Stephen P. Casper, Director at MARKETAXESS HOLDINGS INC (MKTX), sold 1,600 shares at $186.59 ($299K) on 2025-09-08, disclosed to the SEC on 2025-09-09.
Open-market sale of $299k MKTX by Director. 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.
| Filing → |
| MKTX | SELL | 2020-12-16 | $416K | — | Filing → |
| MKTX | SELL | 2020-08-28 | $250K | — | Filing → |
| MKTX | SELL | 2020-05-07 | $959K | — | Filing → |