| Insider · 16 positions | Net Shares per Quarter (+ Bought / − Sold) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name | Role | Shares Held ↓ | Q3 2026 | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 |
| Michael R Nicolais | — | 54K | +3K | -2K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Richard Beckwitt | — | 27K | +1K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| William R Devlin | SVP, Controller | 18K | — | +386 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Martin M Ellen | — | 12K | +1K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Mary P Ricciardello | — | 11K | +2K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| George John Damiris | — | 10K | +1K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Tony Thompson | Senior Vice President | 10K | -3K | +2K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Michael Haack | President and CEO | 8K | +23 | +31K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Margot Lebenberg Carter | — | 7K | -4K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| David E Rush | — | 5K | +1K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Eric Cribbs | President (American Gypsum) | 2K | +5 | +2K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dale Craig Kesler | EVP and CFO | 2K | +5 | +7K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Mauro Gregorio | — | 1K | +100 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Matt Newby | EVP & General Counsel | 1K | +4 | +5K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Alex Haddock | Senior Vice President | 1K | +3 | +1K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Sam Guzman | Senior Vice President | 831.68 | -100 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |