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 		$1.16M Sell
79,700
-230,600
-74% -$4.2M ﹤0.01% 3127
2025
Q4 		$6.16M Sell
310,300
-16,000
-5% -$309K ﹤0.01% 1580
2025
Q3 		$5.49M Buy
326,300
+255,300
+360% +$4.65M ﹤0.01% 1503
2025
Q2 		$1.4M Buy
71,000
+24,500
+53% +$436K ﹤0.01% 2248
2025
Q1 		$903K Sell
46,500
-26,100
-36% -$518K ﹤0.01% 2337
2024
Q4 		$1.29M Sell
72,600
-15,700
-18% -$297K ﹤0.01% 2186
2024
Q3 		$1.68M Buy
88,300
+8,600
+11% +$158K ﹤0.01% 1775
2024
Q2 		$1.3M Buy
79,700
+28,000
+54% +$507K ﹤0.01% 1814
2024
Q1 		$1.02M Buy
+51,700
New +$980K ﹤0.01% 1728

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.