---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-218617"
form_type: "8-K"
ticker: "MKTX"
cik: "0001278021"
company_name: "MARKETAXESS HOLDINGS INC"
filed_at: "2021-07-19T23:59:59+00:00"
generated_at: "2026-06-30T04:24:30.250910+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Charles Li joins board; Gerosa named CFO as DeLise transitions

## Summary
- Charles Li, former CEO of HKEX (2010–2020), elected to board effective July 13, 2021.
- Christopher Gerosa promoted to CFO effective Aug 1, 2021; succeeds Tony DeLise.
- Gerosa's salary set at $300k; receives $1M equity award (50% PSUs, 25% options, 25% RSUs).
- DeLise to support CFO transition through year-end and continue leading IR and Corp Dev.
- Asia trading volume on MarketAxess hit $23.9B in 2Q21, up 37% YoY.

## SEC filing metadata
- accession: 0001193125-21-218617
- form_type: 8-K
- ticker: MKTX
- cik: 0001278021
- company_name: MARKETAXESS HOLDINGS INC
- filed_at: 2021-07-19T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1278021/000119312521218617/0001193125-21-218617-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1278021/000119312521218617/d138944d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-218617
- JSON: https://secwatch.observer/filing/0001193125-21-218617.json
- Plain text: https://secwatch.observer/filing/0001193125-21-218617.txt

## Key facts
- Executive change
  Christopher Gerosa was appointed as Chief Financial Officer at MARKETAXESS HOLDINGS INC.
  - Action: appointed
  - Role: Chief Financial Officer
  source text: On July 13, 2021, the Board appointed Christopher Gerosa, age 46, as Chief Financial Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1278021/000119312521218617/0001193125-21-218617-index.htm
- Executive change
  Xiaojia Charles Li was elected as Director at MARKETAXESS HOLDINGS INC.
  - Action: elected
  - Role: Director
  source text: On July 13, 2021, the Board of Directors (the “Board”) of MarketAxess Holdings Inc. (the “Company”) elected Xiaojia Charles Li to serve on the Company’s Board of Directors, effective July 13, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1278021/000119312521218617/0001193125-21-218617-index.htm
- Executive change
  Antonio DeLise changed role as Chief Financial Officer at MARKETAXESS HOLDINGS INC.
  - Role: Chief Financial Officer
  source text: Antonio DeLise, the Company’s current Chief Financial Officer, will be supporting Mr. Gerosa during the balance of the year and will continue leading the Investor Relations and Corporate Development functions going forward.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1278021/000119312521218617/0001193125-21-218617-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.