MATTEL INC

Ticker: MAT CUSIP: 577081102 Class: COM

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,041,679 Value ($000) $20,667 Avg Close $19.32 Range $16.75 - $21.45

Q3 2025

Shares 67,387 Value ($000) $1,134 Avg Close $18.23 Range $16.56 - $20.60

Q2 2025

Shares 45,736 Value ($000) $902 Avg Close $17.80 Range $13.95 - $20.28

Q1 2025

Shares 49,620 Value ($000) $964 Avg Close $19.84 Range $17.60 - $22.07

Q4 2024

Shares 44,934 Value ($000) $797 Avg Close $18.90 Range $17.57 - $20.60

Q3 2024

Shares 194,637 Value ($000) $3,708 Avg Close $18.43 Range $15.87 - $19.80

Q2 2024

Shares 194,669 Value ($000) $3,165 Avg Close $18.12 Range $16.08 - $20.07

Q1 2024

Shares 192,791 Value ($000) $3,819 Avg Close $18.95 Range $16.98 - $20.48

Q4 2023

Shares 195,254 Value ($000) $3,686 Avg Close $19.45 Range $16.20 - $21.99

Q3 2023

Shares 198,252 Value ($000) $4,367 Avg Close $21.36 Range $19.60 - $22.64

Q2 2023

Shares 215,503 Value ($000) $4,211 Avg Close $18.07 Range $16.66 - $19.74

Q1 2023

Shares 224,307 Value ($000) $4,129 Avg Close $18.58 Range $15.36 - $21.66

Q4 2022

Shares 169,565 Value ($000) $3,025 Avg Close $18.13 Range $16.21 - $20.55

Q3 2022

Shares 375,005 Value ($000) $7,101 Avg Close $22.37 Range $18.26 - $24.38

Q2 2022

Shares 818,836 Value ($000) $18,192 Avg Close $23.62 Range $21.07 - $26.99

Q1 2022

Shares 779,882 Value ($000) $17,286 Avg Close $22.86 Range $19.17 - $25.71

Q4 2021

Shares 437,835 Value ($000) $9,440 Avg Close $20.98 Range $17.95 - $23.30

Q3 2021

Shares 476,077 Value ($000) $8,828 Avg Close $20.73 Range $18.52 - $22.71

Q2 2021

Shares 582,273 Value ($000) $11,708 Avg Close $20.65 Range $18.83 - $23.31

Q1 2021

Shares 234,132 Value ($000) $4,540 Avg Close $19.34 Range $16.85 - $21.87

Q4 2020

Shares 234,132 Value ($000) $4,085 Avg Close $14.73 Range $11.69 - $18.39

Q3 2020

Shares 233,950 Value ($000) $2,737 Avg Close $11.11 Range $9.59 - $12.12

Q2 2020

Shares 276,156 Value ($000) $2,670 Avg Close $9.08 Range $7.54 - $10.97

Q1 2020

Shares 264,782 Value ($000) $2,333 Avg Close $12.26 Range $6.53 - $14.83

Q4 2019

Shares 422,364 Value ($000) $5,723 Avg Close $11.86 Range $9.92 - $13.96

Q3 2019

Shares 422,206 Value ($000) $4,809 Avg Close $11.44 Range $9.06 - $14.77

Q2 2019

Shares 431,661 Value ($000) $4,839 Avg Close $11.75 Range $9.59 - $13.75

Q1 2019

Shares 445,545 Value ($000) $5,792 Avg Close $13.36 Range $9.26 - $17.27

Q4 2018

Shares 452,347 Value ($000) $7,102 Avg Close $13.25 Range $9.09 - $16.12

Q3 2018

Shares 452,347 Value ($000) $7,102 Avg Close $16.01 Range $14.65 - $17.73

Q2 2018

Shares 472,686 Value ($000) $7,761 Avg Close $15.18 Range $12.21 - $17.98

Q1 2018

Shares 496,077 Value ($000) $6,524 Avg Close $15.59 Range $12.72 - $18.88

Q4 2017

Shares 2,142,172 Value ($000) $32,946 Avg Close $15.85 Range $12.71 - $19.21

Q3 2017

Shares 875,190 Value ($000) $13,548 Avg Close $17.88 Range $14.35 - $21.67

Q2 2017

Shares 657,924 Value ($000) $14,166 Avg Close $22.60 Range $19.41 - $25.97

