MASCO CORP MAS
COM · Common Stock · CUSIP 574599106 · ISIN US5745991068
Manufacturer of products for the home improvement and home construction markets
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($107.9m this quarter). Holder counts are more reliable. Shares outstanding: 197.2m as of 2026-06-30, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $81.24. Options: 13 managers hold calls ($37.9m notional), 13 hold puts ($17.6m).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 684 |
| Q4 2022 | 701 |
| Q1 2023 | 690 |
| Q2 2023 | 717 |
| Q3 2023 | 730 |
| Q4 2023 | 790 |
| Q1 2024 | 847 |
| Q2 2024 | 799 |
| Q3 2024 | 844 |
| Q4 2024 | 857 |
| Q1 2025 | 870 |
| Q2 2025 | 852 |
| Q3 2025 | 877 |
| Q4 2025 | 844 |
| Q1 2026 | 840 |
| Q2 2026 | 920 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 391 | 368 |
| Q4 2024 | 366 | 391 |
| Q1 2025 | 357 | 410 |
| Q2 2025 | 365 | 440 |
| Q3 2025 | 409 | 365 |
| Q4 2025 | 310 | 457 |
| Q1 2026 | 369 | 400 |
| Q2 2026 | 485 | 351 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $43.7m | $10.8m | 0.25 |
| Q4 2025 | $14.6m | $10.5m | 0.72 |
| Q1 2026 | $21.2m | $14.2m | 0.67 |
| Q2 2026 | $37.9m | $17.6m | 0.46 |
Biggest buyers
| AQR CAPITAL MANAGEMENT LLC | Added | +1.3m |
| ARIEL INVESTMENTS, LLC | Added | +1.1m |
| FRANKLIN RESOURCES INC | Added | +1.1m |
| AMERIPRISE FINANCIAL INC | Added | +902.6k |
| Eurizon Capital SGR S.p.A. | Added | +802.2k |
| STATE STREET CORP | Added | +766.7k |
| Quantinno Capital Management LP | Added | +556.0k |
| Beutel, Goodman & Co Ltd. | Added | +545.4k |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | Added | +461.0k |
| VIRGINIA RETIREMENT SYSTEMS ET Al | Added | +383.4k |
Biggest sellers
| JACOBS LEVY EQUITY MANAGEMENT, INC | Reduced | -2.3m |
| NORDEA INVESTMENT MANAGEMENT AB | Reduced | -1.4m |
| Amundi | Reduced | -1.2m |
| JPMORGAN CHASE & CO | Reduced | -1.2m |
| VAN ECK ASSOCIATES CORP | Reduced | -1.1m |
| FIDUCIARY MANAGEMENT INC /WI/ | Reduced | -805.9k |
| Pictet Asset Management Holding SA | Reduced | -785.1k |
| Squarepoint Ops LLC | Reduced | -638.6k |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | Sold out | -635.3k |
| Holocene Advisors, LP | Reduced | -462.4k |
Biggest calls
| CITADEL ADVISORS LLC | Added | $8.5m104.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $6.0m73.6k shares |
| SCOPUS ASSET MANAGEMENT, L.P. | New | $4.9m60.0k shares |
| IMC-Chicago, LLC | Reduced | $4.1m49.8k shares |
| JANE STREET GROUP, LLC | Added | $3.7m46.0k shares |
| HRT FINANCIAL LP | Reduced | $2.8m34.8k shares |
| GROUP ONE TRADING LLC | Added | $2.3m28.3k shares |
| Schonfeld Strategic Advisors LLC | Unchanged | $1.5m18.1k shares |
| Squarepoint Ops LLC | Reduced | $1.3m16.0k shares |
| SIMPLEX TRADING, LLC | Reduced | $1.0m12.4k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $3.4m41.7k shares |
| HRT FINANCIAL LP | Added | $3.3m40.0k shares |
| Squarepoint Ops LLC | Reduced | $3.2m38.9k shares |
| CITADEL ADVISORS LLC | Reduced | $1.8m21.7k shares |
| IMC-Chicago, LLC | Added | $1.6m20.2k shares |
| Schonfeld Strategic Advisors LLC | New | $1.5m18.4k shares |
| JANE STREET GROUP, LLC | Added | $862.5k10.6k shares |
| Walleye Capital LLC | Added | $732.3k9.0k shares |
| MILLENNIUM MANAGEMENT LLC | New | $480.1k5.9k shares |
| Walleye Trading LLC | Added | $317.3k3.9k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 7.3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 6.1% |
| STATE STREET CORP 13G · institution new · filed 2026-08-07 | 5.3% |
Fell to 5% or below in the last year: HARRIS ASSOCIATES L P (4.2%, 2026-05-15), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 2 | $3.6m | — |
| Q1 2025 | 0 | — | 3 | $3.4m | $1.7m |
| Q2 2025 | 0 | — | 0 | — | — |
| Q3 2025 | 0 | — | 2 | $6.5m | — |
| Q4 2025 | 0 | — | 0 | — | — |
| Q1 2026 | 0 | — | 3 | $5.1m | — |
| Q2 2026 | 0 | — | 0 | — | — |
| Q3 2026 | 0 | — | 0 | — | — |
None reported since 1 Apr 2026.
