HI
MAT icon

Horizon Investments’s Mattel MAT Stock Holding History

Horizon Investments’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
Q1 		– Sell
-4,429
Closed -$87.9K – 1477
2025
Q4 		$87.9K Buy
+4,429
New +$85.6K ﹤0.01% 1076
2025
Q3 		– Sell
-71,856
Closed -$1.42M – 1251
2025
Q2 		$1.42M Buy
71,856
+71,770
+83,453% +$1.28M 0.02% 480
2025
Q1 		$1.67K Buy
+86
New +$1.71K ﹤0.01% 738
2019
Q3 		– Sell
-66,488
Closed -$745K – 496
2019
Q2 		$745K Buy
66,488
+23,751
+56% +$279K 0.02% 184
2019
Q1 		$556K Buy
42,737
+17,074
+67% +$228K 0.02% 195
2018
Q4 		$256K Buy
25,663
+1,071
+4% +$14.2K 0.01% 187
2018
Q3 		$386K Buy
24,592
+5,253
+27% +$84.1K 0.01% 208
2018
Q2 		$318K Buy
19,339
+6,125
+46% +$93K 0.01% 207
2018
Q1 		$174K Buy
+13,214
New +$206K 0.01% 187
2017
Q2 		– Sell
-36,981
Closed -$947K – 177
2017
Q1 		$947K Buy
+36,981
New +$990K 0.06% 67

Other funds holding MAT

EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 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
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
SAM
Southeastern Asset Management Memphis, Tennessee $2.03B AUM 7.06% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Horizon Investments's MAT Position: Q1 2026 in Review

Horizon Investments sold out of Mattel (MAT) in Q1 2026, closing a stake of 4,429 shares — an estimated $87.9K sold.

Horizon Investments first reported a position in MAT in Q1 2017 and held it in 10 quarters. The position peaked at $1.42M in Q2 2025. 425 funds tracked by Wall St. Rank hold MAT as of Q1 2026.

  • Horizon Investments reported no remaining Mattel position as of Q1 2026 after selling out during the quarter.
  • Horizon Investments sold 4,429 Mattel shares in Q1 2026, an estimated $87.9K.
  • Horizon Investments first reported a position in Mattel in Q1 2017 and held it in 10 quarters.
  • Horizon Investments's Mattel position peaked at $1.42M in Q2 2025.
  • 425 funds tracked by Wall St. Rank held Mattel as of Q1 2026.

Based on Horizon Investments's 13F filing for Q1 2026, filed 15 May 2026.