MASCO CORP (MAS): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in MAS · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
30
13F filers
Aggregate Value
$1.6B
Across holders
Last Price
$73.21
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity18 increased12 reduced0 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| HARRIS ASSOCIATES L P CIK 0000813917 | Institutional Manager | 8.32M | $676.9M | 43.5% | 0.9% | Reduced | +$651.8M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 2.33M | $187.7M | 12.1% | 0.1% | Added | +$187.6M | Q2 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 2.16M | $175.5M | 11.3% | 0.4% | Reduced | $-37.6M | Q2 2026 |
| ARIEL INVESTMENTS, LLC CIK 0000936753 | Institutional Manager | 1.64M | $133.0M | 8.6% | 1.3% | Added | +$33.6M | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 1.28M | $103.9M | 6.7% | 0.0% | Added | +$16.7M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 684K | $55.6M | 3.6% | 0.1% | Reduced | $-36.6M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 610K | $49.7M | 3.2% | 0.0% | Added | +$22.5M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 524K | $42.7M | 2.7% | 0.0% | Added | +$33.5M | Q2 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 317K | $25.8M | 1.7% | 0.1% | Reduced | $-10.2M | Q2 2026 |
| YACKTMAN ASSET MANAGEMENT CO/IL CIK 0000905567 | Institutional Manager | 286K | $23.3M | 1.5% | 0.3% | Added | +$3.4M | Q2 2026 |
Reduced
Institutional Manager
$676.9M· 43.5% of total· 0.9% port· 8.32M sh· +$651.8M QoQ· Q2 2026
Added
Hedge Fund
$187.7M· 12.1% of total· 0.1% port· 2.33M sh· +$187.6M QoQ· Q2 2026
Reduced
Hedge Fund
$175.5M· 11.3% of total· 0.4% port· 2.16M sh· $-37.6M QoQ· Q2 2026
Added
Institutional Manager
$133.0M· 8.6% of total· 1.3% port· 1.64M sh· +$33.6M QoQ· Q2 2026
Added
Hedge Fund
$103.9M· 6.7% of total· 0.0% port· 1.28M sh· +$16.7M QoQ· Q2 2026
Reduced
Hedge Fund
$55.6M· 3.6% of total· 0.1% port· 684K sh· $-36.6M QoQ· Q2 2026
Added
Hedge Fund
$49.7M· 3.2% of total· 0.0% port· 610K sh· +$22.5M QoQ· Q2 2026
Added
Hedge Fund
$42.7M· 2.7% of total· 0.0% port· 524K sh· +$33.5M QoQ· Q2 2026
Reduced
Hedge Fund
$25.8M· 1.7% of total· 0.1% port· 317K sh· $-10.2M QoQ· Q2 2026
Added
Institutional Manager
$23.3M· 1.5% of total· 0.3% port· 286K sh· +$3.4M QoQ· Q2 2026
Reduced
Hedge Fund
$16.7M· 1.1% of total· 0.0% port· 205K sh· +$14.3M QoQ· Q2 2026
Added
Hedge Fund
$12.8M· 0.8% of total· 0.0% port· 158K sh· +$11.4M QoQ· Q2 2026
Added
Hedge Fund
$10.5M· 0.7% of total· 0.0% port· 130K sh· $-5.2M QoQ· Q2 2026
Added
Hedge Fund
$6.8M· 0.4% of total· 0.0% port· 83K sh· — QoQ· Q2 2026
Added
Hedge Fund
$5.4M· 0.3% of total· 0.0% port· 66K sh· +$3.4M QoQ· Q2 2026
Reduced
Hedge Fund
$5.3M· 0.3% of total· 0.0% port· 66K sh· $-801K QoQ· Q2 2026
Added
Hedge Fund
$4.4M· 0.3% of total· 0.0% port· 54K sh· +$3.8M QoQ· Q2 2026
Reduced
Hedge Fund
$3.6M· 0.2% of total· 0.0% port· 44K sh· $-37.2M QoQ· Q2 2026
Added
Hedge Fund
$3.4M· 0.2% of total· 0.0% port· 42K sh· +$3.2M QoQ· Q2 2026
Added
Hedge Fund
$1.9M· 0.1% of total· 0.2% port· 24K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$1.9M· 0.1% of total· 0.0% port· 23K sh· $-4.4M QoQ· Q2 2026
Added
Hedge Fund
$1.7M· 0.1% of total· 0.0% port· 23K sh· +$1.4M QoQ· Q3 2025
Reduced
Hedge Fund
$1.4M· 0.1% of total· 0.0% port· 17K sh· $-290K QoQ· Q2 2026
Reduced
Hedge Fund
$1.3M· 0.1% of total· 0.0% port· 16K sh· $-2.2M QoQ· Q2 2026
Added
Hedge Fund
$973K· 0.1% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
Added
Hedge Fund
$869K· 0.1% of total· 0.0% port· 11K sh· — QoQ· Q2 2026
Added
Institutional Manager
$546K· 0.0% of total· 0.0% port· 7K sh· +$41K QoQ· Q2 2026
Reduced
Hedge Fund
$276K· 0.0% of total· 0.0% port· 3K sh· $-8K QoQ· Q2 2026
Added
Institutional Manager
$254K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$254K· 0.0% of total· 0.0% port· 3K sh· $-328K QoQ· Q2 2026
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