| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2025-11-07 | Rush David E Director | Purchase | +1,000 | +31.52%4,173 | $208.08 | $208,080 | View SEC filing | |
| 2025-08-21 | Devlin William R SVP, Controller | Sale | -2,000 | -10.44%17,151 | $232.76 | $465,518 | View SEC filing | |
| 2025-05-23 | Rush David E Director | Purchase | +1,000 | +100.00%2,000 | $213.66 | $213,660 | View SEC filing | |
| 2025-02-12 | NICOLAIS MICHAEL R Director | Purchase | +310 | +6.14%5,360 | $257.36 | $79,781 | View SEC filing | |
| 2024-11-26 | Cribbs Eric President (American Gypsum) | Sale | -1,000 | -7.18%12,937 | $319.64 | $319,640 | View SEC filing | |
| 2024-11-25 | Kesler Dale Craig EVP and CFO | Sale | -5,000 | -7.63%60,488 | $310.04 | $1,550,192 | View SEC filing | |
| 2024-11-25 | Haack Michael President and CEO | Sale | -32,867 | -19.65%85,811 | $308.54 | $10,140,918 | View SEC filing | |
| 2024-11-22 | STEWART RICHARD ROSS Director | Sale | -3,577 | -76.48%1,100 | $300.30 | $1,074,173 | View SEC filing | |
| 2024-11-13 | Haddock Alex Senior Vice President | Sale | -1,100 | -26.16%3,105 | $313.54 | $344,890 | View SEC filing | |
| 2024-11-07 | Devlin William R SVP, Controller | Sale | -2,304 | -9.67%21,516 | $312.45 | $719,885 | View SEC filing | |
| 2024-11-07 | Thompson Tony Senior Vice President | Sale | -1,401 | -9.59%13,212 | $314.00 | $439,914 | View SEC filing | |
| 2024-09-19 | Damiris George John Director | Sale | -1,000 | -11.18%7,943 | $277.62 | $277,620 | View SEC filing | |
| 2024-08-02 | Kesler Dale Craig EVP and CFO | Sale | -5,000 | -7.63%60,488 | $266.76 | $1,333,800 | View SEC filing | |
| 2024-08-02 | Cribbs Eric President (American Gypsum) | Sale | -1,851 | -11.72%13,937 | $277.06 | $512,845 | View SEC filing | |
| 2024-03-08 | Haack Michael President and CEO | Sale | -31,700 | -25.17%94,229 | $254.90 | $8,080,338 | View SEC filing | |
| 2024-03-06 | Cribbs Eric President (American Gypsum) | Sale | -6,570 | -29.56%15,654 | $259.50 | $1,704,915 | View SEC filing | |
| 2024-02-28 | Newby Matt EVP & General Counsel | Sale | -2,940 | -11.87%21,819 | $251.15 | $738,385 | View SEC filing | |
| 2024-02-07 | Powers David B Director | Sale | -9,000 | -32.53%18,664 | $240.52 | $2,164,644 | View SEC filing | |
| 2024-02-06 | Thompson Tony Senior Vice President | Sale | -638 | -4.24%14,393 | $235.07 | $149,976 | View SEC filing | |
| 2024-01-31 | Newby Matt EVP & General Counsel | Sale | -3,165 | -12.67%21,819 | $223.76 | $708,185 | View SEC filing | |
| 2024-01-30 | Kesler Dale Craig EVP and CFO | Sale | -5,000 | -7.40%62,610 | $215.60 | $1,078,018 | View SEC filing | |
| 2024-01-30 | Devlin William R SVP, Controller | Sale | -2,354 | -8.61%24,998 | $214.95 | $505,992 | View SEC filing | |
| 2024-01-30 | Cribbs Eric President (American Gypsum) | Sale | -2,000 | -11.33%15,654 | $214.66 | $429,310 | View SEC filing | |
| 2023-12-11 | Cribbs Eric Executive Vice President | Sale | -700 | -4.28%15,654 | $186.22 | $130,354 | View SEC filing | |
| 2023-09-01 | Newby Matt EVP & General Counsel | Sale | -5,613 | -20.46%21,819 | $190.00 | $1,066,487 | View SEC filing |
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