Themelis Nicholas
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Themelis Nicholas. 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 |
|---|---|---|---|---|---|---|
| MKTX | Chief Information Officer | Sale | 325 | $370.37 | $120,370 | Mar 7, 2022 |
| MKTX | Chief Information Officer | Tax Withholding | 159 | $344.48 | $54,772 | Jan 31, 2022 |
| MKTX | Chief Information Officer | Sale | 500 | $371.45 | $185,725 | Dec 7, 2021 |
| MKTX | Chief Information Officer | Sale | 200 | $466.01 | $93,202 | Sep 7, 2021 |
| MKTX | Chief Information Officer | Sale | 1,179 | $460.06 | $542,411 | Aug 11, 2021 |
| MKTX | Chief Information Officer | Sale | 4,713 | $448.40 | $2,113,309 | Jun 14, 2021 |
| MKTX | Chief Information Officer | Sale | 441 | $445.57 | $196,496 | Jun 7, 2021 |
| MKTX | Chief Information Officer | Sale | 103 | $481.01 | $49,544 | Mar 5, 2021 |
| MKTX | Chief Information Officer | Tax Withholding | 228 | $540.76 | $123,293 | Jan 31, 2021 |
| MKTX | Chief Information Officer | Award / Grant | 1,572 | — | — | Jan 15, 2021 |
| MKTX | Chief Information Officer | Sale | 305 | $546.31 | $166,625 | Dec 7, 2020 |
| MKTX | Chief Information Officer | Option Exercise | 3,830 | $156.85 | $600,736 | Oct 29, 2020 |
| MKTX | Chief Information Officer | Sale | 524 | $459.65 | $240,857 | Sep 9, 2020 |
| MKTX | Chief Information Officer | Sale | 1,405 | $482.84 | $678,390 | May 8, 2020 |
| MKTX | Chief Information Officer | Gift | 259 | — | — | Apr 8, 2020 |
| MKTX | Chief Information Officer | Sale | 4,000 | $342.01 | $1,368,040 | Feb 10, 2020 |
| MKTX | Chief Information Officer | Tax Withholding | 199 | $354.18 | $70,482 | Jan 31, 2020 |
| MKTX | Chief Information Officer | Award / Grant | 830 | — | — | Jan 29, 2020 |
| MKTX | Chief Information Officer | Award / Grant | 943 | — | — | Jan 15, 2020 |
| MKTX | Chief Information Officer | Sale | 1,200 | $349.72 | $419,664 | Nov 8, 2019 |
| MKTX | Chief Information Officer | Sale | 300 | $347.10 | $104,130 | Aug 8, 2019 |
| MKTX | Chief Information Officer | Sale | 1,489 | $265.61 | $395,493 | Apr 26, 2019 |
| MKTX | Chief Information Officer | Award / Grant | 12,260 | — | — | Feb 21, 2019 |
| MKTX | Chief Information Officer | Tax Withholding | 323 | $214.77 | $69,371 | Jan 31, 2019 |
| MKTX | Chief Information Officer | Award / Grant | 1,402 | — | — | Jan 15, 2019 |
| MKTX | Chief Information Officer | Sale | 1,437 | $187.01 | $268,733 | Aug 14, 2018 |
| MKTX | Chief Information Officer | Sale | 1,311 | $219.42 | $287,660 | Mar 9, 2018 |
| MKTX | Chief Information Officer | Tax Withholding | 1,340 | $196.21 | $262,921 | Jan 31, 2018 |
| MKTX | Chief Information Officer | Award / Grant | 1,395 | — | — | Jan 15, 2018 |
| MKTX | Chief Information Officer | Sale | 4,000 | $176.40 | $705,600 | Nov 2, 2017 |
| MKTX | Chief Information Officer | Gift | 450 | — | — | Aug 1, 2017 |
| MKTX | Chief Information Officer | Sale | 2,786 | $200.50 | $558,593 | Jun 9, 2017 |
| MKTX | Chief Information Officer | Option Exercise | 10,468 | $10.93 | $114,415 | Feb 9, 2017 |
| MKTX | Chief Information Officer | Tax Withholding | 1,375 | $187.25 | $257,469 | Jan 31, 2017 |
| MKTX | Chief Information Officer | Award / Grant | 1,833 | — | — | Jan 25, 2017 |
| MKTX | Chief Information Officer | Award / Grant | 972 | — | — | Jan 15, 2017 |
| MKTX | Chief Information Officer | Sale | 5,745 | $165.40 | $950,223 | Aug 22, 2016 |
| MKTX | Chief Information Officer | Gift | 825 | — | — | May 4, 2016 |
| MKTX | Chief Information Officer | Gift | 102 | — | — | Apr 29, 2016 |
| MKTX | Chief Information Officer | Sale | 5,500 | $113.75 | $625,625 | Feb 3, 2016 |
| MKTX | Chief Information Officer | Award / Grant | 5,900 | — | — | Jan 31, 2016 |
| MKTX | Chief Information Officer | Award / Grant | 8,666 | — | — | Jan 22, 2016 |
| MKTX | Chief Information Officer | Tax Withholding | 2,183 | $101.77 | $222,164 | Jan 15, 2016 |
| MKTX | Chief Information Officer | Gift | 250 | — | — | Jul 14, 2015 |
| MKTX | Chief Information Officer | Award / Grant | 3,696 | — | — | Feb 20, 2015 |
| MKTX | Chief Information Officer | Sale | 2,919 | $80.03 | $233,608 | Feb 10, 2015 |
| MKTX | Chief Information Officer | Tax Withholding | 1,416 | $75.97 | $107,574 | Jan 31, 2015 |
| MKTX | Chief Information Officer | Award / Grant | 8,290 | — | — | Jan 15, 2015 |
| MKTX | Chief Information Officer | Option Exercise | 1,403 | $12.96 | $18,183 | Jan 14, 2015 |
| MKTX | Chief Information Officer | Option Exercise | 2,538 | $15.60 | $39,593 | Nov 14, 2014 |