MKTX Insider Trading
Form 4 insider transactions for MKTX over the last 6 months. Buys, sells and grants by directors and officers.
| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Pintoff ScottGeneral Counsel and Secretary | Oct 12, 2026 | Sell | 100 | $164.65 |
| Cruger William Frank Jr. | Sep 10, 2026 | Sell | 6,164 | $163.20 |
| Pintoff ScottGeneral Counsel and Secretary | Sep 10, 2026 | Sell | 100 | $163.32 |
| Portney Emily Hope | Aug 12, 2026 | Gift | 2,085 | — |
| Portney Emily Hope | Aug 12, 2026 | Gift | 2,085 | — |
| Pintoff ScottGeneral Counsel and Secretary | Aug 10, 2026 | Sell | 100 | $162.60 |
| Chwick Jane | Aug 7, 2026 | Gift | 606 | — |
| Pintoff ScottGeneral Counsel and Secretary | Jul 10, 2026 | Sell | 100 | $115.12 |
| HERNANDEZ CARLOS MAURICIO | Jun 18, 2026 | Gift | 10,708 | — |
| HERNANDEZ CARLOS MAURICIO | Jun 18, 2026 | Gift | 10,708 | — |
| Cruger William Frank Jr. | Jun 10, 2026 | Grant / award | 1,390 | — |
| Hoornweg Roberto | Jun 10, 2026 | Grant / award | 1,390 | — |
| HERNANDEZ CARLOS MAURICIO | Jun 10, 2026 | Grant / award | 2,616 | — |
| Gibson Kourtney | Jun 10, 2026 | Grant / award | 1,390 | — |
| Begleiter Steven L | Jun 10, 2026 | Grant / award | 1,390 | — |
| Chwick Jane | Jun 10, 2026 | Grant / award | 1,390 | — |
| SCHICIANO KENNETH T | Jun 10, 2026 | Grant / award | 1,390 | — |
| Portney Emily Hope | Jun 10, 2026 | Grant / award | 1,390 | — |
| KETCHUM RICHARD G | Jun 10, 2026 | Grant / award | 1,390 | — |
| Cifu Douglas A | Jun 10, 2026 | Grant / award | 1,390 | — |
| Pintoff ScottGeneral Counsel and Secretary | Jun 10, 2026 | Sell | 100 | $116.03 |
| Altobello Nancy A. | Jun 10, 2026 | Grant / award | 1,390 | — |
| Fiszel Bieler IleneChief Financial Officer | Jun 3, 2026 | Tax withholding | 332 | $123.18 |
| Pintoff ScottGeneral Counsel and Secretary | May 11, 2026 | Sell | 100 | $146.99 |
| Quan WilliamChief Technology Officer | May 1, 2026 | Grant / award | 218 | — |
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Source: SEC EDGAR Form 4 filings.