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Insider Cluster (2 insiders) ·Filed Sep 16, 2026

MRX

Marex Group Ltd
NEUTRAL
Impact 3/10
Horizondays Processed1mo ago
Insider cluster: 2 insiders, $1.2M total
Actionable Insight • Neutral

The sales are small relative to market cap and involve two insiders on the same day, but without a 10b5-1 plan, they may reflect personal liquidity rather than a negative view. Monitor for additional insider selling or any material adverse news in the next 10-Q.

DirectionNeutral
Confidencemedium
Horizondays
Latest settled — T+20d
MRX ▼ -1.32% at T+20d
NEUTRAL call -1.32% · α vs SPY -2.53% · entry $73.27 → $72.30
Next anchor: T+60d in 6w
Latest observation: T+26 -8.01% FF3 residual α
Entry = T+0 close
Sep 17, 2026
via day close
T+1d
+1.53%
call +1.53% · α +1.65%
$74.39
settled 6w ago
T+5d
-0.79%
call -0.79% · α -1.39%
$72.69
settled 5w ago
T+20d
-1.32%
call -1.32% · α -2.53%
$72.30
settled 12d ago
T+60d
Pending
in 6w

Price Chart

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Executive Summary

Two Marex insiders, including President Simon van den Born, sold a combined $1.16M in open-market sales on September 14, 2026. The sales are modest relative to the company's market cap and lack a 10b5-1 plan indication, but the dollar value is below the materiality threshold for a bearish signal.

Key Financial Metrics

Direction
selling
Total Value
$1.2M
Insiders
2

Key Facts

  • President Simon van den Born sold 2,700 shares for $189K at $71.36.
  • Paolo Tonucci sold 13,700 shares for $971K at $70.77.
  • Total insider sales of $1.16M over a one-week window.
  • No 10b5-1 trading plan indicated for either transaction.

Financial Impact

Total sales of $1.16M represent approximately 0.36% of market cap ($326M), below the 0.5% threshold for significant insider selling.

insider holdings

Risk Factors

  • Further insider sales could signal deteriorating confidence.
  • No explicit reason for the sales provided; could be routine portfolio diversification.

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-MRX-1789620982280
25 reports for MRX
Performance horizon
90% Hit rate @ T+20 9 of 10 directional calls Went positive at some point 11 of 11 best @ T+60▲ +57.29%Mar 26, 2026
Filters
Rows
Reports for MRX — sortable, filterable
TypeNow
Oct 14, 2026
13d ago
Insider Cluster
BEARISH ★ 5/10
$72.30awaiting T+20—$70.73 (+2.17%)
Oct 13, 2026
13d ago
Press Release
NEUTRAL ★ 1/10
$69.38awaiting T+20—$70.73 (+1.95%)
Oct 7, 2026
19d ago
6-K
NEUTRAL ★ 2/10
$71.88awaiting T+20—$70.73 (−1.60%)
Sep 16, 2026
5w ago
Insider Cluster
NEUTRAL ★ 3/10
$73.27 $72.30▼ −1.32%▼ −2.53%$70.73 (−3.47%)
Aug 18, 2026
9w ago
Insider Cluster
NEUTRAL ★ 2/10
$70.19 $73.27▲ +4.39%▲ +6.34%$70.73 (+0.77%)
Aug 12, 2026
10w ago
6-K
BULLISH ★ 7/10
$71.13 $74.09▲ +4.16%▲ +6.06%$70.73 (−0.56%)
Aug 12, 2026
10w ago
Press Release
BULLISH ★ 7/10
$71.13 $74.09▲ +4.16%▲ +6.06%$70.73 (−0.56%)
Jul 27, 2026
13w ago
Press Release
NEUTRAL ★ 1/10
$64.60awaiting T+20—$70.73 (+9.49%)
Jul 15, 2026
14w ago
Insider Cluster
NEUTRAL ★ 4/10
$63.55 $72.36▲ +13.86%▲ +10.25%$70.73 (+11.30%)
Jul 1, 2026
16w ago
6-K
NEUTRAL ★ 3/10
$65.22 $63.14▼ −3.19%▼ −1.00%$70.73 (+8.45%)
Showing 10 of 25

US Market Status

Market Closed — Opens Wed (10h 13m)

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Report published Sep 16, 2026