MAS Institutional Ownership
Who owns Masco Corp and what the big funds did with it last quarter, from every SEC 13F filing. 923 funds reported holding MAS at Jun 30, 2026, together owning 104.2% of the company.
- ▲483 buying vs 350 selling
- ▲Held by funds +0.7 pts
- ▲Funds holding +80
- ▲Superinvestors: 3 added, 1 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 923 | 843 | +9.5% |
| In funds' top 10 | 2 | 0 | – |
| 13F shares | 201M | 199M | +0.7% |
| Held by funds | 104.2% | 103.4% | +0.7 pts |
| New positions | 139 | 85 | +63.5% |
| Increased | 344 | 285 | +20.7% |
| Reduced | 291 | 315 | −7.6% |
| Sold out | 59 | 85 | −30.6% |
| Calls (shares) | 117K | 81K | +43.9% |
| Puts (shares) | 79K | 96K | −18.3% |
| Put/call ratio | 0.67 | 1.19 | −43.2% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in MAS
All superinvestors →
Who owns MAS
share of fund held shares- Index and passive funds37.6%
- Active managers and hedge funds44.5%
- Banks and brokers14.6%
- Pensions, insurers and other3.2%
The top 10 holders own 42.2% of all MAS shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
288 funds changed their position- KBC Group NVAdded+866K sh
- DekaBank Deutsche GirozentraleTrimmed−299K sh
- VIRGINIA RETIREMENT SYSTEMS ET AlAdded+293K sh
- Achmea Investment Management B.V.New+206K sh
- Assenagon Asset Management S.A.Added+202K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 8.15% | 15.7M | $1.3B | +99K |
| 2 | Vanguard Capital Management LLC | 6.84% | 13.2M | $1.1B | −45K |
| 3 | Vanguard Portfolio Management LLC | 6.34% | 12.2M | $994M | −132K |
| 4 | State Street Corp | 5.56% | 10.7M | $873M | +767K |
| 5 | Harris Associates L P | 4.32% | 8.3M | $677M | −278K |
| 6 | Jpmorgan Chase & Co | 2.83% | 5.5M | $440M | −1.2M |
| 7 | Geode Capital Management, LLC | 2.78% | 5.4M | $434M | −4,418 |
| 8 | Van Eck Associates Corp | 2.44% | 4.7M | $383M | −1.1M |
| 9 | Boston Partners | 2.39% | 4.6M | $375M | +114K |
| 10 | Massachusetts Financial Services Co /ma/ | 2.35% | 4.5M | $373M | +199K |
- Norges Bank+2.2M sh+$178M
- AQR Capital Management LLC+1.3M sh+$107M
- Ariel Investments, LLC+1.1M sh+$90.5M
- Franklin Resources Inc+1.1M sh+$89.2M
- Ameriprise Financial Inc+903K sh+$73.4M
- Eurizon Capital SGR S.p.A.+802K sh+$65.2M
- State Street Corp+767K sh+$62.4M
- Quantinno Capital Management LP+556K sh+$45.2M
- Jacobs Levy Equity Management, Inc−2.3M sh−$191M
- English Capital Management LLC−61K sh−$120M
- Nordea Investment Management AB−1.4M sh−$115M
- Amundi−1.2M sh−$98.9M
- Jpmorgan Chase & Co−1.2M sh−$94.8M
- Van Eck Associates Corp−1.1M sh−$92.5M
- Fiduciary Management Inc /wi/−806K sh−$65.6M
- Pictet Asset Management Holding SA−785K sh−$63.9M
MAS institutional ownership FAQ
Who owns the most MAS stock?
In Q2 2026 13F filings the largest holder of MAS was BlackRock, Inc., followed by Vanguard Capital Management LLC and Vanguard Portfolio Management LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of MAS is owned by institutions?
Funds that file 13F reports held 104.2% of MAS's shares at Jun 30, 2026, compared with 103.4% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying MAS?
In Q2 2026, 483 funds bought MAS (139 of them new positions) and 350 sold (59 sold out completely). Among well known investors, 3 added and 1 cut. Our fund sentiment for MAS is strongly bullish.
What is MAS's institutional put/call ratio?
Funds reported $6.4M of MAS puts against $9.5M of calls, a put/call ratio of 0.67 (1.19 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this MAS ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.