MAT · Mattel Inc /De/ · Shareholders & Ownership
Every disclosed holder of MAT in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns MAT
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positionsNo chart: the summed disclosures exceed shares outstanding, so they are not parts of one whole.
| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 305,001,027 | 106.76% |
| Insiders (Forms 3, 4, 5) | 3,182,589 | 1.11% |
| 13D/G-only blocks | 3,187,746 | 1.12% |
| Remaining | 25,671,362 | -8.99% |
| Registered funds (N-PORT, not summed) | 139,384,063 | 48.79% |
Shares outstanding: 285,700,000, the issuer's latest cover-page count restated onto today's split basis.
Remaining is negative: the summed disclosures exceed shares outstanding, as when filings are dated at different times or holders that do not disclose their links count the same shares. It is flagged, not clipped.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of MAT
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
EdgePoint Investment Group Inc.
13F
CIK 1481669 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
51,047,454 | ||
| 1.1 |
EdgePoint Investment Group Inc.
13G
CIK 1481669 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
51,047,454 | ||
| 2 |
PRIMECAP MANAGEMENT CO/CA/
13F
CIK 763212 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
29,505,735 | ||
| 2.1 |
VANGUARD PRIMECAP FUND
Fund
S000002568 · Registered fund · Jun 30, 2026
VANGUARD CHESTER FUNDS, not summed
|
21,243,778 | ||
| 2.2 |
VANGUARD PRIMECAP CORE FUND
Fund
S000002581 · Registered fund · Jun 30, 2026
VANGUARD FENWAY FUNDS, not summed
|
3,822,330 | ||
| 2.3 |
PRIMECAP Odyssey Growth Fund
Fund
S000005540 · Registered fund · Jul 31, 2026
PRIMECAP Odyssey Funds, not summed
|
1,477,050 | ||
| 2.4 |
PRIMECAP Odyssey Stock Fund
Fund
S000005539 · Registered fund · Jul 31, 2026
PRIMECAP Odyssey Funds, not summed
|
1,399,313 | ||
| 2.5 |
PRIMECAP PORTFOLIO
Fund
S000004397 · Registered fund · Jun 30, 2026
VANGUARD VARIABLE INSURANCE FUNDS, not summed
|
615,200 | ||
| 3 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
26,172,377 | ||
| 3.1 |
iShares Core S&P Mid-Cap ETF
Fund
S000004307 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
9,953,384 | ||
| 3.2 |
iShares Russell Mid-Cap ETF
Fund
S000004338 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
1,184,696 | ||
| 3.3 |
iShares S&P Mid-Cap 400 Value ETF
Fund
S000004309 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
873,438 | ||
| 3.4 |
iShares S&P Mid-Cap 400 Growth ETF
Fund
S000004308 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
693,934 | ||
| 3.5 |
iShares Russell 1000 Value ETF
Fund
S000004345 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
645,586 | ||
| 4 |
ARIEL INVESTMENTS, LLC
13F
CIK 936753 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
15,415,955 | ||
| 4.1 |
ARIEL INVESTMENTS, LLC
13G
CIK 936753 · Registered investment adviser · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
15,415,955 | ||
| 4.2 |
Ariel Fund
Fund
S000005024 · Registered fund · Jun 30, 2026
Ariel Investment Trust, not summed
|
7,772,119 | ||
| 4.3 |
Schwab U.S. Small-Cap ETF
Fund
S000026636 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
1,490,989 | ||
| 4.4 |
Ariel Appreciation Fund
Fund
S000005025 · Registered fund · Jun 30, 2026
Ariel Investment Trust, not summed
|
1,318,494 | ||
| 4.5 |
Schwab U.S. Mid-Cap ETF
Fund
S000026635 · Registered fund · May 31, 2026
SCHWAB STRATEGIC TRUST, not summed
|
839,649 | ||
| 5 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
13,168,755 | ||
| 6 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
13,127,051 | ||
| 7 |
DIMENSIONAL FUND ADVISORS LP
13F
CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
12,592,950 | ||
| 7.1 |
U.S. Targeted Value Portfolio
Fund
S000000970 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
1,780,407 | ||
| 7.2 |
Dimensional U.S. Targeted Value ETF
Fund
S000070901 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
1,684,105 | ||
| 7.3 |
U.S. SMALL CAP VALUE PORTFOLIO
Fund
S000000987 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
1,545,916 | ||
| 7.4 |
U.S. SMALL CAP PORTFOLIO
Fund
S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
1,268,423 | ||
| 7.5 |
Dimensional U.S. Small Cap ETF
Fund
S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
975,424 | ||
| 8 |
SOUTHEASTERN ASSET MANAGEMENT INC/TN/
13F
CIK 807985 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
12,322,555 | ||
| 8.1 |
Longleaf Partners Fund
Fund
S000009311 · Registered fund · Jun 30, 2026
Longleaf Partners Funds Trust, not summed
|
5,093,424 | ||
| 8.2 |
