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Summit Securities Group’s Mattel MAT Stock Holding History

Summit Securities Group’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
Q4 		– Sell
-180,000
Closed -$3.03M – 1153
2025
Q3 		$3.03M Buy
180,000
+150,000
+500% +$2.73M 0.63% 35
2025
Q2 		$592K Buy
+30,000
New +$534K 0.11% 135

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

Summit Securities Group's MAT Position: Q2 2026 in Review

Summit Securities Group opened a new position in Mattel (MAT) in Q2 2026: 1,123 shares worth $15.6K. The stake represents ﹤0.01% of the portfolio and ranks #780 among its holdings. This is a return to the name: Summit Securities Group previously reported a position in MAT as recently as Q3 2025.

Summit Securities Group first reported a position in MAT in Q2 2013 and has held it in 12 quarters since. The position peaked at $660K in Q2 2017. 404 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

  • Summit Securities Group held 1,123 shares of Mattel worth $15.6K as of Q2 2026.
  • Mattel was a new Summit Securities Group position in Q2 2026.
  • Mattel made up ﹤0.01% of Summit Securities Group's portfolio in Q2 2026, its #780 holding.
  • Summit Securities Group first reported a position in Mattel in Q2 2013 and has held it in 12 quarters since.
  • Summit Securities Group's Mattel position peaked at $660K in Q2 2017.
  • 404 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on Summit Securities Group's 13F filing for Q2 2026, filed 3 Aug 2026.