Hoornweg Roberto (CIK 2053363) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-12). Recent activity: Buy MKTX (1,390 shares), Buy MKTX (784 shares), Buy MKTX (215 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-12 | MARKETAXESS HOLDINGS INC (MKTX) | Director | Buy | 1,390 | $0 |
| 2025-06-05 | MARKETAXESS HOLDINGS INC (MKTX) | Director | Buy | 784 | $0 |
| 2025-03-03 | MARKETAXESS HOLDINGS INC (MKTX) | Director | Buy | 215 | $0 |
Source: SEC Form 4 filings · as of 2026-06-12