Latest Period
Q1 2026
Security Snapshot
MATTEL INC /DE/ - Common stock, $1.00 per share (MAT) Institutional Ownership
CUSIP: 577081102
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
421
Shares (Excl. Options)
299,436,438
Price
$14.53
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- Security type / class
- Equity / Common stock, $1.00 per share
- Symbol
- MAT on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 299,436,438
- Total 13F value
- $4,352,269,404
- Portfolio coverage rank
- 0%
- Share change
- -9,459,540
- Value change
- -$284,711,624
- Number of holders
- 421
- Shares outstanding
- 302,219,446
- SEC-reported price per share
- $13.88
- Insider filing price
- $13.88
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- MAT - MATTEL INC /DE/ - Common stock, $1.00 per share is tracked under CUSIP 577081102.
- 421 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 421 to 46 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $4,352,269,404 to $8,880,897.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 421 institutions filings for Q1 2026.
Security key
577081102
Latest holder period
Q1 2026
13F holders
421
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
MAT full holder history
MATTEL INC /DE/ SEC filings
MATTEL INC /DE/ company facts
MATTEL INC /DE/ insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 577081102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
MAT
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| EdgePoint Investment Group Inc. | 16% | +6.9% | $705,663,066 | +$25,842,830 | 49,140,882 | +3.8% | EdgePoint Investment Group Inc. | 31 Mar 2026 |
| PRIMECAP MANAGEMENT CO/CA/ | 10% | $667,768,717 | 33,238,861 | PRIMECAP MANAGEMENT CO/CA/ | 30 Jun 2025 | |||
| VANGUARD CAPITAL MANAGEMENT LLC | 5.3% | $232,297,184 | 15,987,418 | Vanguard Capital Management | 31 Mar 2026 | |||
| Capital International Investors | 0.9% | $49,983,857 | 3,187,746 | Capital International Investors | 31 Dec 2024 |
As of 31 Mar 2026, 421 institutional investors reported holding 299,436,438 shares of MATTEL INC /DE/ - Common stock, $1.00 per share (MAT). This represents 99% of the company’s total 302,219,446 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
80%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| EdgePoint Investment Group Inc. | 16% | 49,140,882 | +3.8% | 5.7% | $714,017,015 |
| PRIMECAP MANAGEMENT CO/CA/ | 9.8% | 29,697,924 | -0.36% | 0.34% | $431,510,852 |
| BlackRock, Inc. | 9% | 27,322,293 | +1.8% | 0.01% | $396,992,917 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5% | 13,657,490 | 0% | 0% | $198,443,330 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.5% | 13,624,399 | 0% | 0.01% | $197,962,517 |
| ARIEL INVESTMENTS, LLC | 4.5% | 13,567,083 | +8.3% | 2.2% | $197,129,716 |
| SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | 4.2% | 12,812,157 | +49% | 9.2% | $186,160,640 |
| DIMENSIONAL FUND ADVISORS LP | 3.7% | 11,052,845 | +7.6% | 0.03% | $160,590,629 |
| STATE STREET CORP | 3.2% | 9,718,373 | +1.1% | 0% | $141,207,960 |
