Latest Period
Q1 2026
Security Snapshot
MASCO CORP /DE/ - Common stock, $1.00 par value (MAS) Institutional Ownership
CUSIP: 574599106
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
828
Shares (Excl. Options)
198,956,994
Price
$60.37
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- Security type / class
- Equity / Common stock, $1.00 par value
- Symbol
- MAS on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 198,956,994
- Total 13F value
- $11,991,991,943
- Portfolio coverage rank
- 0.01%
- Share change
- -7,029,466
- Value change
- -$441,496,679
- Number of holders
- 828
- Shares outstanding
- 204,684,143
- SEC-reported price per share
- $75.40
- Insider filing price
- $75.40
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
- MAS - MASCO CORP /DE/ - Common stock, $1.00 par value is tracked under CUSIP 574599106.
- 828 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 837 to 828 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $13,144,800,286 to $11,991,991,943.
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 828 institutions filings for Q1 2026.
Security key
574599106
Latest holder period
Q1 2026
13F holders
828
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
MAS full holder history
MASCO CORP /DE/ SEC filings
MASCO CORP /DE/ company facts
MASCO CORP /DE/ insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 574599106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
MAS
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 7.4% | $904,016,421 | 14,974,597 | Vanguard Capital Management | 31 Mar 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6.1% | $747,187,899 | 12,376,808 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| HARRIS ASSOCIATES L P | 4.2% | -22% | $518,984,832 | -$175,385,535 | 8,596,734 | -25% | HARRIS ASSOCIATES L P | 31 Mar 2026 |
As of 31 Mar 2026, 828 institutional investors reported holding 198,956,994 shares of MASCO CORP /DE/ - Common stock, $1.00 par value (MAS). This represents 97% of the company’s total 204,684,143 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
63%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7.6% | 15,618,560 | -5.3% | 0.02% | $942,892,448 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.5% | 13,224,747 | 0% | 0.02% | $798,377,976 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6% | 12,351,666 | 0% | 0.04% | $745,670,076 |
| STATE STREET CORP | 4.9% | 9,959,319 | -2.7% | 0.02% | $601,244,088 |
| HARRIS ASSOCIATES L P | 4.2% | 8,596,734 | -25% | 0.69% | $518,984,818 |
| JPMORGAN CHASE & CO | 3.2% | 6,641,369 | +9.5% | 0.03% | $389,184,339 |
| VAN ECK ASSOCIATES CORP | 2.9% | 5,842,483 | +73% | 0.26% | $352,711,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.6% | 5,354,444 | +0.75% | 0.02% | $321,975,021 |
| NORDEA INVESTMENT MANAGEMENT AB | 2.2% | 4,502,005 | +3% | 0.25% | $265,348,175 |
| Boston Partners | 2.2% | 4,492,021 | -22% | 0.29% | $271,162,085 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2.1% | 4,323,794 | -3.5% | 0.09% | $264,540,422 |
| WELLINGTON MANAGEMENT GROUP LLP | 2.1% | 4,235,338 | -12% | 0.05% | $255,687,355 |
| Invesco Ltd. | 1.9% | 3,787,957 | +11% | 0.04% | $228,678,975 |
| NORTHERN TRUST CORP | 1.6% | 3,280,473 | -3.5% | 0.03% | $198,042,155 |
| Beutel, Goodman & Co Ltd. | 1.5% | 3,166,441 | -4.4% | 1.3% | $191,158,000 |
| MORGAN STANLEY | 1.3% | 2,757,856 | +0.14% | 0.01% | $166,491,883 |
| Holocene Advisors, LP | 1.3% | 2,619,767 | -36% | 0.38% | $158,155,334 |
| Pictet Asset Management Holding SA | 1.2% | 2,500,075 | -24% | 0.16% | $150,893,912 |
| Nuveen, LLC | 1.2% | 2,408,623 | +36% | 0.04% | $145,408,570 |
| Impax Asset Management Group plc | 1.2% | 2,377,161 | -12% | 1% | $143,509,210 |
| FIDUCIARY MANAGEMENT INC /WI/ | 1.2% | 2,368,825 | -10% | 1.8% | $143,005,965 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1.1% | 2,349,411 | -9.4% | 0.6% | $141,833,942 |
| EARNEST PARTNERS LLC | 1.1% | 2,179,439 | -1.9% | 0.54% | $131,572,732 |
| Amundi | 1.1% | 2,152,818 | +17% | 0.04% | $129,977,250 |
| DEUTSCHE BANK AG\ | 1% | 2,072,968 | -12% | 0.04% | $125,145,079 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 198,956,994 | $11,991,991,943 | -$441,496,679 | $60.37 | 828 |
| 2025 Q4 | 206,971,085 | $13,144,800,286 | +$432,508,434 | $63.46 | 837 |
| 2025 Q3 | 199,505,263 | $14,033,674,522 | +$1,087,808 | $70.39 | 867 |
| 2025 Q2 | 199,563,590 | $12,852,606,875 | +$224,309,213 | $64.36 | 842 |
| 2025 Q1 | 196,202,040 | $13,626,046,507 | -$185,712,211 | $69.54 | 856 |
| 2024 Q4 | 198,493,076 | $14,406,427,160 | -$111,290,609 | $72.57 | 848 |
| 2024 Q3 | 198,551,547 | $16,653,726,953 | -$809,176,979 | $83.94 | 834 |
| 2024 Q2 | 209,503,830 | $13,963,723,433 | +$166,206,983 | $66.67 | 789 |
| 2024 Q1 | 206,446,844 | $16,261,873,278 | -$45,400,365 | $78.88 | 833 |
| 2023 Q4 | 207,054,650 | $13,863,050,416 | -$57,603,431 | $66.98 | 781 |
| 2023 Q3 | 208,290,274 | $11,132,598,790 | -$59,371,333 | $53.45 | 718 |
| 2023 Q2 | 207,876,617 | $11,898,258,862 | -$15,521,128 | $57.38 | 706 |
| 2023 Q1 | 207,164,631 | $10,291,888,150 | -$241,169,780 | $49.72 | 677 |
| 2022 Q4 | 213,380,727 | $9,966,993,157 | +$236,026,520 | $46.67 | 692 |
| 2022 Q3 | 208,704,151 | $9,752,090,869 | -$48,177,581 | $46.69 | 667 |
| 2022 Q2 | 207,076,921 | $10,477,084,987 | -$292,432,734 | $50.60 | 673 |
| 2022 Q1 | 216,047,740 | $11,040,383,989 | -$310,174,715 | $51.00 | 722 |
| 2021 Q4 | 220,903,941 | $15,485,761,577 | -$498,971,017 | $70.22 | 758 |
| 2021 Q3 | 225,554,895 | $12,511,258,079 | -$295,962,961 | $55.55 | 699 |
| 2021 Q2 | 229,918,951 | $13,514,927,382 | -$268,838,436 | $58.91 | 730 |
| 2021 Q1 | 233,674,299 | $13,966,612,373 | -$85,171,087 | $59.90 | 714 |
| 2020 Q4 | 235,422,220 | $12,900,420,430 | -$204,330,371 | $54.93 | 683 |
| 2020 Q3 | 239,006,188 | $13,152,889,398 | +$61,818,824 | $55.13 | 662 |
| 2020 Q2 | 237,084,075 | $11,878,040,415 | -$366,263,165 | $50.21 | 602 |
| 2020 Q1 | 247,791,140 | $8,565,383,333 | -$632,754,536 | $34.57 | 554 |