MAS

MASCO CORP /DE/

SEC CIK 62996
$74.03 +4.6% · 90 days
90-day buys
$0
0 open-market
90-day sells
$0
0 open-market
Net insider flow
+$0
Net buying
Filings shown
30
Most recent
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At a glance

Insiders at MAS have made no open-market trades in the last 90 days — the activity below is grants, option exercises, and other routine filings.

Largest recent trade: Allman Keith J. sold $79.7M of MAS, trimming their stake 85%.

Most active filer: Allman Keith J., with 30 transactions among the recent filings shown.

Insider transaction history

Form 4 filings for MAS, newest first
View on SEC EDGAR ↗
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 27, 2025 ΔOwn −26%

Allman Keith J. sold $1.66M of MAS, trimming their stake 26%.

−$1.66M
21,723 sh @ $76
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 8, 2024 ΔOwn −0.5%

Allman Keith J. sold $502.1K of MAS.

−$502.1K
6,574 sh @ $76
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 8, 2024 ΔOwn −3.0%

Allman Keith J. sold $3.24M of MAS, trimming their stake 3%.

−$3.24M
42,809 sh @ $76
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 8, 2024 ΔOwn −11%

Allman Keith J. sold $12.1M of MAS, trimming their stake 11%.

−$12.1M
158,435 sh @ $76
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 8, 2024 ΔOwn −85%

Allman Keith J. sold $79.7M of MAS, trimming their stake 85%.

−$79.7M
1.05M sh @ $76
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MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jul 17, 2023 ΔOwn −48%

Allman Keith J. sold $11.24M of MAS, trimming their stake 48%.

−$11.24M
188,040 sh @ $60
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 28, 2023 ΔOwn −14%

Allman Keith J. sold $1.81M of MAS, trimming their stake 14%.

−$1.81M
33,947 sh @ $53
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 15, 2023 ΔOwn −0.1%

Allman Keith J. sold $11.2K of MAS.

−$11.2K
200 sh @ $56
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 15, 2023 ΔOwn −21%

Allman Keith J. sold $3.84M of MAS, trimming their stake 21%.

−$3.84M
69,003 sh @ $56
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 13, 2023 ΔOwn −11%

Allman Keith J. sold $1.79M of MAS, trimming their stake 11%.

−$1.79M
33,366 sh @ $54
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 9, 2023 ΔOwn −2.8%

Allman Keith J. sold $468.2K of MAS, trimming their stake 3%.

−$468.2K
8,591 sh @ $55
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 9, 2023 ΔOwn −12%

Allman Keith J. sold $1.98M of MAS, trimming their stake 12%.

−$1.98M
36,857 sh @ $54
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 6, 2023 ΔOwn −0.7%

Allman Keith J. sold $134.6K of MAS, trimming their stake 1%.

−$134.6K
2,360 sh @ $57
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 6, 2023 ΔOwn −4.3%

Allman Keith J. sold $743.3K of MAS, trimming their stake 4%.

−$743.3K
13,403 sh @ $55
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 6, 2023 ΔOwn −14%

Allman Keith J. sold $2.32M of MAS, trimming their stake 14%.

−$2.32M
41,090 sh @ $56
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 3, 2023 ΔOwn −20%

Allman Keith J. sold $3.62M of MAS, trimming their stake 20%.

−$3.62M
66,228 sh @ $55
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jan 18, 2023 ΔOwn −5.2%

Allman Keith J. sold $728.7K of MAS, trimming their stake 5%.

−$728.7K
14,177 sh @ $51
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Oct 17, 2022 ΔOwn −3.5%

Allman Keith J. sold $487.9K of MAS, trimming their stake 3%.

−$487.9K
10,000 sh @ $49
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jul 15, 2022 ΔOwn −3.4%

Allman Keith J. sold $520.2K of MAS, trimming their stake 3%.

−$520.2K
10,000 sh @ $52
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Apr 15, 2022 ΔOwn −0.1%

Allman Keith J. sold $22.2K of MAS.

−$22.2K
439 sh @ $51
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Apr 15, 2022 ΔOwn −3.1%

Allman Keith J. sold $476.6K of MAS, trimming their stake 3%.

−$476.6K
9,561 sh @ $50
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 1, 2022 ΔOwn −6.4%

Allman Keith J. sold $1.18M of MAS, trimming their stake 6%.

−$1.18M
21,221 sh @ $56
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 10, 2022 ΔOwn −11%

Allman Keith J. sold $2.66M of MAS, trimming their stake 11%.

−$2.66M
43,884 sh @ $61
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jan 19, 2022 ΔOwn −7.2%

Allman Keith J. sold $1.45M of MAS, trimming their stake 7%.

−$1.45M
21,674 sh @ $67
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jan 19, 2022 ΔOwn −3.1%

Allman Keith J. sold $671.4K of MAS, trimming their stake 3%.

−$671.4K
10,000 sh @ $67
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Oct 15, 2021 ΔOwn −3.0%

Allman Keith J. sold $572.2K of MAS, trimming their stake 3%.

−$572.2K
10,000 sh @ $57
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Jul 16, 2021 ΔOwn −2.9%

Allman Keith J. sold $582.8K of MAS, trimming their stake 3%.

−$582.8K
10,000 sh @ $58
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Apr 15, 2021 ΔOwn −2.8%

Allman Keith J. sold $628.2K of MAS, trimming their stake 3%.

−$628.2K
10,000 sh @ $63
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Mar 1, 2021 ΔOwn −1.8%

Allman Keith J. sold $348.1K of MAS, trimming their stake 2%.

−$348.1K
6,543 sh @ $53
MAS
Sell Allman Keith J. · Director, President and CEO · Open-market sale · filed Feb 8, 2021 ΔOwn −8.9%

Allman Keith J. sold $1.59M of MAS, trimming their stake 9%.

−$1.59M
28,261 sh @ $56
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About MAS insider activity

This page tracks every recent Form 4 filed for MASCO CORP /DE/ with the U.S. Securities and Exchange Commission. Form 4 is the disclosure that company insiders — officers, directors, and holders of more than 10% of the stock — must file within two business days of buying or selling shares.

The summary above nets open-market purchases against open-market sales over the trailing 90 days. Open-market trades (codes P and S) tend to carry the most signal because they reflect a deliberate choice to put money in or take it out, as opposed to routine grants, option exercises, or tax-withholding events. Use the badges on each row to tell them apart, and always confirm details against the original filing before drawing conclusions.

Frequently asked questions

How often is MAS insider data updated?

Continuously. We read from SEC EDGAR, so new Form 4 filings for MASCO CORP /DE/ usually appear here within minutes of being accepted by the SEC.

What does "net insider flow" mean?

It is the total dollar value of open-market insider purchases minus open-market sales over the last 90 days. A positive number (green) means insiders bought more than they sold; a negative number (red) means the reverse.

Why do some rows show grants or option exercises instead of buys?

Insiders receive stock through compensation as well as buying it outright. Form 4 captures all of these. We label each transaction by its SEC code so you can focus on open-market activity if you prefer.

Is this investment advice?

No. InsiderSource presents public filing data for informational purposes only. Insider activity is one of many factors to consider and is never a recommendation to buy or sell.