Group One Trading
MAT icon

Group One Trading’s Mattel MAT Stock Holding History

Group One Trading’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 		$118K Sell
8,487
-180
-2% -$2.63K ﹤0.01% 4707
2026
Q1 		$126K Buy
+8,667
New +$158K ﹤0.01% 4517
2025
Q4 		– Sell
-29,181
Closed -$564K – 8744
2025
Q3 		$491K Sell
29,181
-61,491
-68% -$1.12M ﹤0.01% 3729
2025
Q2 		$1.79M Buy
90,672
+88,223
+3,602% +$1.57M ﹤0.01% 2244
2025
Q1 		$47.6K Sell
2,449
-21,970
-90% -$436K ﹤0.01% 5202
2024
Q4 		$433K Buy
24,419
+7,410
+44% +$140K ﹤0.01% 3296
2024
Q3 		$324K Buy
+17,009
New +$313K ﹤0.01% 3198
2024
Q1 		– Sell
-44,355
Closed -$840K – 7585
2023
Q4 		$837K Sell
44,355
-63,147
-59% -$1.23M ﹤0.01% 2629
2023
Q3 		$2.37M Buy
107,502
+56,212
+110% +$1.2M 0.01% 1503
2023
Q2 		$1M Buy
51,290
+4,037
+9% +$72.9K ﹤0.01% 2363
2023
Q1 		$870K Buy
47,253
+17,612
+59% +$327K ﹤0.01% 2261
2022
Q4 		$529K Buy
29,641
+1,579
+6% +$28.6K ﹤0.01% 2994
2022
Q3 		$531K Buy
+28,062
New +$628K ﹤0.01% 3174
2022
Q2 		– Sell
-61,435
Closed -$1.45M – 8210
2022
Q1 		$1.36M Buy
61,435
+26,364
+75% +$603K ﹤0.01% 2778
2021
Q4 		$756K Buy
+35,071
New +$736K ﹤0.01% 3645
2021
Q1 		– Sell
-16,886
Closed -$327K – 7831
2020
Q4 		$295K Sell
16,886
-84,714
-83% -$1.25M ﹤0.01% 3748
2020
Q3 		$1.19M Sell
101,600
-115,650
-53% -$1.28M ﹤0.01% 2041
2020
Q2 		$2.1M Sell
217,250
-291,387
-57% -$2.65M 0.01% 1438
2020
Q1 		$4.48M Buy
508,637
+385,367
+313% +$4.73M 0.04% 589
2019
Q4 		$1.67M Buy
123,270
+86,171
+232% +$1.02M 0.01% 1433
2019
Q3 		$423K Sell
37,099
-58,851
-61% -$673K ﹤0.01% 2476
2019
Q2 		$1.08M Buy
+95,950
New +$1.13M 0.01% 1536
2018
Q2 		– Sell
-45,562
Closed -$692K – 5310
2018
Q1 		$599K Sell
45,562
-27,623
-38% -$431K 0.01% 1920
2017
Q4 		$1.13M Buy
73,185
+43,521
+147% +$690K 0.01% 1606
2017
Q3 		$459K Sell
29,664
-31,332
-51% -$560K ﹤0.01% 2150
2017
Q2 		$1.31M Buy
+60,996
New +$1.38M 0.01% 1255
2017
Q1 		– Sell
-14,810
Closed -$397K – 4846
2016
Q4 		$408K Buy
14,810
+14,117
+2,037% +$429K ﹤0.01% 1912
2016
Q3 		$21K Sell
693
-35,127
-98% -$1.15M ﹤0.01% 3761
2016
Q2 		$1.12M Buy
35,820
+24,088
+205% +$764K 0.01% 1187
2016
Q1 		$394K Sell
11,732
-1,271
-10% -$38.6K 0.01% 1848
2015
Q4 		$353K Buy
+13,003
New +$320K ﹤0.01% 2084
2015
Q2 		– Sell
-33,999
Closed -$895K – 5021
2015
Q1 		$777K Buy
33,999
+32,798
+2,731% +$870K 0.01% 1270
2014
Q4 		$37K Sell
1,201
-27,130
-96% -$834K ﹤0.01% 3568
2014
Q3 		$868K Buy
28,331
+27,153
+2,305% +$961K 0.01% 1206
2014
Q2 		$46K Sell
1,178
-1,310
-53% -$50.8K ﹤0.01% 3605
2014
Q1 		$100K Sell
2,488
-3,796
-60% -$151K ﹤0.01% 3086
2013
Q4 		$299K Buy
6,284
+5,677
+935% +$253K ﹤0.01% 2078
2013
Q3 		$25K Sell
607
-1,135
-65% -$48.6K ﹤0.01% 4036
2013
Q2 		$79K Buy
+1,742
New +$78K ﹤0.01% 3034

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

Group One Trading's MAT Position: Q2 2026 in Review

Group One Trading reduced its Mattel (MAT) stake by 2.1% in Q2 2026, selling an estimated $2.63K and leaving 8,487 shares worth $118K. The position accounts for ﹤0.01% of the portfolio, ranked #4707.

Group One Trading first reported a position in MAT in Q2 2013 and has held it in 39 quarters since. The position peaked at $4.48M in Q1 2020. 403 funds tracked by Wall St. Rank hold MAT as of Q2 2026.

  • Group One Trading held 8,487 shares of Mattel worth $118K as of Q2 2026.
  • Group One Trading sold 180 Mattel shares in Q2 2026, an estimated $2.63K.
  • Mattel made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #4707 holding.
  • Group One Trading first reported a position in Mattel in Q2 2013 and has held it in 39 quarters since.
  • Group One Trading's Mattel position peaked at $4.48M in Q1 2020.
  • 403 funds tracked by Wall St. Rank held Mattel as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.