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.02% of their portfolio | 15.7m $1.3bn | Added +99.1k |
| VANGUARD CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 13.2m $1.1bn | Reduced -44.8k |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.04% of their portfolio | 12.2m $994.3m | Reduced -132.1k |
| STATE STREET CORP 0.03% of their portfolio | 10.7m $872.8m | Added +766.7k |
| HARRIS ASSOCIATES L P 0.90% of their portfolio | 8.3m $676.9m | Reduced -277.8k |
| JPMORGAN CHASE & CO 0.03% of their portfolio | 5.5m $439.8m | Reduced -1.2m |
| GEODE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 5.4m $433.6m | Reduced -4.4k |
| VAN ECK ASSOCIATES CORP 0.23% of their portfolio | 4.7m $382.9m | Reduced -1.1m |
| Boston Partners 0.33% of their portfolio | 4.6m $374.7m | Added +114.0k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.12% of their portfolio | 4.5m $372.8m | Added +198.6k |
| WELLINGTON MANAGEMENT GROUP LLP 0.05% of their portfolio | 3.8m $308.4m | Reduced -445.7k |
| Beutel, Goodman & Co Ltd. 2.22% of their portfolio | 3.7m $302.0m | Added +545.4k |
| Invesco Ltd. 0.02% of their portfolio | 3.6m $291.2m | Reduced -209.3k |
| NORTHERN TRUST CORP 0.03% of their portfolio | 3.2m $261.4m | Reduced -68.1k |
| NORDEA INVESTMENT MANAGEMENT AB 0.20% of their portfolio | 3.1m $249.9m | Reduced -1.4m |
| MORGAN STANLEY 0.01% of their portfolio | 2.7m $221.4m | Reduced -37.4k |
| Nuveen, LLC 0.05% of their portfolio | 2.4m $195.9m | Reduced -648 |
| AQR CAPITAL MANAGEMENT LLC 0.07% of their portfolio | 2.3m $187.7m | Added +1.3m |
| BANK OF AMERICA CORP /DE/ 0.01% of their portfolio | 2.2m $178.4m | Added +187.0k |
| NORGES BANK 0.02% of their portfolio | 2.2m $177.5m | Not comparable |
| GOLDMAN SACHS GROUP INC 0.02% of their portfolio | 2.2m $176.1m | Added +193.8k |
| Holocene Advisors, LP 0.40% of their portfolio | 2.2m $175.5m | Reduced -462.4k |
| EARNEST PARTNERS LLC 0.63% of their portfolio | 2.1m $174.9m | Reduced -30.4k |
| Quantinno Capital Management LP 0.21% of their portfolio | 2.1m $170.8m | Added +556.0k |
| Impax Asset Management Group plc 1.08% of their portfolio | 2.0m $165.3m | Reduced -345.4k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 2.0m $160.4m | Reduced -3.8k |
| Bank of New York Mellon Corp 0.03% of their portfolio | 1.9m $156.7m | Reduced -36.2k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.11% of their portfolio | 1.9m $151.4m | Added +296.8k |
| DEUTSCHE BANK AG\ 0.04% of their portfolio | 1.8m $149.7m | Reduced -233.6k |
| Pictet Asset Management Holding SA 0.13% of their portfolio | 1.7m $139.5m | Reduced -785.1k |
| AMERICAN CENTURY COMPANIES INC 0.06% of their portfolio | 1.7m $136.9m | Reduced -182.0k |
| Capital World Investors 0.02% of their portfolio | 1.7m $135.8m | Added +43.9k |
| ARIEL INVESTMENTS, LLC 1.33% of their portfolio | 1.6m $133.0m | Added +1.1m |
| Eurizon Capital SGR S.p.A. 0.35% of their portfolio | 1.6m $131.0m | Added +802.2k |
