Parallax Volatility Advisers’s Mattel MAT Stock Holding History

Parallax Volatility Advisers’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	–	Sell	-400,000	Closed	-$7.94M	–	1707
2025 Q4	$7.94M	Hold	400,000	–	–	0.02%	528
2025 Q3	$6.73M	Buy	+400,000	New	+$7.29M	0.01%	594
2025 Q1	–	Sell	-80,000	Closed	-$1.42M	–	1904
2024 Q4	$1.42M	Hold	80,000	–	–	﹤0.01%	1236
2024 Q3	$1.52M	Hold	80,000	–	–	﹤0.01%	1225
2024 Q2	$1.3M	Buy	+80,000	New	+$1.45M	﹤0.01%	1173
2023 Q1	–	Sell	-501,300	Closed	-$8.94M	–	2990
2022 Q4	$8.94M	Buy	501,300 +400	+0.1%	+$7.25K	0.01%	810
2022 Q3	$9.49M	Buy	500,900 +900	+0.2%	+$20.1K	0.01%	784
2022 Q2	$11.2M	Hold	500,000	–	–	0.01%	688
2022 Q1	$11.1M	Sell	500,000 -803,300	-62%	-$18.4M	0.01%	706
2021 Q4	$28.1M	Buy	1,303,300 +500,100	+62%	+$10.5M	0.03%	344
2021 Q3	$14.9M	Sell	803,200 -26,100	-3%	-$541K	0.01%	523
2021 Q2	$16.7M	Buy	+829,300	New	+$17.1M	0.02%	402
2021 Q1	–	Sell	-928,300	Closed	-$16.2M	–	1855
2020 Q4	$16.2M	Buy	928,300 +86,300	+10%	+$1.27M	0.02%	587
2020 Q3	$9.85M	Sell	842,000 -40,000	-5%	-$444K	0.01%	1006
2020 Q2	$8.53M	Sell	882,000 -63,000	-7%	-$572K	0.01%	866
2020 Q1	$8.33M	Buy	945,000 +255,000	+37%	+$3.13M	0.01%	679
2019 Q4	$9.35M	Buy	690,000 +490,000	+245%	+$5.81M	0.01%	678
2019 Q3	$2.28M	Buy	+200,000	New	+$2.29M	﹤0.01%	1090
2019 Q2	–	Sell	-150,000	Closed	-$1.95M	–	3284
2019 Q1	$1.95M	Hold	150,000	–	–	﹤0.01%	1011
2018 Q4	$1.5M	Buy	+150,000	New	+$1.99M	﹤0.01%	1169
2018 Q1	–	Sell	-82,200	Closed	-$1.26M	–	3432
2017 Q4	$1.26M	Sell	82,200 -9,500	-10%	-$151K	﹤0.01%	1098
2017 Q3	$1.42M	Sell	91,700 -22,000	-19%	-$393K	﹤0.01%	949
2017 Q2	$2.45M	Buy	113,700 +81,200	+250%	+$1.83M	﹤0.01%	776
2017 Q1	$833K	Buy	+32,500	New	+$870K	﹤0.01%	1247
2016 Q3	–	Sell	-82,300	Closed	-$2.58M	–	3511
2016 Q2	$2.58M	Buy	82,300 +4,000	+5%	+$127K	0.01%	845
2016 Q1	$2.63M	Buy	78,300 +76,300	+3,815%	+$2.32M	0.01%	808
2015 Q4	$54K	Sell	2,000 -400	-17%	-$9.84K	﹤0.01%	2311
2015 Q3	$50K	Sell	2,400 -45,500	-95%	-$1.06M	﹤0.01%	2175
2015 Q2	$1.23M	Sell	47,900 -2,800	-6%	-$73.7K	﹤0.01%	1263
2015 Q1	$1.16M	Sell	50,700 -113,600	-69%	-$3.01M	﹤0.01%	1227
2014 Q4	$5.08M	Sell	164,300 -55,300	-25%	-$1.7M	0.01%	685
2014 Q3	$6.73M	Buy	219,600 +155,000	+240%	+$5.48M	0.02%	598
2014 Q2	$2.52M	Buy	64,600 +10,600	+20%	+$411K	0.01%	694
2014 Q1	$2.16M	Buy	54,000 +42,000	+350%	+$1.67M	0.01%	567
2013 Q4	$571K	Buy	12,000 +11,600	+2,900%	+$517K	﹤0.01%	1019
2013 Q3	$17K	Sell	400 -57,800	-99%	-$2.47M	﹤0.01%	2360
2013 Q2	$2.64M	Buy	+58,200	New	+$2.61M	0.01%	537

Other funds holding MAT

EIG

EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

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

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 Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Parallax Volatility Advisers's MAT Position: Q1 2026 in Review

Parallax Volatility Advisers sold out of Mattel (MAT) in Q1 2026, closing a stake of 2,466 shares — an estimated $48.9K sold.

Parallax Volatility Advisers first reported a position in MAT in Q2 2013 and held it in 35 quarters. The position peaked at $4.22M in Q4 2014. 425 funds tracked by Wall St. Rank hold MAT as of Q1 2026.

Parallax Volatility Advisers reported no remaining Mattel position as of Q1 2026 after selling out during the quarter.
Parallax Volatility Advisers sold 2,466 Mattel shares in Q1 2026, an estimated $48.9K.
Parallax Volatility Advisers first reported a position in Mattel in Q2 2013 and held it in 35 quarters.
Parallax Volatility Advisers's Mattel position peaked at $4.22M in Q4 2014.
425 funds tracked by Wall St. Rank held Mattel as of Q1 2026.

Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.