MAT

Mattel Inc /De/

Company with tickers: MAT

CIK
63276
CUSIP
577081102
Shares Outstanding
290,569,000
13F Activity (30d)
377 filings 357 filers
Price
$15.06
Market Cap
$4.38B
P/E Ratio
12.14
EPS (Diluted)
$1.24
52W High
$22.48
52W Low
$14.10
Holders: 419
Total Value: $3,867,400,372
Total Shares: 266,166,595
Showing 1–100 of 430 holdings by value · page 1 of 5

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 419 13F filers · Δ vs Dec 31, 2025
Top Holder
18.5%
Jun 2023 → Mar 2026 · range 12.3% – 18.5%
+3.5 pts
Top 5
49.8%
Jun 2023 → Mar 2026 · range 43.6% – 50.9%
+3.3 pts
Top 10
64.6%
Jun 2023 → Mar 2026 · range 58.8% – 68.5%
+4.6 pts
HHI
693
Jun 2023 → Mar 2026 · range 538 – 693
Broadly held +128

Quarterly Activity

vs Dec 31, 2025
New
63
Increased
136
Decreased
143
Sold Out
101
Unchanged
77
Holder count: -38
Institutional value: -38.3%
Shares held: -15.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Mid SOUTHEASTERN ASSET MANAGEMENT INC/TN/ +4,241,829 12,812,157
Large MARSHALL WACE, LLP +3,712,984 3,726,579
Mega MILLENNIUM MANAGEMENT LLC +2,067,150 4,301,135
Large EdgePoint Investment Group Inc. +1,799,640 49,140,882
Mega D. E. Shaw & Co., Inc. +1,412,537 3,883,399

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Mega MORGAN STANLEY −5,160,575 189,715
Mid NORTHERN TRUST CORP −2,731,416 13,608
Mid FRONTIER CAPITAL MANAGEMENT CO LLC −2,524,008 1,691,423
Large Point72 Asset Management, L.P. −2,120,198 2,221,256
Mid J. Goldman & Co LP −1,960,673 5,000

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mid Long Focus Capital Management, LLC 1,919,166 $27,885,481
Mid HBK INVESTMENTS L P 1,300,000 $18,889,000
Mid Interval Partners, LP 1,193,062 $17,335,190
Large JUPITER ASSET MANAGEMENT LTD 496,831 $7,218,954
Large JACOBS LEVY EQUITY MANAGEMENT, INC 374,109 $5,435,803

