Masco Ownership | Who Owns Masco?

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Masco Ownership Summary

Masco is owned by 99.36% institutional investors, 0.23% insiders, and 0.41% retail investors. Vanguard group is the largest institutional shareholder, holding 13.25% of MAS shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.27% of its assets in Masco shares.

MAS Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Masco	99.36%	0.23%	0.41%
Sector	Basic Materials Stocks	58.56%	12.44%	29.01%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	27.82M	13.25%	$1.77B
Blackrock funding, inc. /de	15.72M	7.75%	$1.28B
Blackrock	16.76M	7.58%	$1.12B
Vanguard capital management	13.18M	6.50%	$1.07B
State street	10.73M	5.29%	$872.78M
Harris associates l p	8.32M	4.10%	$676.91M
Jpmorgan chase	5.46M	2.69%	$439.82M
Geode capital management	5.35M	2.64%	$433.58M
Van eck associates	4.71M	2.32%	$382.91M
Boston partners	4.61M	2.27%	$374.73M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
140 summer partners lp	668.75K	4.09%	$47.07M
Palmer knight	98.52K	3.09%	$8.02M
Sitrin capital management	73.10K	2.64%	$5.95M
Broyhill asset management	34.19K	2.47%	$2.78M
12th street asset management company	202.16K	2.34%	$16.45M
Beutel, goodman	3.71M	2.22%	$302.04M
Eliot finkel investment counsel	58.05K	2.21%	$4.72M
Seizert capital partners	625.56K	2.10%	$50.90M
Cambiar investors	574.53K	2.03%	$46.75M
Lipe & dalton	48.95K	1.85%	$3.98M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	2.18M	0.02%	2.18M
Sixth street partners management company	1.97M	0.02%	1.97M
Aqr capital management	2.33M	0.07%	1.32M
Ariel investments	1.64M	1.33%	1.11M
Franklin resources	1.35M	0.02%	1.10M

Top Sellers

Holder	Shares	% Assets	Change
Jacobs levy equity management	8.11K	0.00%	-2.34M
Wealthquest	-	-	-1.48M
Nordea investment management ab	3.09M	0.20%	-1.42M
Amundi	937.41K	0.02%	-1.22M
Jpmorgan chase	5.46M	0.02%	-1.18M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	2.18M	0.02%	2.18M	$177.55M
Sixth street partners management company	1.97M	0.02%	1.97M	$160.38M
140 summer partners lp	668.75K	4.09%	668.75K	$47.07M
Adage capital partners gp	293.10K	0.03%	293.10K	$20.63M
Australiansuper pty	137.10K	0.05%	137.10K	$11.16M

Sold Out

Holder	Change
Credit industriel et commercial	-1.00
Winnow wealth	-1.00
Caitlin john	-2.00
Greenline partners	-3.00
Gps wealth strategies group	-3.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	928	8.79%	201,553,718	1.25%	99	1.03%	488	26.10%	292	-6.41%
Mar 31, 2026	828	-2.47%	194,201,538	-6.23%	93	0.96%	377	7.71%	303	-13.92%
Dec 31, 2025	381	-57.05%	60,686,373	-69.58%	28	0.32%	126	-70.21%	172	-41.30%
Sep 30, 2025	482	-43.29%	69,845,217	-63.56%	33	0.40%	215	-41.58%	150	-56.52%
Jun 30, 2025	845	-3.65%	199,343,811	0.88%	94	1.09%	368	0.55%	343	-

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	6.92M	3.27%	-68.67K
Vanguard MStar Total Stk Mkt Idx Invest	6.42M	3.26%	17.27K
Vanguard Morn Total Stk Mkt Idx Investor	6.40M	3.25%	-70.57K
Vanguard Total Stock Mkt Idx Inv	6.40M	3.17%	-70.57K
Vanguard Institutional 500 Index Trust	6.03M	2.86%	45.16K
Vanguard 500 Index Investor	5.29M	2.69%	55.84K
Vanguard Small Cap Index	4.64M	2.35%	10.14K
VanEck Morningstar Wide Moat	4.22M	2.09%	-666.69K
VanEck Morningstar Wide Moat ETF	4.13M	2.09%	-1.89K
Oakmark Investor	3.29M	1.63%	-66.30K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Mar 07, 2026	PAYNE LISA A	-	Sell	$937.65K
Mar 07, 2026	PAYNE LISA A	-	Sell	$127.70K
Feb 26, 2026	Eisman Heath M	VP, Controller and CAO	Sell	$53.72K
Feb 12, 2026	Cole Kenneth G.	VP, General Counsel and Sec.	Sell	$1.86M
Feb 12, 2026	Cole Kenneth G.	VP, General Counsel and Sec.	Sell	$2.14M

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	3
2025 Q4	-	-
2025 Q3	-	2
2025 Q2	-	-
2025 Q1	-	3

MAS Ownership FAQ

Who owns the most shares of Masco?

Masco’s largest shareholders are Vanguard group (27.82M shares, 13.25%), Blackrock funding, inc. /de (15.72M shares, 7.75%), and Blackrock (16.76M shares, 7.58%). Together, they hold 28.58% of Masco’s total shares outstanding.

Does Blackrock own Masco?

Yes, BlackRock owns 7.58% of Masco, totaling 16.76M shares as of Jun 2024. This represents 0.03% of BlackRock's total assets, with a market value of 1.12B$. In the last quarter, BlackRock decreased its holdings by -444K shares, a -2.58% change.

Who is Masco’s biggest shareholder by percentage of total assets invested?

140 summer partners lp is Masco’s biggest shareholder by percentage of total assets invested, with 4.09% of its assets in 668.75K Masco shares, valued at 47.07M$.

Who is the top mutual fund holder of Masco shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Masco shares, with 3.27% of its total shares outstanding invested in 6.92M Masco shares.

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