The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 24, 2026 | Thompson Tony | Senior Vice President | Sell(S) | 3K | $203.96 | $627K |
| Aug 5, 2026 | Gregorio Mauro | Director | Gift(G) | 1K | — | $0 |
| Aug 3, 2026 | Carter Margot Lebenberg | Director | Sell(S) | 561 | $212.35 | $119K |
| Jul 31, 2026 | Carter Margot Lebenberg | Director | Sell(S) | 2K | $204.56 | $339K |
| Jul 31, 2026 | Carter Margot Lebenberg | Director | Sell(S) | 3K | $203.57 | $512K |
| Jul 31, 2026 | Carter Margot Lebenberg | Director | Sell(S) | 478 | $204.00 | $98K |
| Jul 30, 2026 | Beckwitt Richard | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Carter Margot Lebenberg | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Damiris George John | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Ellen Martin M | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Gregorio Mauro | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Nicolais Michael R | Director | Grant(A) | 1K | — | $0 |
| Jul 30, 2026 | Nicolais Michael R | Director | Grant(A) | 2K | — | $0 |
| Jul 30, 2026 | Ricciardello Mary P | Director | Grant(A) | 827 | — | $0 |
| Jul 30, 2026 | Ricciardello Mary P | Director | Grant(A) | 955 | — | $0 |
| Jul 30, 2026 | Rush David E | Director | Grant(A) | 1K | — | $0 |
| Jul 23, 2026 | Guzman Sam | Senior Vice President | Option exercise(M) | 416 | — | $0 |
| Jul 23, 2026 | Guzman Sam | Senior Vice President | Tax withholding(F) | 102 | $203.37 | $21K |
| Jul 23, 2026 | Guzman Sam | Senior Vice President | Option exercise(M) | 416 | $203.37 | $85K |
| Jul 20, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 9 | — | $0 |
| Jul 20, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 9 | — | $0 |
| Jul 20, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 5 | — | $0 |
| Jul 20, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 0 | — | $0 |
| Jul 20, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 2 | — | $0 |
| Jul 20, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 2 | — | $0 |
| Jul 20, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Nicolais Michael R | Director | Grant(A) | 5 | — | $0 |
| Jul 20, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 2 | — | $0 |
| Jul 20, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 0 | — | $0 |
| Jul 20, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 2 | — | $0 |
| Jul 20, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 1 | — | $0 |
| Jul 20, 2026 | Guzman Sam | Senior Vice President | Grant(A) | 2 | — | $0 |
| Jul 20, 2026 | Guzman Sam | Senior Vice President | Grant(A) | 1 | — | $0 |
| Jul 10, 2026 | Beckwitt Richard | Director | Option exercise(M) | 2K | — | $0 |
| Jul 10, 2026 | Beckwitt Richard | Director | Option exercise(M) | 2K | $81.28 | $168K |
| Jun 17, 2026 | Nicolais Michael R | Director | Option exercise(M) | 4K | — | $0 |
| Jun 17, 2026 | Nicolais Michael R | Director | Tax withholding(F) | 2K | $213.24 | $336K |
| Jun 17, 2026 | Nicolais Michael R | Director | Option exercise(M) | 4K | $81.28 | $336K |
| May 22, 2026 | Thompson Tony | Senior Vice President | Option exercise(M) | 354 | — | $0 |
| May 22, 2026 | Thompson Tony | Senior Vice President | Tax withholding(F) | 140 | $199.13 | $28K |
| May 22, 2026 | Thompson Tony | Senior Vice President | Option exercise(M) | 354 | $199.13 | $70K |
| May 22, 2026 | Newby Matt | EVP & General Counsel | Option exercise(M) | 559 | — | $0 |
| May 22, 2026 | Newby Matt | EVP & General Counsel | Tax withholding(F) | 220 | $199.13 | $44K |
| May 22, 2026 | Newby Matt | EVP & General Counsel | Option exercise(M) | 559 | $199.13 | $111K |
| May 22, 2026 | Kesler Dale Craig | EVP and CFO | Option exercise(M) | 824 | — | $0 |
| May 22, 2026 | Kesler Dale Craig | EVP and CFO | Tax withholding(F) | 325 | $199.13 | $65K |
| May 22, 2026 | Kesler Dale Craig | EVP and CFO | Option exercise(M) | 824 | $199.13 | $164K |
| May 22, 2026 | Haack Michael | President and CEO, Director | Option exercise(M) | 4K | — | $0 |