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD)
Mega VANGUARD GROUP INC 30,521,569 $605,547,927
Mega FRANKLIN RESOURCES INC 7,359,655 $146,015,553
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 5,377,254 $106,684,718
Mid Patient Capital Management, LLC 2,794,343 $55,439,765
Small Simcoe Capital Management, LLC 2,641,210 $52,401,606
100 of 100 shown
Export CSV
Holder Value (USD) % of 13F Shares Action
Large EdgePoint Investment Group Inc. $714,017,015 18.46% 49,140,882 View
Mega PRIMECAP MANAGEMENT CO/CA/ $431,510,835 11.16% 29,697,924 View
Mega BlackRock, Inc. $396,992,908 10.27% 27,322,293 View
Mid ARIEL INVESTMENTS, LLC $197,129,715 5.10% 13,567,083 View
Mid SOUTHEASTERN ASSET MANAGEMENT INC/TN/ $186,160,640 4.81% 12,812,157 View
Mega DIMENSIONAL FUND ADVISORS LP $160,597,835 4.15% 11,052,845 View
Mega STATE STREET CORP $141,207,959 3.65% 9,718,373 View
Large LSV ASSET MANAGEMENT $90,643,806 2.34% 6,238,390 View
Mega GEODE CAPITAL MANAGEMENT, LLC $89,710,341 2.32% 6,174,146 View
Mega PRICE T ROWE ASSOCIATES INC /MD/ $88,514,987 2.29% 6,091,878 View
Mega AQR CAPITAL MANAGEMENT LLC $67,104,230 1.74% 4,618,323 View
Large Alyeska Investment Group, L.P. $66,964,105 1.73% 4,608,679 View
Mega D. E. Shaw & Co., Inc. $56,425,786 1.46% 3,883,399 View
Large MARSHALL WACE, LLP $54,147,192 1.40% 3,726,579 View
Mega GOLDMAN SACHS GROUP INC $51,486,937 1.33% 3,543,492 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $49,007,902 1.27% 3,372,877 View
Mega MILLENNIUM MANAGEMENT LLC $40,700,491 1.05% 2,801,135 View
Mega VICTORY CAPITAL MANAGEMENT INC $37,632,322 0.97% 2,589,974 View
Large Squarepoint Ops LLC $34,416,063 0.89% 2,368,621 View
Mega UBS Group AG $33,490,152 0.87% 2,304,897 View
Large Point72 Asset Management, L.P. $32,274,849 0.83% 2,221,256 View
Large SEI INVESTMENTS CO $31,376,154 0.81% 2,159,405 View
Small SERENITY CAPITAL MANAGEMENT PTE. LTD. $29,089,524 0.75% 2,002,032 View
Mega Bank of New York Mellon Corp Bank $28,279,153 0.73% 1,946,260 View
Mid Long Focus Capital Management, LLC $27,885,481 0.72% 1,919,166 View
Mega BANK OF AMERICA CORP /DE/ Bank $27,823,001 0.72% 1,914,866 View
Mid FRONTIER CAPITAL MANAGEMENT CO LLC $24,576,376 0.64% 1,691,423 View
Large FULLER & THALER ASSET MANAGEMENT, INC. $23,947,445 0.62% 1,648,138 View
Mega MILLENNIUM MANAGEMENT LLC $21,795,000 0.56% 1,500,000 View
Mega JPMORGAN CHASE & CO $20,374,470 0.53% 1,402,235 View
Mid HBK INVESTMENTS L P $18,889,000 0.49% 1,300,000 View
Large KING LUTHER CAPITAL MANAGEMENT CORP $17,993,022 0.47% 1,238,336 View
Large Quantinno Capital Management LP $17,762,794 0.46% 1,222,491 View
Mid Interval Partners, LP $17,335,190 0.45% 1,193,062 View
Large Qube Research & Technologies Ltd $16,843,611 0.44% 1,159,230 View
Mid EDMOND DE ROTHSCHILD HOLDING S.A. $13,948,800 0.36% 960,000 View
Mega Invesco Ltd. $13,270,855 0.34% 913,342 View
Mega RHUMBLINE ADVISERS $11,699,018 0.30% 805,163 View
Large Gotham Asset Management, LLC $11,659,409 0.30% 802,437 View
Mid CastleKnight Management LP $10,394,413 0.27% 715,376 View
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $10,358,635 0.27% 712,914 View
Mega PRINCIPAL FINANCIAL GROUP INC $10,084,371 0.26% 694,038 View
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $9,361,214 0.24% 644,268 View
Mid THOMPSON SIEGEL & WALMSLEY LLC $9,030,583 0.23% 621,513 View
Large TUDOR INVESTMENT CORP ET AL $9,024,030 0.23% 621,062 View
Mega Swiss National Bank Bank $8,940,309 0.23% 615,300 View
Mega California Public Employees Retirement System Pension $8,619,878 0.22% 593,247 View
