The cluster is too small to drive stock action. The CIO's sale is a routine cashless exercise, and the director buy is a modest positive signal. Monitor for any upcoming earnings or material corporate events that might explain the director's purchase, but do not trade on this cluster alone.
Price Chart
Executive Summary
StoneX Group (SNEX) insider activity over the past week shows a mixed cluster: a director purchased $161K worth of shares at ~$64.48, while the CIO exercised and sold options for $292K in open-market sales, and another director sold $119K. The net dollar value is modest at ~0.007% of the $8.0B market cap, making the cluster economically trivial. The CIO's sale is likely liquidity-driven from option exercise, not a bearish signal, and the director buy provides a modest counterweight. Historical calibration on SNEX reports shows poor T+20 performance (20% win rate, -14% avg alpha), suggesting caution against over-interpreting this low-conviction signal.
Key Financial Metrics
Key Facts
- Director Thamodaran Dhamu R. purchased 2,500 shares at $64.48 for $161K on 2026-08-10.
- CIO Perkins Abigail H exercised 4,500 options at $12.26 and sold the same shares at $64.81 for $292K on 2026-08-10.
- Director John Moore Fowler sold 1,600 shares at $75.41 for $119K on 2026-08-05.
- Total cluster value of ~$572K represents ~0.007% of SNEX's $8.0B market cap — economically trivial.
- Historical SNEX reports show a 20% T+20 win rate and -14% avg alpha, indicating past calls on this ticker have been poor.
Financial Impact
Total insider trades of ~$572K represent ~0.007% of SNEX's $8.0B market cap — immaterial.
Risk Factors
- Insider sales may increase if the stock continues to trade near recent highs.
- Historical poor performance of SNEX reports suggests low predictive value from this filing type.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-SNEX-1786525823500 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 28, 2026 5w ago | 8-K | $68.64 $65.90 | ▼ −3.99% | ▼ −4.25% | $66.31 (−3.39%) |
Aug 19, 2026 6w ago | Press Release | $66.15 $66.86 | ▲ +1.07% | ▲ +2.59% | $66.31 (+0.24%) |
Aug 18, 2026 6w ago | Insider Cluster | $66.40 $67.17 | ▲ +1.15% | ▲ +2.14% | $66.31 (−0.14%) |
Aug 11, 2026 7w ago | Insider Cluster | $69.40 $69.77 | ▲ +0.53% | ▲ +2.43% | $66.31 (−4.45%) |
Aug 11, 2026 7w ago | Insider Cluster | $69.40 $69.77 | ▲ +0.53% | ▲ +2.43% | $66.31 (−4.45%) |
Jul 30, 2026 9w ago | Press Release | $76.57 $68.64 | ▼ −10.36% | ▼ −13.34% | $66.31 (−13.40%) |
Jul 29, 2026 9w ago | Court Ruling | $72.07 $69.24 | ▼ −3.93% | ▼ −8.95% | $66.31 (−7.99%) |
Jul 27, 2026 9w ago | Insider Cluster | $74.28 $69.66 | ▼ −6.22% | ▼ −9.60% | $66.31 (−10.73%) |
Jul 24, 2026 10w ago | Insider Cluster | $74.26 $68.47 | ▼ −7.80% | ▼ −11.42% | $66.31 (−10.71%) |
Jul 22, 2026 10w ago | Insider Cluster | $74.02 $66.15 | ▼ −10.63% | ▼ −13.53% | $66.31 (−10.42%) |
US Market Status
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