MRX insider trading — Marex Group Ltd
Over the last 90 days, insiders at Marex Group Ltd (MRX) made 0 open-market purchases worth $0 and 1 open-market sale worth $263K, making them net sellers by $263K. The largest sale was by Irvin Rob (Chief Financial Officer), who sold 3,700 shares for $263K on Aug 14, 2026.
Updated Oct 16, 2026.
Recent MRX insider transactions
Every Form 4 filed by Marex Group Ltd officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 12, 2026 | Tonucci Paolo | See Remarks | S · Sale · 10b5-1 | Direct | 16,666 | $72.03 | $1.20M | Form 4 |
| Oct 12, 2026 | Van Den Born Simon | President | S · Sale · 10b5-1 | Direct | 15,272 | $72.04 | $1.10M | Form 4 |
| Sep 14, 2026 | Van Den Born Simon | President | S · Sale · 10b5-1 | Direct | 15,271 | $70.87 | $1.08M | Form 4 |
| Sep 14, 2026 | Tonucci Paolo | See Remarks | S · Sale · 10b5-1 | Direct | 16,666 | $70.87 | $1.18M | Form 4 |
| Sep 7, 2026 | Lowitt Ian T | Chief Executive Officer | F · Tax withholding | Direct | 36,587 | $78.27 | $2.86M | Form 4 |
| Sep 7, 2026 | Van Den Born Simon | President | F · Tax withholding | Direct | 13,215 | $78.27 | $1.03M | Form 4 |
| Sep 7, 2026 | Tonucci Paolo | See Remarks | F · Tax withholding | Direct | 18,293 | $78.27 | $1.43M | Form 4 |
| Sep 7, 2026 | Jethwa Nilesh | CEO, Marex Solutions | F · Tax withholding | Direct | 31,567 | $78.27 | $2.47M | Form 4 |
| Aug 19, 2026 | Lowitt Ian T | Chief Executive Officer | A · Grant/award | Direct | 77,843 | — | — | Form 4 |
| Aug 19, 2026 | Van Den Born Simon | President | A · Grant/award | Direct | 33,582 | — | — | Form 4 |
| Aug 19, 2026 | Jethwa Nilesh | CEO, Marex Solutions | A · Grant/award | Direct | 67,163 | — | — | Form 4 |
| Aug 19, 2026 | Tonucci Paolo | See Remarks | A · Grant/award | Direct | 38,921 | — | — | Form 4 |
| Aug 14, 2026 | Irvin Rob | Chief Financial Officer | S · Sale | Direct | 3,700 | $70.96 | $263K | Form 4 |
| Aug 10, 2026 | Tonucci Paolo | See Remarks | S · Sale · 10b5-1 | Direct | 16,668 | $60.92 | $1.02M | Form 4 |
MRX insider trading FAQ
Are insiders buying MRX stock?
Not on the open market. In the last 90 days, Marex Group Ltd insiders made no open-market purchases, and 1 open-market sale totaling $263K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading MRX?
Recent sellers: Irvin Rob.
Where does MRX insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.