Mega AMERICAN CENTURY COMPANIES INC $8,579,529 0.22% 590,470 View
Mega Nuveen, LLC $8,543,566 0.22% 587,995 View
Small Galvin, Gaustad & Stein, LLC $8,113,290 0.21% 558,382 View
Large Schonfeld Strategic Advisors LLC $8,057,974 0.21% 554,575 View
Large Corient Private Wealth LLC $7,818,360 0.20% 538,084 View
Mid HANCOCK WHITNEY CORP $7,583,729 0.20% 521,936 View
Mid WINTON GROUP Ltd $7,408,440 0.19% 509,872 View
Large CAPITAL FUND MANAGEMENT S.A. $7,348,547 0.19% 505,750 View
Large JUPITER ASSET MANAGEMENT LTD $7,218,954 0.19% 496,831 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $6,939,528 0.18% 477,600 View
Mega CITADEL ADVISORS LLC $6,803,265 0.18% 468,222 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $6,589,355 0.17% 453,500 View
Large Man Group plc $6,465,936 0.17% 445,006 View
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $6,305,308 0.16% 433,951 View
Mega BNP PARIBAS ARBITRAGE, SA $6,237,133 0.16% 429,259 View
Mega Legal & General Group Plc $5,963,808 0.15% 410,448 View
Mega FIRST TRUST ADVISORS LP $5,924,607 0.15% 407,750 View
Mega ALLIANCEBERNSTEIN L.P. $5,776,343 0.15% 397,546 View
Large Trexquant Investment LP $5,774,483 0.15% 397,418 View
Mega BARCLAYS PLC $5,650,033 0.15% 388,853 View
Large Retirement Systems of Alabama Pension $5,536,293 0.14% 381,025 View
Large Universal- Beteiligungs- und Servicegesellschaft mbH $5,509,005 0.14% 379,147 View
Large HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC $5,466,578 0.14% 376,227 View
Large JACOBS LEVY EQUITY MANAGEMENT, INC $5,435,803 0.14% 374,109 View
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $5,420,431 0.14% 373,051 View
Large Walleye Capital LLC $5,267,066 0.14% 362,496 View
Large STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM Pension $5,007,633 0.13% 344,641 View
Mega AMERIPRISE FINANCIAL INC $4,996,576 0.13% 343,880 View
Large Russell Investments Group, Ltd. $4,545,226 0.12% 312,817 View
Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM Pension $4,488,651 0.12% 308,923 View
Mid Illinois Municipal Retirement Fund Pension $4,368,575 0.11% 300,659 View
Mid Engineers Gate Manager LP $4,299,688 0.11% 295,918 View
Mega BANK OF MONTREAL /CAN/ Bank $4,274,346 0.11% 294,174 View
Mega ENVESTNET ASSET MANAGEMENT INC $4,198,952 0.11% 288,985 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,940,608 0.10% 271,205 View
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $3,690,620 0.10% 254,000 View
Large Holocene Advisors, LP $3,556,057 0.09% 244,739 View
Small Havemeyer Place LP $3,451,572 0.09% 237,548 View
Large Grantham, Mayo, Van Otterloo & Co. LLC $3,391,665 0.09% 233,425 View
Mega VAN ECK ASSOCIATES CORP $3,371,148 0.09% 232,013 View
Large STATE OF WISCONSIN INVESTMENT BOARD $3,286,438 0.08% 226,183 View
Large GREAT LAKES ADVISORS, LLC $3,260,603 0.08% 224,405 View
Large Allspring Global Investments Holdings, LLC $3,096,865 0.08% 213,136 View
Mid XTX Topco Ltd $2,806,789 0.07% 193,172 View
Mega WELLS FARGO & COMPANY/MN $2,757,414 0.07% 189,774 View
Mega MORGAN STANLEY $2,756,558 0.07% 189,715 View
Mid Y-Intercept (Hong Kong) Ltd $2,711,850 0.07% 186,638 View
Mid Quinn Opportunity Partners LLC $2,660,007 0.07% 183,070 View
Large CANADA LIFE ASSURANCE Co Insurance $2,557,250 0.07% 175,998 View
Large Thrivent Financial for Lutherans $2,521,913 0.07% 173,566 View
Large LAZARD ASSET MANAGEMENT LLC $2,507,587 0.06% 172,580 View
Mid New Age Alpha Advisors, LLC $2,403,392 0.06% 165,409 View
Large MetLife Investment Management, LLC $2,221,099 0.06% 152,863 View
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