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TwinBeech Capital’s Mattel MAT Stock Holding History

TwinBeech 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 		$266K Buy
+19,200
New +$281K 0.05% 306
2022
Q2 		– Sell
-159,650
Closed -$3.55M – 631
2022
Q1 		$3.55M Buy
+159,650
New +$3.65M 0.16% 176
2021
Q4 		– Sell
-18,230
Closed -$338K – 710
2021
Q3 		$338K Buy
+18,230
New +$378K 0.02% 486
2020
Q4 		– Sell
-11,932
Closed -$140K – 544
2020
Q3 		$140K Buy
+11,932
New +$133K 0.03% 394

Other funds holding MAT

EIG
EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

TwinBeech Capital's MAT Position: Q2 2026 in Review

TwinBeech Capital opened a new position in Mattel (MAT) in Q2 2026: 19,200 shares worth $266K. The stake represents 0.05% of the portfolio and ranks #306 among its holdings. This is a return to the name: TwinBeech Capital previously reported a position in MAT as recently as Q1 2022.

TwinBeech Capital first reported a position in MAT in Q3 2020 and has held it in 4 quarters since. The position peaked at $3.55M in Q1 2022. 404 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

  • TwinBeech Capital held 19,200 shares of Mattel worth $266K as of Q2 2026.
  • Mattel was a new TwinBeech Capital position in Q2 2026.
  • Mattel made up 0.05% of TwinBeech Capital's portfolio in Q2 2026, its #306 holding.
  • TwinBeech Capital first reported a position in Mattel in Q3 2020 and has held it in 4 quarters since.
  • TwinBeech Capital's Mattel position peaked at $3.55M in Q1 2022.
  • 404 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on TwinBeech Capital's 13F filing for Q2 2026, filed 14 Aug 2026.