Insider Cluster (2 insiders) ·Filed Jul 29, 2026

ARX

Accelerant Holdings
NEUTRAL
Impact 2/10
Horizondays Processed2mo ago
Insider cluster: 2 insiders, $1.4M total
Actionable Insight • Neutral

The insider sales are too small to signal material bearish conviction. Monitor for any subsequent 8-K or earnings release that could explain the timing, but no immediate trading action is warranted.

DirectionNeutral
Confidencehigh
Horizondays
Latest settled — T+20d ⚠ clustered
ARX ▲ +58.63% at T+20d
NEUTRAL call ✓ call won +58.63% · α vs SPY +53.61% · entry $12.40 → $19.67
Next anchor: T+60d in 19d
Latest observation: T+43 +58.69% FF3 residual α
Entry anchored
Jul 28, 03:59 PM ET
via exchange tick
T+1d
-9.68%
call -9.68% · α -11.35%
$11.20
settled 2mo ago
T+5d
-1.13%
call -1.13% · α -6.66%
$12.26
settled 8w ago
T+20d
+58.63%
call +58.63% · α +53.61%
$19.67
settled 5w ago
T+60d
—
call — · α —
—
in 19d

Price Chart

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Executive Summary

Two Accelerant Holdings insiders (CEO Jeffrey Radke and COO Matthew Sternberg) sold a combined ~$1.43M in open-market shares on July 27, 2026. The total sales represent only ~0.045% of the company's $3.2B market cap, making this a routine and immaterial cluster. No other cross-filings or corporate events accompany these sales, and insider sales are generally weak predictive signals.

Key Financial Metrics

Direction
selling
Total Value
$1.4M
Insiders
2

Key Facts

  • CEO Jeffrey Radke sold 95,223 shares for ~$1.39M on July 27, 2026.
  • COO Matthew Sternberg sold 17,568 shares for ~$257K on July 27, 2026.
  • Total open-market sales: ~$1.43M, or ~0.045% of $3.2B market cap.
  • No 10b5-1 plan or regular pattern noted; sales appear discretionary.
  • Analyst consensus is 86% bullish (12 Buy, 2 Hold).

Financial Impact

Insider sales of ~$1.43M are negligible relative to $3.2B market cap.

dilution

Risk Factors

  • CEO selling a large absolute number of shares could indicate personal diversification, but the dollar amount is trivial.
  • If additional insider sales emerge in the next 30 days, the cluster may become more meaningful.

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-1785288522604
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