| LSV ASSET MANAGEMENT | 2.1% | 6,238,390 | +1.8% | 0.2% | $90,644,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 6,174,146 | +3.1% | 0.01% | $89,730,289 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2% | 6,091,878 | -6.7% | 0.01% | $88,516,000 |
| AQR CAPITAL MANAGEMENT LLC | 1.5% | 4,618,323 | +13% | 0.03% | $66,596,219 |
| Alyeska Investment Group, L.P. | 1.5% | 4,608,679 | +34% | 0.19% | $66,964,106 |
| D. E. Shaw & Co., Inc. | 1.3% | 3,883,399 | +64% | 0.04% | $56,425,788 |
| MARSHALL WACE, LLP | 1.2% | 3,726,579 | +27311% | 0.06% | $54,147,195 |
| MORGAN STANLEY | 1.2% | 3,547,424 | -34% | 0% | $51,544,079 |
| GOLDMAN SACHS GROUP INC | 1.2% | 3,543,492 | +38% | 0.01% | $51,486,945 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1% | 3,372,877 | +3.6% | 0.01% | $49,007,903 |
| MILLENNIUM MANAGEMENT LLC | 0.93% | 2,801,135 | +25% | 0.03% | $40,700,492 |
| NORTHERN TRUST CORP | 0.92% | 2,794,902 | +1.8% | 0.01% | $40,609,927 |
| VICTORY CAPITAL MANAGEMENT INC | 0.86% | 2,589,974 | +35% | 0.02% | $37,632,322 |
| Squarepoint Ops LLC | 0.78% | 2,368,621 | -35% | 0.07% | $34,416,063 |
| UBS Group AG | 0.76% | 2,304,897 | +35% | 0.01% | $33,490,154 |
| Point72 Asset Management, L.P. | 0.73% | 2,221,256 | -49% | 0.06% | $32,274,850 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q1 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 636,529 | $8,880,897 | -$3,072,190 | $13.88 | 46 |
| 2026 Q1 | 299,436,438 | $4,352,269,404 | -$284,711,624 | $14.53 | 421 |
| 2025 Q4 | 310,981,926 | $6,171,553,587 | +$114,130,145 | $19.84 | 439 |
| 2025 Q3 | 306,883,751 | $5,165,750,006 | -$258,565,189 | $16.83 | 432 |
| 2025 Q2 | 319,193,289 | $6,294,306,379 | -$19,816,255 | $19.72 | 424 |
| 2025 Q1 | 321,152,976 | $6,235,662,288 | -$154,466,547 | $19.43 | 438 |
| 2024 Q4 | 329,504,681 | $5,842,670,822 | +$45,514,361 | $17.73 | 412 |
| 2024 Q3 | 323,235,690 | $6,156,008,163 | -$218,809,420 | $19.05 | 371 |
| 2024 Q2 | 337,434,392 | $5,486,871,411 | +$61,574,517 | $16.26 | 379 |
| 2024 Q1 | 332,816,579 | $6,592,359,154 | -$23,152,946 | $19.81 | 379 |
| 2023 Q4 | 334,361,726 | $6,313,011,864 | -$22,671,746 | $18.88 | 369 |
| 2023 Q3 | 333,783,887 | $7,352,846,080 | -$15,793,632 | $22.03 | 352 |
| 2023 Q2 | 334,807,851 | $6,541,438,158 | -$147,259,073 | $19.54 | 312 |
| 2023 Q1 | 342,523,643 | $6,305,377,210 | -$92,112,312 | $18.41 | 325 |
| 2022 Q4 | 348,924,153 | $6,225,737,972 | +$16,222,439 | $17.84 | 349 |
| 2022 Q3 | 347,023,999 | $6,577,926,401 | -$77,773,389 | $18.94 | 345 |
| 2022 Q2 | 350,653,114 | $7,832,326,587 | +$98,112,870 | $22.33 | 347 |
| 2022 Q1 | 347,273,480 | $7,719,974,549 | -$60,298,024 | $22.21 | 351 |
| 2021 Q4 | 350,470,840 | $7,555,675,267 | -$22,862,683 | $21.56 | 327 |
| 2021 Q3 | 349,820,719 | $6,494,696,115 | +$99,621,460 | $18.56 | 311 |
| 2021 Q2 | 344,432,695 | $6,923,683,470 | +$171,730,109 | $20.10 | 300 |
| 2021 Q1 | 335,925,498 | $6,691,860,396 | +$32,989,519 | $19.92 | 297 |
| 2020 Q4 | 335,562,368 | $5,856,947,089 | -$125,304,692 | $17.45 | 290 |
| 2020 Q3 | 343,364,714 | $4,017,051,064 | -$120,286,170 | $11.70 | 257 |
| 2020 Q2 | 353,850,347 | $3,422,193,041 | -$162,690,319 | $9.67 | 270 |