WELCHER BLAKE
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to WELCHER BLAKE. 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 |
|---|---|---|---|---|---|---|
| NLST | Award / Grant | 100,000 | — | — | Nov 26, 2025 | |
| NLST | Award / Grant | 130,000 | — | — | Mar 18, 2019 | |
| 0001226308 | EVP Legal & Licensing Oper | Disposition | 8,461 | $42.50 | $359,593 | Dec 1, 2016 |
| 0001226308 | EVP Legal & Licensing Oper | Award / Grant | 15,000 | — | — | Aug 17, 2016 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 536 | $21.91 | $11,744 | Feb 15, 2016 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 12,903 | $32.42 | $418,315 | May 27, 2015 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 2,667 | $28.68 | $76,490 | Feb 15, 2015 |
| 0001226308 | EVP Legal, GC & Sec | Award / Grant | 13,360 | — | — | Mar 13, 2014 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 2,074 | $19.78 | $41,024 | Feb 15, 2014 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 3,166 | $20.53 | $64,998 | Sep 16, 2013 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 5,000 | $17.32 | $86,600 | Mar 21, 2013 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 2,626 | $19.67 | $51,653 | Feb 15, 2013 |
| 0001226308 | EVP Legal, GC & Sec | Option Exercise | 1,500 | — | — | Feb 15, 2012 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 3,906 | $48.20 | $188,269 | Mar 9, 2011 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 367 | $46.96 | $17,234 | Mar 6, 2011 |
| 0001226308 | EVP Legal, GC & Sec | Option Exercise | 1,500 | — | — | Feb 16, 2011 |
| 0001226308 | EVP Legal, GC & Sec | Option Exercise | 11,206 | $23.55 | $263,901 | Nov 29, 2010 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 20,000 | $37.00 | $740,000 | Sep 2, 2010 |
| 0001226308 | EVP Legal, GC & Sec | Sale | 21,311 | $34.75 | $740,557 | May 14, 2010 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 367 | $34.92 | $12,816 | Mar 6, 2010 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 1,691 | $26.36 | $44,575 | Feb 15, 2010 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 358 | $15.35 | $5,495 | Mar 6, 2009 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Award / Grant | 6,120 | — | — | Feb 18, 2009 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 1,078 | $16.23 | $17,496 | Feb 15, 2009 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 7,676 | $1.02 | $7,830 | Jun 4, 2008 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 425 | $23.51 | $9,992 | Mar 6, 2008 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Award / Grant | 5,000 | — | — | Feb 20, 2008 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 534 | $21.45 | $11,454 | Feb 15, 2008 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 534 | $21.45 | $11,454 | Feb 15, 2008 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 16,994 | $1.02 | $17,334 | Oct 1, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 2,500 | $26.43 | $66,075 | Sep 4, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 1,250 | $22.00 | $27,500 | Aug 3, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 1,250 | $1.02 | $1,275 | Jul 5, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 27 | $1.02 | $28 | Jun 1, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 1,250 | $1.02 | $1,275 | May 1, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 2,500 | $1.02 | $2,550 | Apr 2, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Award / Grant | 4,000 | — | — | Mar 6, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 2,402 | $1.02 | $2,450 | Mar 1, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Tax Withholding | 532 | $24.20 | $12,874 | Feb 15, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 5,000 | $24.43 | $122,150 | Feb 1, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 2,500 | $23.33 | $58,325 | Jan 4, 2007 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 5,000 | $1.02 | $5,100 | Dec 1, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 2,500 | $21.67 | $54,175 | Nov 1, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 1,250 | $20.66 | $25,825 | Oct 2, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 1,250 | $1.02 | $1,275 | Sep 11, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 1,250 | $1.02 | $1,275 | Aug 17, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Option Exercise | 1,250 | $1.02 | $1,275 | Jul 3, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Sale | 1,141 | $19.00 | $21,679 | Jun 1, 2006 |
| 0001226308 | EVP Legal, GC & Sec | Tax Withholding | 367 | $46.96 | $17,234 | Mar 6, 2006 |
| 0001226308 | Ex VP Legal, Gen Counsel & Sec | Award / Grant | 5,000 | — | — | Feb 23, 2006 |