| FIDUCIARY MANAGEMENT INC /WI/ 1.81% of their portfolio | 1.6m $127.2m | Reduced -805.9k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% of their portfolio | 1.4m $113.8m | Reduced -13.1k |
| FRANKLIN RESOURCES INC 0.02% of their portfolio | 1.4m $110.2m | Added +1.1m |
| AMERIPRISE FINANCIAL INC 0.02% of their portfolio | 1.3m $106.5m | Added +902.6k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.05% of their portfolio | 1.3m $103.9m | Added +204.8k |
| DIMENSIONAL FUND ADVISORS LP 0.02% of their portfolio | 1.3m $102.2m | Added +26.1k |
| Empower Advisory Group, LLC 0.23% of their portfolio | 1.2m $94.3m | Added +27.0k |
| ENVESTNET ASSET MANAGEMENT INC 0.02% of their portfolio | 1.2m $93.6m | Added +85.6k |
| VANGUARD FIDUCIARY TRUST CO 0.02% of their portfolio | 1.1m $92.1m | Reduced -13.2k |
| FULLER & THALER ASSET MANAGEMENT, INC. 0.24% of their portfolio | 1.1m $89.7m | Added +383.3k |
| FIRST TRUST ADVISORS LP 0.05% of their portfolio | 1.1m $87.7m | Reduced -163.9k |
| Amundi 0.02% of their portfolio | 937.4k $76.3m | Reduced -1.2m |
| Caisse de depot et placement du Quebec 0.10% of their portfolio | 872.0k $71.0m | Added +24.0k |
| UBS Group AG 0.01% of their portfolio | 795.5k $64.7m | Added +25.2k |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 0.98% of their portfolio | 768.7k $62.5m | Reduced -59.9k |
| Legal & General Group Plc 0.01% of their portfolio | 730.6k $59.4m | Reduced -43.5k |
| CITIGROUP INC 0.03% of their portfolio | 699.9k $57.0m | Added +85.8k |
| ROYAL BANK OF CANADA 0.01% of their portfolio | 692.6k $56.4m | Added +348.9k |
| RENAISSANCE TECHNOLOGIES LLC 0.08% of their portfolio | 683.9k $55.6m | Reduced -450.2k |
| RAYMOND JAMES FINANCIAL INC 0.01% of their portfolio | 672.0k $54.7m | Added +103.6k |
| SEIZERT CAPITAL PARTNERS, LLC 2.10% of their portfolio | 625.6k $50.9m | Added +57.4k |
| VIRGINIA RETIREMENT SYSTEMS ET Al 0.30% of their portfolio | 611.6k $49.8m | Added +383.4k |
| MILLENNIUM MANAGEMENT LLC 0.03% of their portfolio | 610.4k $49.7m | Added +276.6k |
| Boston Trust Walden Corp 0.37% of their portfolio | 602.9k $49.1m | Reduced -110.7k |
| BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio | 586.2k $47.7m | Added +53.1k |
| CAMBIAR INVESTORS LLC 2.03% of their portfolio | 574.5k $46.7m | Added +32.5k |
| Swiss National Bank 0.02% of their portfolio | 572.3k $46.6m | Reduced -37.3k |
| BARCLAYS PLC 0.01% of their portfolio | 559.4k $45.5m | Added +32.5k |
| VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio | 536.9k $43.7m | Added +58.9k |
| Mitsubishi UFJ Trust & Banking Corp 0.09% of their portfolio | 528.1k $43.0m | Added +158.2k |
| CITADEL ADVISORS LLC 0.02% of their portfolio | 524.4k $42.7m | Added +341.7k |
| California Public Employees Retirement System 0.02% of their portfolio | 517.0k $42.1m | Added +63.0k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.02% of their portfolio | 500.1k $40.7m | Reduced -108.5k |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.02% of their portfolio | 470.5k $38.3m | Added +461.0k |
