Marketaxess Holdings's three largest insider shareholders as of August 04, 2026 are Richard M Mcvey (Executive Chairman, 562.03K shares), Kevin M Mcpherson (Chief Revenue Officer, 71.05K shares), Christopher R Concannon (Chief Executive Officer, 53.60K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Richard M Mcvey | Executive Chairman | 562,029 | 0 | 562,029 | 62.5% | 14 Nov, 2024 |
| 2 | Kevin M Mcpherson | Chief Revenue Officer | 71,049 | 0 | 71,049 | 7.9% | 17 Feb, 2026 |
| 3 | Christopher R Concannon | Chief Executive Officer | 53,600 | 0 | 53,600 | 6.0% | 06 Apr, 2026 |
| 4 | Stephen P Casper | Director | 0 | 43,208 | 43,208 | 4.8% | 09 Sep, 2025 |
| 5 | Antonio L Delise | Global Head Of Corp. Dev. | 26,993 | 0 | 26,993 | 3.0% | 02 Feb, 2022 |
| 6 | Dean Berry | Group Coo Ceo, Emea Apac | 26,017 | 0 | 26,017 | 2.9% | 02 Oct, 2025 |
| 7 | Scott Pintoff | General Counsel And Secretary | 11,986 | 0 | 11,986 | 1.3% | 10 Apr, 2026 |
| 8 | Naineshkumar Shantilal Panchal | Chief Information Officer | 11,331 | 0 | 11,331 | 1.3% | 02 Mar, 2026 |
| 9 | Steven L Begleiter | Director | 10,684 | 0 | 10,684 | 1.2% | 05 Jun, 2025 |
| 10 | Carlos Mauricio Hernandez | Director | 10,490 | 0 | 10,490 | 1.2% | 26 Nov, 2025 |
| 11 | Bieler Ilene Fiszel | Chief Financial Officer | 8,988 | 0 | 8,988 | 1.0% | 17 Feb, 2026 |
| 12 | William Frank Jr. Cruger | Director | 8,807 | 0 | 8,807 | 1.0% | 05 Jun, 2025 |
| 13 | Nicholas Themelis | Chief Information Officer | 8,544 | 0 | 8,544 | 1.0% | 09 Mar, 2022 |
| 14 | Jane Chwick | Director | 8,439 | 0 | 8,439 | 0.9% | 05 Jun, 2025 |
| 15 | Christophe Pierre Daniel Roupie | Head Of Emea And Apac | 8,208 | 0 | 8,208 | 0.9% | 15 May, 2025 |
| 16 | Richard G Ketchum | Director | 4,703 | 0 | 4,703 | 0.5% | 05 Jun, 2025 |
| 17 | Emily Hope Portney | Director | 784 | 3,656 | 4,440 | 0.5% | 15 Aug, 2025 |
| 18 | Richard Leon Prager | Director | 3,904 | 0 | 3,904 | 0.4% | 09 Jun, 2023 |
| 19 | Nancy A. Altobello | Director | 3,762 | 0 | 3,762 | 0.4% | 05 Jun, 2025 |
| 20 | Kourtney Gibson | Director | 3,152 | 0 | 3,152 | 0.4% | 05 Jun, 2025 |
| 21 | Nitin A Mirwani | Chief Accounting Officer | 1,766 | 0 | 1,766 | 0.2% | 17 Feb, 2026 |
| 22 | Christopher N. Gerosa | Chief Financial Officer | 1,752 | 0 | 1,752 | 0.2% | 02 Feb, 2024 |
| 23 | Justin Gerald Gmelich | Director | 1,243 | 0 | 1,243 | 0.1% | 10 Jun, 2022 |
| 24 | Michael R. Cianciulli | Head Of Ext Rep Comp Accting | 1,155 | 0 | 1,155 | 0.1% | 03 Jun, 2025 |
| 25 | Roberto Hoornweg | Director | 999 | 0 | 999 | 0.1% | 05 Jun, 2025 |
| 26 | Xiaojia Charles Li | Director | 768 | 0 | 768 | 0.1% | 10 Jun, 2022 |
| 27 | Kenneth T Schiciano | Director | 555 | 0 | 555 | 0.1% | 02 Mar, 2026 |
| 28 | Douglas A Cifu | Director | 259 | 0 | 259 | 0.0% | 02 Mar, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 10 Apr, 2026 | Scott Pintoff | General Counsel And Secretary | Disposed S | 100 | $171.96 | $17.20K | 11,986 | Direct |
| 03 Apr, 2026 | Christopher R Concannon | Chief Executive Officer | Disposed F | 349 | $171.46 | $59.84K | 53,600 | Direct |
| 10 Mar, 2026 | Scott Pintoff | General Counsel And Secretary | Disposed S | 100 | $184.93 | $18.49K | 12,086 | Direct |
| 01 Mar, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Disposed F | 1,470 | $192.00 | $282.24K | 11,331 | Direct |
| 01 Mar, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Disposed F | 1,470 | $192.00 | $282.24K | 11,331 | Direct |
| 01 Mar, 2026 | Kenneth T Schiciano | Director | Acquired A | 259 | $0.00 | $0 | 555 | Direct |
| 01 Mar, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Disposed F | 1,470 | $192.00 | $282.24K | 11,331 | Direct |
| 01 Mar, 2026 | Douglas A Cifu | Director | Acquired A | 259 | $0.00 | $0 | 259 | Direct |
| 01 Mar, 2026 | Kenneth T Schiciano | Director | Acquired A | 259 | $0.00 | $0 | 555 | Direct |
| 01 Mar, 2026 | Kenneth T Schiciano | Director | Acquired A | 259 | $0.00 | $0 | 555 | Direct |
| 01 Mar, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Disposed F | 1,470 | $192.00 | $282.24K | 11,331 | Direct |
| 01 Mar, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Disposed F | 1,470 | $192.00 | $282.24K | 11,331 | Direct |
| 01 Mar, 2026 | Kenneth T Schiciano | Director | Acquired A | 259 | $0.00 | $0 | 555 | Direct |
| 01 Mar, 2026 | Kenneth T Schiciano | Director | Acquired A | 259 | $0.00 | $0 | 555 | Direct |
| 15 Feb, 2026 | Nitin A Mirwani | Chief Accounting Officer | Acquired A | 1,766 | $0.00 | $0 | 1,766 | Direct |
| 13 Feb, 2026 | Kevin M Mcpherson | Chief Revenue Officer | Acquired A | 939 | $0.00 | $0 | 68,620 | Direct |
| 13 Feb, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Acquired A | 394 | $0.00 | $0 | 10,737 | Direct |
| 13 Feb, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Acquired A | 394 | $0.00 | $0 | 10,737 | Direct |
| 15 Feb, 2026 | Nitin A Mirwani | Chief Accounting Officer | Acquired A | 1,766 | $0.00 | $0 | 1,766 | Direct |
| 13 Feb, 2026 | Naineshkumar Shantilal Panchal | Chief Information Officer | Acquired A | 394 | $0.00 | $0 | 10,737 | Direct |