| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Berry Dean | Group COO & CEO, EMEA & APAC | C/O MARKETAXESS HOLDINGS INC., 55 HUDSON YARDS, 15TH FLOOR, NEW YORK | /s/ Patrick Wilson, as Attorney-in-Fact for Dean Berry | 02 Oct 2025 | 0002078596 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MKTX | Common Stock, par value $0.003 per share | Award | $0 | +26,017 | $0.000000 | 26,017 | 01 Oct 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan. The restricted stock units shall vest in three substantially equal installments on October 1, 2026, October 1, 2027, and October 1, 2028. |