| KBC Group NV 0.08% of their portfolio | 465.9k $37.9m | Added +158.5k |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.06% of their portfolio | 459.6k $34.9m | Added +40.9k |
| WELLS FARGO & COMPANY/MN 0.01% of their portfolio | 455.3k $37.0m | Added +93.2k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.04% of their portfolio | 438.1k $35.6m | Added +24.0k |
| Aware Super Pty Ltd as trustee of Aware Super 0.50% of their portfolio | 431.8k $35.1m | Added +302.8k |
| WORLDQUANT MILLENNIUM ADVISORS LLC 0.12% of their portfolio | 430.5k $35.0m | Reduced -98.0k |
| Haverford Trust Co 0.29% of their portfolio | 417.6k $34.0m | Reduced -10.7k |
| DEROY & DEVEREAUX PRIVATE INVESTMENT COUNSEL INC 1.41% of their portfolio | 416.3k $33.9m | Added +9.1k |
| Vanguard Global Advisers, LLC 0.02% of their portfolio | 415.8k $33.8m | Reduced -11.1k |
| BANK OF MONTREAL /CAN/ 0.01% of their portfolio | 415.0k $33.8m | Added +149.2k |
| RHUMBLINE ADVISERS 0.02% of their portfolio | 402.3k $32.7m | Reduced -104.4k |
| Sumitomo Mitsui Trust Group, Inc. 0.02% of their portfolio | 395.2k $32.2m | Reduced -7.6k |
| Ensign Peak Advisors, Inc 0.05% of their portfolio | 390.0k $31.7m | Reduced -57.2k |
| DekaBank Deutsche Girozentrale 0.04% of their portfolio | 376.8k $22.2m | Unchanged |
| WINTON GROUP Ltd 0.99% of their portfolio | 376.7k $30.7m | Added +108.8k |
| TEACHER RETIREMENT SYSTEM OF TEXAS 0.08% of their portfolio | 373.3k $30.4m | Added +156.2k |
| HSBC HOLDINGS PLC 0.01% of their portfolio | 369.8k $30.1m | Added +24.9k |
| LPL Financial LLC 0.01% of their portfolio | 353.9k $28.8m | Added +67.2k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.03% of their portfolio | 351.7k $28.6m | Reduced -96.0k |
| FMR LLC 0.00% of their portfolio | 349.3k $28.4m | Reduced -17.1k |
| Trexquant Investment LP 0.17% of their portfolio | 340.1k $27.7m | Reduced -51.2k |
| SEI INVESTMENTS CO 0.02% of their portfolio | 319.0k $26.0m | Reduced -28.4k |
| Gotham Asset Management, LLC 0.06% of their portfolio | 317.3k $25.8m | Reduced -125.3k |
| Artisan Partners Limited Partnership 0.04% of their portfolio | 310.0k $25.2m | Added +64.7k |
| SG Americas Securities, LLC 0.01% of their portfolio | 307.3k $25.0m | Added +151.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 298.8k $24.3m | Added +163 |
| YACKTMAN ASSET MANAGEMENT LP 0.29% of their portfolio | 286.1k $23.3m | Added +41.4k |
| ASSETMARK, INC 0.04% of their portfolio | 275.5k $22.4m | Added +14.7k |
| Swedbank AB 0.02% of their portfolio | 271.0k $22.1m | Added +114.1k |
| NATIXIS 0.10% of their portfolio | 268.5k $21.8m | New |
| Foster Victor Wealth Advisors, LLC 1.08% of their portfolio | 264.1k $20.6m | Added +11.0k |
| Corient Private Wealth LP 0.03% of their portfolio | 263.6k $21.4m | Reduced -12.5k |