12 insiders reported 50 Form 4 transactions for Marex Group Ltd (MRX) over the past 18 months (most recent 2026-08-21). Recent activity: Lowitt Ian T (Chief Executive Officer) Buy 77,843 shares, Van Den Born Simon (President) Buy 33,582 shares, Tonucci Paolo (See Remarks) Buy 38,921 shares, Jethwa Nilesh (CEO, Marex Solutions) Buy 67,163 shares, Irvin Rob (Chief Financial Officer) Sell 3,500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-21 | Lowitt Ian T | Chief Executive Officer | Buy | 77,843 | $0 |
| 2026-08-21 | Van Den Born Simon | President | Buy | 33,582 | $0 |
| 2026-08-21 | Tonucci Paolo | See Remarks | Buy | 38,921 | $0 |
| 2026-08-21 | Jethwa Nilesh | CEO, Marex Solutions | Buy | 67,163 | $0 |
| 2026-08-18 | Irvin Rob | Chief Financial Officer | Sell | 3,500 | $248,172 |
| 2026-08-18 | Irvin Rob | Chief Financial Officer | Sell | 200 | $14,373 |
| 2026-08-12 | Tonucci Paolo | See Remarks | Sell | 12,250 | $742,842 |
| 2026-08-12 | Tonucci Paolo | See Remarks | Sell | 3,963 | $244,194 |
| 2026-08-12 | Tonucci Paolo | See Remarks | Sell | 455 | $28,311 |
| 2026-07-15 | Tonucci Paolo | See Remarks | Sell | 4,584 | $297,271 |
| 2026-07-15 | Tonucci Paolo | See Remarks | Sell | 11,850 | $761,058 |
| 2026-07-15 | Lowitt Ian T | Chief Executive Officer | Sell | 8,957 | $581,325 |
| 2026-07-15 | Lowitt Ian T | Chief Executive Officer | Sell | 27,398 | $1.8M |
| 2026-07-15 | Lowitt Ian T | Chief Executive Officer | Sell | 787 | $51,819 |
| 2026-07-15 | Tonucci Paolo | See Remarks | Sell | 232 | $15,249 |
| 2026-06-16 | Lowitt Ian T | Chief Executive Officer | Sell | 32,813 | $2.0M |
| 2026-06-16 | Tonucci Paolo | See Remarks | Sell | 1,658 | $102,367 |
| 2026-06-16 | Lowitt Ian T | Chief Executive Officer | Sell | 4,330 | $272,523 |
| 2026-06-16 | Tonucci Paolo | See Remarks | Sell | 14,199 | $887,516 |
| 2026-06-16 | Tonucci Paolo | See Remarks | Sell | 809 | $50,967 |
| 2026-06-11 | Pietrowicz John W. | Director | Buy | 2,070 | $0 |
| 2026-06-11 | Myers Linda Kristine | Director | Buy | 2,070 | $0 |
| 2026-06-11 | Ing Sarah | Director | Buy | 2,070 | $0 |
| 2026-06-11 | Schweinitz Konstantin Graf von | Director | Buy | 2,070 | $0 |
| 2026-06-11 | Pickering Robert Mark | Director | Buy | 2,070 | $0 |
Source: SEC Form 4 filings · as of 2026-08-21