IMC Chicago
MAT icon

IMC Chicago’s Mattel MAT Stock Holding History

IMC Chicago’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 		$1.2M Buy
82,400
+19,300
+31% +$352K ﹤0.01% 3088
2025
Q4 		$1.25M Buy
63,100
+8,400
+15% +$162K ﹤0.01% 2799
2025
Q3 		$921K Sell
54,700
-58,500
-52% -$1.07M ﹤0.01% 2772
2025
Q2 		$2.23M Buy
113,200
+77,300
+215% +$1.38M ﹤0.01% 1935
2025
Q1 		$698K Sell
35,900
-6,400
-15% -$127K ﹤0.01% 2482
2024
Q4 		$750K Sell
42,300
-55,200
-57% -$1.04M ﹤0.01% 2537
2024
Q3 		$1.86M Buy
97,500
+50,300
+107% +$927K ﹤0.01% 1715
2024
Q2 		$767K Buy
47,200
+2,900
+7% +$52.5K ﹤0.01% 2104
2024
Q1 		$878K Buy
+44,300
New +$839K ﹤0.01% 1794

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

IMC Chicago's MAT Position: Q1 2026 in Review

IMC Chicago reduced its Mattel (MAT) stake by 30% in Q1 2026, selling an estimated $332K and leaving 43,186 shares worth $627K. The position accounts for ﹤0.01% of the portfolio, ranked #3781.

IMC Chicago first reported a position in MAT in Q1 2024 and has held it in 8 quarters since. The position peaked at $1.64M in Q3 2025. 425 funds tracked by Wall St. Rank hold MAT as of Q1 2026.

  • IMC Chicago held 43,186 shares of Mattel worth $627K as of Q1 2026.
  • IMC Chicago sold 18,205 Mattel shares in Q1 2026, an estimated $332K.
  • Mattel made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #3781 holding.
  • IMC Chicago first reported a position in Mattel in Q1 2024 and has held it in 8 quarters since.
  • IMC Chicago's Mattel position peaked at $1.64M in Q3 2025.
  • 425 funds tracked by Wall St. Rank held Mattel as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.