VANGUARD GROUP INC 13D and 13G filings for MarketAxess Holdings Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-10-31 11:04 am Sale | 2025-09-30 | 13G | MarketAxess Holdings Inc. MKTX | VANGUARD GROUP INC | 3,854,312 10.310% | -672,110![]() (-14.85%) | Filing |
| 2024-02-13 5:09 pm Purchase | 2023-12-29 | 13G | MarketAxess Holdings Inc. MKTX | VANGUARD GROUP INC | 4,526,422 11.940% | 234,624![]() (+5.47%) | Filing |
| 2023-02-09 11:25 am Purchase | 2022-12-30 | 13G | MarketAxess Holdings Inc. MKTX | VANGUARD GROUP INC | 4,291,798 11.400% | 132,708![]() (+3.19%) | Filing |
| 2022-02-10 08:22 am Sale | 2021-12-31 | 13G | MarketAxess Holdings Inc. MKTX | VANGUARD GROUP INC | 4,159,090 10.940% | -6,730![]() (-0.16%) | Filing |
| 2021-02-10 11:22 am Purchase | 2020-12-31 | 13G | MarketAxess Holdings Inc. MKTX | VANGUARD GROUP INC | 4,165,820 10.970% | 173,154![]() (+4.34%) | Filing |

