Nicholas Themelis, Chief Information Officer at MARKETAXESS HOLDINGS INC (MKTX), sold 25,662 shares at $186.45 ($4.8M) on 2018-08-14, disclosed to the SEC on 2018-08-16.
Open-market sale of $4.8M 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 | $186.45 | 11,394 | $2.1M | 44.4% |
| 2 | $186.45 | 11,394 | $2.1M | 44.4% |
| 3 | $187.01 | 1,437 | $269K | 5.6% |
| 4 | $187.01 | 1,437 | $269K | 5.6% |
| Total | $186.51 avg | 25,662 | $4.8M | 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 → |