q2 		$1.58M Buy
+97,109
New +$1.76M ﹤0.01% 979
2023
Q4 		– Sell
-141,931
Closed -$3.13M – 1455
2023
Q3 		$3.13M Buy
+141,931
New +$3.03M 0.01% 695
2021
Q3 		– Sell
-115,338
Closed -$2.32M – 1378
2021
Q2 		$2.32M Buy
+115,338
New +$2.38M 0.01% 636

Other funds holding MAT

EIG
EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 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 $169B AUM 114.72% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Dimensional Fund Advisors
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
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

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

Assenagon Asset Management sold out of Mattel (MAT) in Q3 2025, closing a stake of 27,479 shares — an estimated $542K sold.

Assenagon Asset Management first reported a position in MAT in Q2 2021 and held it in 5 quarters. The position peaked at $7.43M in Q4 2024. 439 funds tracked by Wall St. Rank hold MAT as of Q3 2025.

  • Assenagon Asset Management reported no remaining Mattel position as of Q3 2025 after selling out during the quarter.
  • Assenagon Asset Management sold 27,479 Mattel shares in Q3 2025, an estimated $542K.
  • Assenagon Asset Management first reported a position in Mattel in Q2 2021 and held it in 5 quarters.
  • Assenagon Asset Management's Mattel position peaked at $7.43M in Q4 2024.
  • 439 funds tracked by Wall St. Rank held Mattel as of Q3 2025.

Based on Assenagon Asset Management's 13F filing for Q3 2025, filed 7 Oct 2025.