Casper Stephen P (CIK 1296969) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-09-09). Recent activity: Sell MKTX (1,600 shares), Buy MKTX (784 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-09-09 | MARKETAXESS HOLDINGS INC (MKTX) | Director | Sell | 1,600 | $298,544 |
| 2025-06-05 | MARKETAXESS HOLDINGS INC (MKTX) | Director | Buy | 784 | $0 |
Source: SEC Form 4 filings · as of 2025-09-09