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Trexquant Investment’s Mattel MAT Stock Holding History

Trexquant Investment’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 		$5.77M Buy
397,418
+351,096
+758% +$6.4M 0.04% 584
2025
Q4 		$919K Sell
46,322
-95,708
-67% -$1.85M 0.01% 1207
2025
Q3 		$2.39M Buy
+142,030
New +$2.59M 0.02% 842
2024
Q3 		– Sell
-434,119
Closed -$7.06M – 1737
2024
Q2 		$7.06M Buy
434,119
+198,620
+84% +$3.6M 0.11% 297
2024
Q1 		$4.67M Sell
235,499
-535,266
-69% -$10.1M 0.09% 320
2023
Q4 		$14.6M Buy
770,765
+483,423
+168% +$9.4M 0.33% 52
2023
Q3 		$6.33M Buy
287,342
+206,729
+256% +$4.42M 0.16% 177
2023
Q2 		$1.58M Sell
80,613
-130,857
-62% -$2.36M 0.04% 590
2023
Q1 		$3.89M Sell
211,470
-222,322
-51% -$4.13M 0.11% 256
2022
Q4 		$7.74M Buy
433,792
+411,285
+1,827% +$7.46M 0.22% 115
2022
Q3 		$426K Buy
+22,507
New +$504K 0.02% 878
2021
Q1 		– Sell
-47,743
Closed -$833K – 1319
2020
Q4 		$833K Sell
47,743
-44,938
-48% -$662K 0.09% 300
2020
Q3 		$1.08M Sell
92,681
-4,048
-4% -$45K 0.07% 386
2020
Q2 		$935K Buy
96,729
+83,182
+614% +$755K 0.06% 418
2020
Q1 		$119K Buy
+13,547
New +$166K 0.01% 1035
2019
Q3 		– Sell
-26,713
Closed -$299K – 1006
2019
Q2 		$299K Buy
+26,713
New +$314K 0.03% 602
2018
Q3 		– Sell
-66,294
Closed -$1.09M – 1093
2018
Q2 		$1.09M Buy
+66,294
New +$1.01M 0.08% 356
2015
Q2 		– Sell
-62,600
Closed -$1.43M – 1126
2015
Q1 		$1.43M Buy
+62,600
New +$1.66M 0.15% 222

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

Trexquant Investment's MAT Position: Q1 2026 in Review

Trexquant Investment increased its Mattel (MAT) stake by 758% in Q1 2026, buying an estimated $6.4M and bringing the position to 397,418 shares worth $5.77M. The position accounts for 0.04% of the portfolio, ranked #584.

Trexquant Investment first reported a position in MAT in Q1 2015 and has held it in 18 quarters since. The position peaked at $14.6M in Q4 2023. 425 funds tracked by Wall St. Rank hold MAT as of Q1 2026.

  • Trexquant Investment held 397,418 shares of Mattel worth $5.77M as of Q1 2026.
  • Trexquant Investment bought 351,096 Mattel shares in Q1 2026, an estimated $6.4M.
  • Mattel made up 0.04% of Trexquant Investment's portfolio in Q1 2026, its #584 holding.
  • Trexquant Investment first reported a position in Mattel in Q1 2015 and has held it in 18 quarters since.
  • Trexquant Investment's Mattel position peaked at $14.6M in Q4 2023.
  • 425 funds tracked by Wall St. Rank held Mattel as of Q1 2026.

Based on Trexquant Investment's 13F filing for Q1 2026, filed 15 May 2026.