Nicholas Themelis, Chief Information Officer at MARKETAXESS HOLDINGS INC (MKTX), sold 2,000 shares at $473.40 ($923K) on 2021-09-07, disclosed to the SEC on 2021-09-09.
Open-market sale of $923k 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 | $456.85 | 100 | $46K | 4.9% |
| 2 | $458.58 | 800 | $367K | 39.7% |
| 3 | $460.36 | 500 | $230K | 24.9% |
| 4 | $461.31 | 100 | $46K | 5.0% |
| 5 | $463.33 | 100 | $46K | 5.0% |
| 6 | $466.01 | 200 |
| $93K |
| 10.1% |
| 7 | $473.40 | 200 | $95K | 10.3% |
| Total | $461.54 avg | 2,000 | $923K | 100% |
| Filing → |
| MKTX | SELL | 2021-08-12 | $5.9M | — | Filing → |
| MKTX | SELL | 2021-06-15 | $6.3M | — | Filing → |
| MKTX | SELL | 2021-06-08 | $3.6M | — | Filing → |