Monitor for follow-up filings or commentary — sustained C-suite selling, especially near multi-year stock highs, could signal waning confidence in near-term valuation or prospects.
Price Chart
Executive Summary
SVP of Innovation Robert J. Chumley sold $2.12M worth of MUSA shares in an open-market transaction, representing the largest insider sale in the past week. The sale is part of a broader pattern of recent insider selling totaling $4.0M over the past 30 days.
Key Financial Metrics
Key Facts
- Robert J. Chumley (SVP Innovation) sold 5,038 shares at $420 per share for a total of $2,115,960
- This was an open-market sale (Form 4 code 'S'), not a non-cash or tax-related transaction
- Total insider selling at MUSA over the past 30 days amounts to $4.0M across four transactions
- The $2.12M sale represents ~0.026% of MUSA's $8.1B market cap
Financial Impact
$2.12 million in open-market insider selling by a C-suite executive
Risk Factors
- Insider selling may indicate belief that the stock is overvalued
- Potential for negative market perception given the size and C-suite status of the seller
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (1 trades, 7d window) | cluster-MUSA-1773089220122 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
May 27, 2026 18w ago | 8-K | $511.57 $569.72 | ▲ +11.37% | ▲ +9.63% | $514.23 (+0.52%) |
May 12, 2026 20w ago | 8-K | $576.96 $536.18 | ▼ −7.07% | ▼ −11.45% | $514.23 (−10.87%) |
May 4, 2026 21w ago | 144 | $604.52 $616.10 | ▲ +1.92% | ▼ −0.82% | $514.23 (−14.94%) |
Apr 29, 2026 22w ago | 8-K | $587.33 $610.44 | ▲ +3.93% | ▲ +0.83% | $514.23 (−12.45%) |
Feb 26, 2026 31w ago | Insider Cluster | $386.19 $544.51 | ▲ +41.00% | ▲ +33.24% | $514.23 (+33.15%) |
Feb 26, 2026 31w ago | Insider Cluster | $386.19 $544.51 | ▼ −41.00% | ▼ −33.24% | $514.23 (−33.15%) |
Feb 23, 2026 31w ago | Insider Cluster | $391.53 $565.34 | ▲ +44.39% | ▲ +36.14% | $514.23 (+31.34%) |
US Market Status
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