Longleaf Partners Small Cap Fund
Fund
S000009312 · Registered fund · Jun 30, 2026
Longleaf Partners Funds Trust, not summed
|
3,258,442 | ||
| 8.3 |
Longleaf Partners Global Fund
Fund
S000038187 · Registered fund · Jun 30, 2026
Longleaf Partners Funds Trust, not summed
|
2,862,714 | ||
| 9 |
|
9,574,099 | ||
| 9.1 |
State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF
Fund
S000006986 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
1,470,937 | ||
| 9.2 |
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Value ETF
Fund
S000006988 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
268,772 | ||
| 9.3 |
State Street(R) SPDR(R) S & P 400(TM) Mid Cap Growth ETF
Fund
S000006987 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
179,788 | ||
| 9.4 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
94,497 | ||
| 9.5 |
State Street(R) SPDR(R) Portfolio S&P 1500(R) Composite Stock Market ETF
Fund
S000006973 · Registered fund · Jun 30, 2026
SPDR SERIES TRUST, not summed
|
69,966 | ||
| 10 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
9,235,104 | ||
| 11 |
LSV ASSET MANAGEMENT
13F
CIK 1050470 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
7,179,883 | ||
| 11.1 |
LSV Small Cap Value Fund
Fund
S000039922 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
212,900 | ||
| 11.2 |
LSV Disciplined Value ETF
Fund
S000089218 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
139,829 | ||
| 11.3 |
LSV U.S. Managed Volatility Fund
Fund
S000045798 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
9,600 | ||
| 11.4 |
LSV Global Managed Volatility Fund
Fund
S000045799 · Registered fund · Jul 31, 2026
ADVISORS' INNER CIRCLE FUND, not summed
|
2,300 | ||
| 12 |
VANGUARD SMALL-CAP INDEX FUND
Fund
S000002845 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
6,669,467 | ||
| 13 |
Alyeska Investment Group, L.P.
13F
CIK 1453072 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
6,008,450 | ||
| 14 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
5,864,500 | ||
| 15 |
FULLER & THALER ASSET MANAGEMENT, INC.
13F
CIK 1082327 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
5,276,858 | ||
| 16 |
FULLERTHALER BEHAVIORAL SMALL CAP EQUITY
Fund
S000051163 · Registered fund · Jun 30, 2026
Capitol Series Trust, not summed
|
5,044,702 | ||
| 17 |
GOLDMAN SACHS GROUP INC
13F
CIK 886982 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
4,779,041 | ||
| 17.1 |
Goldman Sachs MarketBeta U.S. 1000 Equity ETF
Fund
S000075322 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust II, not summed
|
10,882 | ||
| 17.2 |
Goldman Sachs Absolute Return Tracker Fund
Fund
S000020314 · Registered fund · Jun 30, 2026
GOLDMAN SACHS TRUST, not summed
|
9,970 | ||
| 17.3 |
Goldman Sachs MarketBeta(R) Russell 1000 Value Equity ETF
Fund
S000083006 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
|
3,872 | ||
| 17.4 |
Goldman Sachs JUST U.S. Large Cap Equity ETF
Fund
S000061377 · Registered fund · May 31, 2026
Goldman Sachs ETF Trust, not summed
|
3,540 | ||
| 18 |
VANGUARD SMALL-CAP VALUE INDEX FUND
Fund
S000002847 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
4,221,758 | ||
| 19 |
AQR CAPITAL MANAGEMENT LLC
13F
CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,548,385 | ||
| 20 |
Squarepoint Ops LLC
13F
CIK 1642575 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,481,088 | ||
| 21 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
3,332,545 | ||
| 22 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
CIK 884546 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,222,360 | ||
| 23 |
Capital International Investors
13G
CIK 1562230 · Investment adviser · Dec 31, 2024
Rule 13d-1(b), qualified institution
|
3,187,746 | ||
| 24 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,148,361 | ||
| 24.1 |
E*TRADE No Fee Total Market Index Fund
Fund
S000090722 · Registered fund · Jul 31, 2026
E Trade Trust, not summed
|
546 | ||
| 25 |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
13F
CIK 1164508 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,915,888 | ||
| 26 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,664,600 | ||
| 27 |
NORGES BANK
13F
CIK 1374170 · Non-US institution · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,649,546 | ||
| 28 |
VICTORY CAPITAL MANAGEMENT INC
13F
CIK 1040188 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,618,879 | ||
| 28.1 |
Victory Value Fund
Fund
S000012920 · Registered fund · Jul 31, 2026
Victory Portfolios III, not summed
|
604,200 | ||
| 28.2 |
Victory RS Partners Fund
Fund
S000053561 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
|
523,150 | ||
| 28.3 |
Victory RS Large Cap Alpha Fund
Fund
S000053560 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
|
510,500 | ||
| 28.4 |
Victory RS Value Fund
Fund
S000053562 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
|
338,870 | ||
| 28.5 |
Victory RS Investors Fund
Fund
S000053583 · Registered fund · Jun 30, 2026
Victory Portfolios, not summed
|
173,290 | ||
| 29 |
|
2,608,886 | ||
| 30 |
Long Focus Capital Management, LLC
13F
CIK 1602716 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,540,000 | ||
| 31 |
PRICE T ROWE ASSOCIATES INC /MD/
13F
CIK 80255 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,529,841 | ||
| 31.1 |
T. Rowe Price Equity Income Fund
Fund
S000002076 · Registered fund · Jun 30, 2026
T. ROWE PRICE EQUITY INCOME FUND, INC., not summed
|
1,123,000 | ||
| 31.2 |
T. Rowe Price Equity Income Portfolio
Fund
S000002077 · Registered fund · Jun 30, 2026
T. ROWE PRICE EQUITY SERIES, INC., not summed
|
58,844 | ||
| 31.3 |
T. Rowe Price Extended Equity Market Index Fund
Fund
S000002090 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
|
46,731 | ||
| 31.4 |
T. Rowe Price Equity Income ETF
Fund
S000067976 · Registered fund · Jun 30, 2026
T. Rowe Price Exchange-Traded Funds, Inc., not summed
|
26,959 | ||
| 31.5 |
T. Rowe Price Mid-Cap Index Fund
Fund
S000051326 · Registered fund · Jun 30, 2026
T. ROWE PRICE INDEX TRUST, INC., not summed
|
25,346 | ||
| 32 |
BANK OF AMERICA CORP /DE/
13F
CIK 70858 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,413,407 | ||
| 33 |
Gotham Asset Management, LLC
13F
CIK 1510387 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,401,597 | ||
| 34 |
MARSHALL WACE, LLP
13F
CIK 1318757 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,384,941 | ||
| 35 |
CITADEL ADVISORS LLC
13F
CIK 1423053 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,215,932 | ||
| 36 |
D. E. Shaw & Co., Inc.
13F
CIK 1009207 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,180,720 | ||
| 37 |
|
1,842,633 | ||
| 38 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,836,551 | ||
| 39 |
Bank of New York Mellon Corp
13F
CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,685,407 | ||
| 39.1 |
BNY Mellon US Small Cap Core Equity ETF
Fund
S000067262 · Registered fund · Jul 31, 2026
BNY Mellon ETF Trust, not summed
|
11,707 | ||
| 40 |
MILLENNIUM MANAGEMENT LLC
13F
CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,480,276 | ||
| 41 |
Man Group plc
13F
CIK 1637460 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,334,961 | ||
| 42 |
FRONTIER CAPITAL MANAGEMENT CO LLC
13F
CIK 351173 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,322,310 | ||
| 43 |
HBK INVESTMENTS L P
13F
CIK 1011443 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,300,000 | ||
| 44 |
KING LUTHER CAPITAL MANAGEMENT CORP
13F
CIK 310051 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,198,330 | ||
| 44.1 |
LKCM Small Cap Equity Fund
Fund
S000004604 · Registered fund · Jun 30, 2026
LKCM Funds, not summed
|
258,330 | ||
| 44.2 |
LKCM Aquinas Catholic Equity Fund
Fund
S000004610 · Registered fund · Jun 30, 2026
LKCM Funds, not summed
|
55,000 | ||
| 45 |
PRUDENTIAL FINANCIAL INC
13F
CIK 1137774 · Insurance company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,158,195 | ||
| 46 |
CAPITAL FUND MANAGEMENT S.A.
13F
CIK 1323645 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,135,171 | ||
| 47 |
Freestone Grove Partners LP
13F
CIK 2007591 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,120,413 | ||
| 48 |
SEI INVESTMENTS CO
13F
CIK 350894 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,119,581 | ||
| 48.1 |
SIIT SMALL/MID CAP FUND
Fund
S000006770 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
78,600 | ||
| 48.2 |
SIIT U.S. MANAGED VOLATILITY FUND
Fund
S000013605 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
56,900 | ||
| 48.3 |
SIIT EXTENDED MARKET INDEX FUND
Fund
S000035814 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
47,100 | ||
| 48.4 |
SIIT LARGE CAP FUND
Fund
S000006767 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
33,400 | ||
| 48.5 |
SIIT SMALL CAP FUND
Fund
S000006772 · Registered fund · May 31, 2026
SEI INSTITUTIONAL INVESTMENTS TRUST, not summed
|
19,100 | ||
| 49 |
EDMOND DE ROTHSCHILD HOLDING S.A.
13F
CIK 1649647 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,040,000 | ||
| 50 |
SERENITY CAPITAL MANAGEMENT PTE. LTD.
13F
CIK 1934957 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,000,000 |
63 more nested rows are not shown here; Every filing lists them all.
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.
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