GRIFFITHS WILLIAM C
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to GRIFFITHS WILLIAM C. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| NX | Sale | 24,108 | $31.25 | $753,375 | Dec 4, 2023 | |
| NX | Sale | 25,000 | $30.23 | $755,750 | Nov 15, 2023 | |
| NX | Sale | 25,000 | $29.09 | $727,250 | Sep 1, 2023 | |
| NX | Sale | 6,321 | $28.09 | $177,557 | Aug 1, 2023 | |
| NX | Sale | 806 | $28.05 | $22,608 | Jul 31, 2023 | |
| NX | Sale | 725 | $28.02 | $20,315 | Jul 26, 2023 | |
| NX | Sale | 162 | $28.06 | $4,546 | Jul 20, 2023 | |
| NX | Sale | 913 | $28.03 | $25,591 | Jul 18, 2023 | |
| NX | Sale | 9,223 | $27.03 | $249,298 | Jun 30, 2023 | |
| NX | Sale | 26,607 | $26.81 | $713,334 | Jun 14, 2023 | |
| NX | Sale | 300 | $27.00 | $8,100 | Feb 13, 2023 | |
| NX | Executive Chairman | Sale | 404 | $27.01 | $10,912 | Feb 3, 2023 |
| NX | Executive Chairman | Award / Grant | 58,520 | — | — | Dec 20, 2021 |
| NX | Executive Chairman | Tax Withholding | 16,409 | $22.39 | $367,398 | Dec 5, 2021 |
| NX | Executive Chairman | Sale | 100 | $29.00 | $2,900 | May 10, 2021 |
| NX | Executive Chairman | Option Exercise | 5,602 | $19.45 | $108,959 | Feb 24, 2021 |
| NX | Executive Chairman | Option Exercise | 18,213 | $19.45 | $354,243 | Feb 22, 2021 |
| NX | Executive Chairman | Option Exercise | 26,744 | $19.31 | $516,427 | Feb 17, 2021 |
| NX | Executive Chairman | Option Exercise | 45,657 | $19.31 | $881,637 | Feb 12, 2021 |
| NX | Executive Chairman | Option Exercise | 500 | $16.72 | $8,360 | Feb 10, 2021 |
| NX | Executive Chairman | Sale | 22,186 | $22.51 | $499,407 | Dec 23, 2020 |
| NX | Executive Chairman | Sale | 5,987 | $22.51 | $134,767 | Dec 17, 2020 |
| NX | Executive Chairman | Tax Withholding | 6,650 | $21.80 | $144,970 | Dec 14, 2020 |
| NX | Executive Chairman | Tax Withholding | 5,893 | $21.64 | $127,525 | Dec 7, 2020 |
| NX | Executive Chairman | Sale | 6,390 | $18.82 | $120,260 | Oct 2, 2020 |
| NX | Chairman, President and CEO | Award / Grant | 12,813 | — | — | Dec 13, 2019 |
| NX | Chairman, President and CEO | Tax Withholding | 8,012 | $19.46 | $155,914 | Nov 30, 2019 |
| NX | Chairman, President and CEO | Option Exercise | 5,000 | $15.58 | $77,900 | Jun 28, 2019 |
| NX | Chairman, President and CEO | Award / Grant | 41,700 | — | — | Dec 5, 2018 |
| NX | Chairman, President and CEO | Tax Withholding | 9,018 | $15.79 | $142,394 | Dec 2, 2018 |
| NX | Chairman, President and CEO | Tax Withholding | 4,610 | $23.75 | $109,488 | Dec 13, 2017 |
| NX | Chairman, President and CEO | Award / Grant | 24,200 | — | — | Dec 7, 2017 |
| NX | Chairman, President and CEO | Tax Withholding | 11,243 | $21.95 | $246,784 | Dec 3, 2017 |
| NX | Chairman, President and CEO | Award / Grant | 30,300 | — | — | Dec 19, 2016 |
| NX | Chairman, President and CEO | Tax Withholding | 12,711 | $20.05 | $254,856 | Dec 5, 2016 |
| NX | Chairman, President and CEO | Award / Grant | 32,900 | — | — | Nov 30, 2016 |
| NX | Chairman, President and CEO | Tax Withholding | 31,463 | $20.10 | $632,406 | Jul 9, 2016 |
| NX | Chairman, President and CEO | Award / Grant | 28,600 | — | — | Dec 2, 2015 |
| NX | Chairman, President and CEO | Award / Grant | 26,800 | — | — | Dec 3, 2014 |
| NX | Chairman, President and CEO | Award / Grant | 30,300 | — | — | Dec 5, 2013 |
| NX | Chairman, President and CEO | Award / Grant | 75,000 | — | — | Jul 9, 2013 |
| 0000814068 | Pres. & Chief Exec. Officer | Award / Grant | 15,000 | — | — | Feb 20, 2009 |
| 0000814068 | Pres. & Chief Exec. Officer | Purchase | 16,947 | $0.74 | $12,541 | Nov 26, 2008 |
| 0000814068 | Pres. & Chief Exec. Officer | Purchase | 20,000 | $3.72 | $74,400 | Jul 24, 2008 |
| 0000814068 | Pres. & Chief Exec. Officer | Tax Withholding | 32,908 | $8.37 | $275,440 | Feb 20, 2008 |
| 0000814068 | Pres. & Chief Exec. Officer | Award / Grant | 123,330 | — | — | Aug 1, 2007 |