Exhibit 31.1
Certification Pursuant to
Rules 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as Amended
I, Richard M. McVey, certify that:
1. I have reviewed this Amendment No. 1 to Form 10-K of MarketAxess Holdings Inc.;
2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.
/s/ RICHARD M. MCVEY |
Richard M. McVey |
Chief Executive Officer |
(principal executive officer) |
Dated: March 18, 2019
