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Headlands Technologies’s Mattel MAT Stock Holding History

Headlands Technologies’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 		– Sell
-33,088
Closed -$481K – 888
2026
Q1 		$481K Buy
+33,088
New +$603K 0.05% 367
2025
Q4 		– Sell
-23,750
Closed -$400K – 789
2025
Q3 		$400K Buy
+23,750
New +$433K 0.03% 410
2025
Q2 		– Sell
-25,946
Closed -$504K – 1400
2025
Q1 		$504K Buy
25,946
+16,694
+180% +$331K 0.06% 287
2024
Q4 		$164K Buy
+9,252
New +$175K 0.02% 564
2024
Q2 		– Sell
-550
Closed -$10.9K – 1424
2024
Q1 		$10.9K Buy
+550
New +$10.4K ﹤0.01% 1017
2023
Q4 		– Sell
-746
Closed -$16.4K – 1156
2023
Q3 		$16.4K Buy
+746
New +$15.9K 0.01% 624

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

Headlands Technologies's MAT Position: Q2 2026 in Review

Headlands Technologies sold out of Mattel (MAT) in Q2 2026, closing a stake of 33,088 shares — an estimated $481K sold.

Headlands Technologies first reported a position in MAT in Q3 2023 and held it in 6 quarters. The position peaked at $504K in Q1 2025. 404 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

  • Headlands Technologies reported no remaining Mattel position as of Q2 2026 after selling out during the quarter.
  • Headlands Technologies sold 33,088 Mattel shares in Q2 2026, an estimated $481K.
  • Headlands Technologies first reported a position in Mattel in Q3 2023 and held it in 6 quarters.
  • Headlands Technologies's Mattel position peaked at $504K in Q1 2025.
  • 404 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on Headlands Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.