| May 22, 2026 | Haack Michael | President and CEO, Director | Tax withholding(F) | 1K | $199.13 | $276K |
| May 22, 2026 | Haack Michael | President and CEO, Director | Option exercise(M) | 4K | $199.13 | $702K |
| May 22, 2026 | Haddock Alex | Senior Vice President | Option exercise(M) | 354 | — | $0 |
| May 22, 2026 | Haddock Alex | Senior Vice President | Tax withholding(F) | 140 | $199.13 | $28K |
| May 22, 2026 | Haddock Alex | Senior Vice President | Option exercise(M) | 354 | $199.13 | $70K |
| May 22, 2026 | Devlin William R | SVP, Controller | Option exercise(M) | 266 | — | $0 |
| May 22, 2026 | Devlin William R | SVP, Controller | Tax withholding(F) | 105 | $199.13 | $21K |
| May 22, 2026 | Devlin William R | SVP, Controller | Option exercise(M) | 266 | $199.13 | $53K |
| May 22, 2026 | Cribbs Eric | President (American Gypsum) | Option exercise(M) | 589 | — | $0 |
| May 22, 2026 | Cribbs Eric | President (American Gypsum) | Tax withholding(F) | 232 | $199.13 | $46K |
| May 22, 2026 | Cribbs Eric | President (American Gypsum) | Option exercise(M) | 589 | $199.13 | $117K |
| May 21, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 1K | — | $0 |
| May 21, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 3K | — | $0 |
| May 21, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1K | — | $0 |
| May 21, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 5K | — | $0 |
| May 21, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 2K | — | $0 |
| May 21, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 20K | — | $0 |
| May 21, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 8K | — | $0 |
| May 21, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 1K | — | $0 |
| May 21, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 2K | — | $0 |
| May 18, 2026 | Thompson Tony | Senior Vice President | Tax withholding(F) | 319 | $194.66 | $62K |
| May 18, 2026 | Newby Matt | EVP & General Counsel | Tax withholding(F) | 532 | $194.66 | $104K |
| May 18, 2026 | Kesler Dale Craig | EVP and CFO | Tax withholding(F) | 921 | $194.66 | $179K |
| May 18, 2026 | Haddock Alex | Senior Vice President | Tax withholding(F) | 284 | $194.66 | $55K |
| May 18, 2026 | Haack Michael | President and CEO, Director | Tax withholding(F) | 3K | $194.66 | $662K |
| May 18, 2026 | Devlin William R | SVP, Controller | Tax withholding(F) | 319 | $194.66 | $62K |
| May 18, 2026 | Cribbs Eric | President (American Gypsum) | Tax withholding(F) | 355 | $194.66 | $69K |
| May 11, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 810 | — | $0 |
| May 11, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 720 | — | $0 |
| May 11, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 9K | — | $0 |
| May 11, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 900 | — | $0 |
| May 11, 2026 | Devlin William R | SVP, Controller | Grant(A) | 810 | — | $0 |
| May 11, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1K | — | $0 |
| May 11, 2026 | Kesler Dale Craig | EVP and CFO | Grant(A) | 2K | — | $0 |
| Apr 13, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 1 | — | $0 |
| Apr 13, 2026 | Haddock Alex | Senior Vice President | Grant(A) | 0 | — | $0 |
| Apr 13, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 13 | — | $0 |
| Apr 13, 2026 | Haack Michael | President and CEO, Director | Grant(A) | 5 | — | $0 |
| Apr 13, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 2 | — | $0 |
| Apr 13, 2026 | Cribbs Eric | President (American Gypsum) | Grant(A) | 1 | — | $0 |
| Apr 13, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 1 | — | $0 |
| Apr 13, 2026 | Thompson Tony | Senior Vice President | Grant(A) | 0 | — | $0 |
| Apr 13, 2026 | Nicolais Michael R | Director | Grant(A) | 5 | — | $0 |
| Apr 13, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 2 | — | $0 |
| Apr 13, 2026 | Newby Matt | EVP & General Counsel | Grant(A) | 1 | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-03. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for EXP