Q1 2017

Shares 338,486 Value ($000) $8,668 Avg Close $26.78 Range $24.60 - $31.60

Q4 2016

Shares 464,516 Value ($000) $12,797 Avg Close $30.41 Range $27.27 - $33.23

Q3 2016

Shares 439,612 Value ($000) $13,311 Avg Close $32.69 Range $30.26 - $34.24

Q2 2016

Shares 423,706 Value ($000) $13,259 Avg Close $31.72 Range $28.78 - $34.76

Q1 2016

Shares 293,423 Value ($000) $9,865 Avg Close $30.38 Range $23.85 - $34.36

Q4 2015

Shares 578,774 Value ($000) $15,725 Avg Close $24.60 Range $19.45 - $27.93

Q3 2015

Shares 389,658 Value ($000) $8,206 Avg Close $23.40 Range $20.35 - $26.51

Q2 2015

Shares 151,679 Value ($000) $3,897 Avg Close $26.33 Range $22.32 - $30.44

Q1 2015

Shares 154,806 Value ($000) $3,536 Avg Close $26.53 Range $22.44 - $31.25

Q4 2014

Shares 166,654 Value ($000) $5,154 Avg Close $30.76 Range $28.67 - $32.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,041,679	$20,667	$19.32	$16.75 - $21.45
Q3 2025	67,387	$1,134	$18.23	$16.56 - $20.60
Q2 2025	45,736	$902	$17.80	$13.95 - $20.28
Q1 2025	49,620	$964	$19.84	$17.60 - $22.07
Q4 2024	44,934	$797	$18.90	$17.57 - $20.60
Q3 2024	194,637	$3,708	$18.43	$15.87 - $19.80
Q2 2024	194,669	$3,165	$18.12	$16.08 - $20.07
Q1 2024	192,791	$3,819	$18.95	$16.98 - $20.48
Q4 2023	195,254	$3,686	$19.45	$16.20 - $21.99
Q3 2023	198,252	$4,367	$21.36	$19.60 - $22.64
Q2 2023	215,503	$4,211	$18.07	$16.66 - $19.74
Q1 2023	224,307	$4,129	$18.58	$15.36 - $21.66
Q4 2022	169,565	$3,025	$18.13	$16.21 - $20.55
Q3 2022	375,005	$7,101	$22.37	$18.26 - $24.38
Q2 2022	818,836	$18,192	$23.62	$21.07 - $26.99
Q1 2022	779,882	$17,286	$22.86	$19.17 - $25.71
Q4 2021	437,835	$9,440	$20.98	$17.95 - $23.30
Q3 2021	476,077	$8,828	$20.73	$18.52 - $22.71
Q2 2021	582,273	$11,708	$20.65	$18.83 - $23.31
Q1 2021	234,132	$4,540	$19.34	$16.85 - $21.87
Q4 2020	234,132	$4,085	$14.73	$11.69 - $18.39
Q3 2020	233,950	$2,737	$11.11	$9.59 - $12.12
Q2 2020	276,156	$2,670	$9.08	$7.54 - $10.97
Q1 2020	264,782	$2,333	$12.26	$6.53 - $14.83
Q4 2019	422,364	$5,723	$11.86	$9.92 - $13.96
Q3 2019	422,206	$4,809	$11.44	$9.06 - $14.77
Q2 2019	431,661	$4,839	$11.75	$9.59 - $13.75
Q1 2019	445,545	$5,792	$13.36	$9.26 - $17.27
Q4 2018	452,347	$7,102	$13.25	$9.09 - $16.12
Q3 2018	452,347	$7,102	$16.01	$14.65 - $17.73
Q2 2018	472,686	$7,761	$15.18	$12.21 - $17.98
Q1 2018	496,077	$6,524	$15.59	$12.72 - $18.88
Q4 2017	2,142,172	$32,946	$15.85	$12.71 - $19.21
Q3 2017	875,190	$13,548	$17.88	$14.35 - $21.67
Q2 2017	657,924	$14,166	$22.60	$19.41 - $25.97
Q1 2017	338,486	$8,668	$26.78	$24.60 - $31.60
Q4 2016	464,516	$12,797	$30.41	$27.27 - $33.23
Q3 2016	439,612	$13,311	$32.69	$30.26 - $34.24
Q2 2016	423,706	$13,259	$31.72	$28.78 - $34.76
Q1 2016	293,423	$9,865	$30.38	$23.85 - $34.36
Q4 2015	578,774	$15,725	$24.60	$19.45 - $27.93
Q3 2015	389,658	$8,206	$23.40	$20.35 - $26.51
Q2 2015	151,679	$3,897	$26.33	$22.32 - $30.44
Q1 2015	154,806	$3,536	$26.53	$22.44 - $31.25
Q4 2014	166,654	$5,154	$30.76	$28.67 - $32.17