| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Classified under Building Products (Industrials sector), MAS's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Dir | 51.8K | - | - | |
| Dir | 50.6K | - | - | |
| Pres | 46.0K | $2.93M | - | |
| CEO | 42.8K | $3.08M | - | |
| CFO | 40.6K | $2.92M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 7, 2026 | Payne Lisa A | Director | Sell | 16,735 | $63.66 | $1,065,350.10 | -51.5% | +9.0% | - | |
| Feb 26, 2026 | Eisman Heath M | VP, Controller And CAO | Sell | 747 | $71.92 | $53,720.51 | -5.6% | -3.6% | - | |
| Feb 12, 2026 | Cole Kenneth G.45 | VP, General Counsel And Sec. | Sale+OE | 51,900 | $77.03 | $3,998,008.92 | -55.6% | -13.0% | - | |
| Aug 22, 2025 | Shah Jai55 | Group President | Sale+OE | 82,910 | $76.04 | $6,304,327.16 | -67.7% | -20.5% | -3.0% | |
| Aug 19, 2025 | Eisman Heath M | VP, Controller And CAO | Sell | 2,431 | $74.62 | $181,401.22 | -16.8% | -20.3% | +1.0% | |
| Mar 11, 2025 | Straber Renee61 | VP - Chief Hr Officer | Sell | 3,139 | $71.78 | $225,301.73 | -8.7% | -10.7% | -12.5% | |
| Mar 7, 2025 | Alexander Mark R. | Director | Sell | 20,172 | $74.03 | $1,493,359.38 | -53.0% | -15.8% | -15.3% | |
| Feb 26, 2025 | Allman Keith J.62 | President And CEO | Sell | 21,723 | $76.36 | $1,658,768.28 | -26.5% | -16.5% | -4.8% | |
| Nov 6, 2024 | Stevens Charles K. III46 | Director | Sell | 3,150 | $80.87 | $254,731.05 | -20.1% | -3.6% | -22.6% | |
| Nov 4, 2024 | Straber Renee61 | VP - Chief Hr Officer | Sale+OE | 42,150 | $80.54 | $3,394,925.39 | -55.5% | -3.9% | -22.0% |