MarketAxess (MKTX) Director William Frank Cruger Jr. Sells 6,164 Shares

What Happened
William Frank Cruger Jr., a director of MarketAxess Holdings Inc. (MKTX), sold 6,164 shares in an open-market transaction on 2026-09-10 at $163.20 per share, for total proceeds of approximately $1,005,965. This was a sale (not a purchase or option exercise).

Key Details

• Transaction date and price: 2026-09-10, 6,164 shares at $163.20 each.
• Total proceeds: ~$1,005,965.
• Transaction type/code: Open-market sale (S).
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Filing date/timeliness: Form 4 filed 2026-09-11 (timely reporting).
• Footnotes/plans: No 10b5-1 plan, tax-withholding, or other footnotes were indicated in the supplied data.

Context
Insider sales can be routine (diversification, liquidity, planned sales) and do not by themselves prove a change in outlook. Purchases tend to be more informative for signaling confidence; this filing documents a routine open-market sale by a company director.