Two Sigma Investments
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Two Sigma Investments’s Mattel MAT Stock Holding History

Two Sigma Investments’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
2022
Q1 		– Sell
-13,200
Closed -$285K – 3646
2021
Q4 		$285K Sell
13,200
-4,200
-24% -$88.1K ﹤0.01% 3681
2021
Q3 		$323K Buy
+17,400
New +$361K ﹤0.01% 3606
2021
Q2 		– Sell
-19,800
Closed -$394K – 4364
2021
Q1 		$394K Sell
19,800
-30,000
-60% -$580K ﹤0.01% 3132
2020
Q4 		$869K Buy
49,800
+36,100
+264% +$532K ﹤0.01% 2112
2020
Q3 		$160K Buy
13,700
+1,000
+8% +$11.1K ﹤0.01% 2874
2020
Q2 		$123K Sell
12,700
-800
-6% -$7.26K ﹤0.01% 2760
2020
Q1 		$119K Sell
13,500
-27,300
-67% -$335K ﹤0.01% 2808
2019
Q4 		$553K Sell
40,800
-21,000
-34% -$249K ﹤0.01% 2715
2019
Q3 		$704K Buy
61,800
+45,900
+289% +$525K ﹤0.01% 2277
2019
Q2 		$178K Buy
+15,900
New +$187K ﹤0.01% 3117
2018
Q3 		– Sell
-11,500
Closed -$189K – 3426
2018
Q2 		$189K Sell
11,500
-4,100
-26% -$62.2K ﹤0.01% 3141
2018
Q1 		$205K Buy
+15,600
New +$243K ﹤0.01% 2973
2017
Q1 		– Sell
-65,900
Closed -$1.82M – 3146
2016
Q4 		$1.82M Buy
+65,900
New +$2M 0.01% 1562
2016
Q3 		– Sell
-99,600
Closed -$3.12M – 3260
2016
Q2 		$3.12M Buy
99,600
+77,600
+353% +$2.46M 0.01% 1011
2016
Q1 		$740K Sell
22,000
-4,000
-15% -$122K ﹤0.01% 1796
2015
Q4 		$706K Sell
26,000
-8,000
-24% -$197K ﹤0.01% 1735
2015
Q3 		$716K Sell
34,000
-34,000
-50% -$796K ﹤0.01% 1370
2015
Q2 		$1.75M Buy
+68,000
New +$1.79M 0.01% 1290

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

Two Sigma Investments's MAT Position: Q1 2026 in Review

Two Sigma Investments sold out of Mattel (MAT) in Q1 2026, closing a stake of 21,951 shares — an estimated $436K sold.

Two Sigma Investments first reported a position in MAT in Q2 2013 and held it in 25 quarters. The position peaked at $68.2M in Q1 2015. 425 funds tracked by Wall St. Rank hold MAT as of Q1 2026.

  • Two Sigma Investments reported no remaining Mattel position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Investments sold 21,951 Mattel shares in Q1 2026, an estimated $436K.
  • Two Sigma Investments first reported a position in Mattel in Q2 2013 and held it in 25 quarters.
  • Two Sigma Investments's Mattel position peaked at $68.2M in Q1 2015.
  • 425 funds tracked by Wall St. Rank held Mattel as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.