Insider Cluster (3 insiders) ·Filed Jul 29, 2026

ARX

Accelerant Holdings
NEUTRAL
Impact 4/10
Horizonimmediate Processed2mo ago
Insider cluster: 3 insiders, $3.0M total
Actionable Insight • Neutral

The $4.8M in sales is modest relative to ARX's $3.2B market cap and follows a pattern of ongoing insider selling. Absent a specific corporate catalyst, this cluster alone does not warrant a bearish read. Monitor for any upcoming earnings or M&A announcements that could explain the timing.

DirectionNeutral
Confidencemedium
Horizonimmediate
Latest settled — T+20d ⚠ clustered
ARX ▲ +75.80% at T+20d
NEUTRAL call ✓ call won +75.80% · α vs SPY +71.84% · entry $11.20 → $19.69
Next anchor: T+60d in 20d
Latest observation: T+44 +60.16% FF3 residual α
Entry anchored
Jul 29, 03:59 PM ET
via exchange tick
T+1d
+6.07%
call +6.07% · α +5.37%
$11.88
settled 2mo ago
T+5d
+9.73%
call +9.73% · α +6.11%
$12.29
settled 8w ago
T+20d
+75.80%
call +75.80% · α +71.84%
$19.69
settled 5w ago
T+60d
—
call — · α —
—
in 20d

Price Chart

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Executive Summary

Co-Founder/CEO Radke, Co-Founder/Chief UW Officer O'Neill, and COO Sternberg sold a combined ~$4.8M in shares over a four-day window ending July 27, 2026. The total represents 0.15% of market cap and extends a broader pattern of insider divestment at ARX over the past 30 days.

Key Financial Metrics

Direction
selling
Total Value
$4.8M
Insiders
3

Key Facts

  • CEO Jeffrey L. Radke sold 95,223 shares for ~$1.39M on July 27, 2026.
  • Co-Founder/Chief UW Officer Francis J. O'Neill sold 215,114 shares for ~$3.14M across July 26-27, 2026.
  • COO Matthew D. Sternberg sold 17,568 shares for ~$257K on July 27, 2026, plus 3,910 shares surrendered for tax withholding on July 23.
  • Total insider sales in the cluster: ~$4.79M (3.04M excluding tax withholding).
  • Over the prior 30 days, ARX insiders sold $8.2M across 9 transactions, indicating a routine pattern of diversification or tax-related selling.

Financial Impact

Not specified

Risk Factors

  • Continued insider selling could signal a lack of confidence or upcoming headwinds, though the absolute dollar amounts are not alarming.
  • If selling accelerates or broadens to a larger proportion of insider holdings, it may warrant a more cautious stance.

Market Snapshot

Exchange
NYSE
Sector
Insurance Agents, Brokers & Service
Analyst Consensus
86% bullish (14 analysts)

Investment Themes

Traditional Finance

Documents Analyzed

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

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-ARX-1785366069281
21 reports for ARX
Performance horizon
80% Hit rate 8 of 10 directional calls best @ T+60▲ +43.47%Feb 27, 2026
Filters
Rows
Reports for ARX — sortable, filterable
TypeNow
Aug 14, 2026
7w ago
DEFA14A / 8-K
BULLISH ★ 7/10
$19.58 $19.83▲ +1.28%▲ +3.27%$19.73 (+0.77%)
Aug 14, 2026
7w ago
Insider Cluster
BEARISH ★ 6/10
$19.58 $19.83▼ −1.28%▼ −3.27%$19.73 (−0.77%)
Aug 13, 2026
7w ago
DEFA14A
BULLISH ★ 8/10
$19.51 $19.84▲ +1.69%▲ +3.44%$19.73 (+1.13%)
Aug 13, 2026
7w ago
8-K
BULLISH ★ 9/10
$19.51 $19.84▲ +1.69%▲ +3.44%$19.73 (+1.13%)
Aug 12, 2026
7w ago
Insider Cluster
NEUTRAL ★ 2/10
$13.61 $19.84▲ +45.78%▲ +47.67%$19.73 (+44.97%)
Aug 5, 2026
8w ago
Insider Cluster
BEARISH ★ 5/10
$12.26 $19.70▼ −60.69%▼ −61.29%$19.73 (−60.93%)
Jul 29, 2026
9w ago
Insider Cluster
NEUTRAL ★ 4/10
$11.20 $19.69▲ +75.80%▲ +71.84%$19.73 (+76.16%)
Jul 29, 2026
9w ago
Insider Cluster
NEUTRAL ★ 2/10
$12.40 $19.67▲ +58.63%▲ +53.61%$19.73 (+59.11%)
Jul 28, 2026
9w ago
Insider Cluster
BEARISH ★ 4/10
$14.72 $19.67▼ −33.63%▼ −30.25%$19.73 (−34.04%)
Jul 24, 2026
10w ago
144
BEARISH ★ 5/10
$14.23 $19.59▼ −37.67%▼ −34.04%$19.73 (−38.65%)
Showing 10 of 21

US Market Status

Market Closed — Opens Mon (38h 39m)

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Report published Jul 29, 2026