StockCIK 1997464

Marex Group Ltd (MRX): Insider Trades and Fund Holdings

In the past 12 months, Marex Group Ltd insiders reported 0 open-market purchases worth $0 and 5 sales worth $4.83M; 4 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$4.83MSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 14, 2026.

Recent MRX insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 14	Oct 12	Paolo TonucciSee Remarks	See Remarks	▼ SELL10b5-1	16,666	72.03	$1.20M	−1.3%	Form 4 ↗
Oct 14	Oct 12	Van Den Born SimonPresident	President	▼ SELL10b5-1	15,272	72.04	$1.10M	−1.0%	Form 4 ↗
Sep 16	Sep 14	Paolo TonucciSee Remarks	See Remarks	▼ SELL10b5-1	16,666	70.87	$1.18M	−1.3%	Form 4 ↗
Sep 16	Sep 14	Van Den Born SimonPresident	President	▼ SELL10b5-1	15,271	70.87	$1.08M	−1.0%	Form 4 ↗
Aug 18	Aug 14	Rob IrvinCFO	CFO	▼ SELL	3,700	70.96	$263K	−11%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Bought	Sells	Sold	Latest
Paolo Tonucci	See Remarks	$0	2	$2.38M	Oct 14, 2026
Van Den Born Simon	President	$0	2	$2.18M	Oct 14, 2026
Rob Irvin	CFO	$0	1	$263K	Aug 18, 2026

Tracked funds that report MRX

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	180,087	$11.0M	0.02%	▲ +123.7%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →