Nicholas Themelis, Chief Information Officer at MARKETAXESS HOLDINGS INC (MKTX), sold 7,937 shares at $549.59 ($4.3M) on 2020-12-07, disclosed to the SEC on 2020-12-09.
Open-market sale of $4.3M MKTX by Chief Information Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $544.04 | 531 | $289K | 6.7% |
| 2 | $544.04 | 531 | $289K | 6.7% |
| 3 | $545.14 | 1,464 | $798K | 18.4% |
| 4 | $545.14 | 1,464 | $798K | 18.4% |
| 5 | $546.31 | 305 | $167K | 3.8% |
| 6 | $546.31 | 305 |
| $167K |
| 3.8% |
| 7 | $547.34 | 530 | $290K | 6.7% |
| 8 | $547.34 | 530 | $290K | 6.7% |
| 9 | $548.21 | 697 | $382K | 8.8% |
| 10 | $548.21 | 697 | $382K | 8.8% |
| 11 | $549.59 | 410 | $225K | 5.2% |
| 12 | $549.59 | 410 | $225K | 5.2% |
| 13 | $553.10 | 63 | $35K | 0.8% |
| Total | $546.44 avg | 7,937 | $4.3M | 100% |
| Filing → |
| MKTX | SELL | 2021-09-09 | $923K | — | Filing → |
| MKTX | SELL | 2021-08-12 | $5.9M | — | Filing → |
| MKTX | SELL | 2021-06-15 | $6.3M | — | Filing → |