The cluster of director purchases is a modestly bullish signal, but the lack of C-suite participation and the small size relative to market cap limit its significance. Monitor for any upcoming 8-K or press release that may have prompted the buying; if no catalyst emerges, treat this as a routine confidence vote from directors rather than a strong trading signal.
Price Chart
Executive Summary
Two directors at Alpha Metallurgical Resources (AMR) purchased a total of ~$2.77M in open-market shares over a 7-day window, with the bulk of buying concentrated on August 20-21, 2026. Director Courtis Kenneth S. made 10 separate purchases totaling ~$2.09M, and Director Gorzynski Michael added a single $2.09M block. The cluster represents ~0.10% of AMR's $2.7B market cap, placing it at the low end of the 'modest' proportionality band. Given the academic literature showing cluster buys are more informative than single buys, and the fact that both directors are non-C-suite, the signal is modestly bullish but not transformative.
Key Financial Metrics
Key Facts
- Two directors purchased a combined ~$2.77M in open-market shares of AMR over 7 days.
- Director Courtis Kenneth S. made 10 purchases totaling ~$2.09M at prices from $189.84 to $216.97.
- Director Gorzynski Michael purchased 10,000 shares at $208.92 for ~$2.09M.
- Total cluster value of ~$2.77M represents ~0.10% of AMR's $2.7B market cap.
- No C-suite executives participated in the cluster; both buyers are directors.
- The cluster follows a 30-day period of $7.0M in insider buying at AMR.
Financial Impact
~$2.77M in open-market purchases by two directors, representing ~0.10% of market cap
Risk Factors
- The cluster is small relative to market cap (0.10%), limiting its predictive power.
- No C-suite executives participated, reducing the signal strength compared to a C-suite-led cluster.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-AMR-1787728318654 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 23, 2026 3d ago | 8-K | $163.60 | awaiting T+5 | — | $159.03 (−2.79%) |
Oct 23, 2026 3d ago | Press Release | $163.60 | awaiting T+5 | — | $159.03 (+2.79%) |
Aug 31, 2026 8w ago | Insider Cluster | $233.41 $226.94 | ▼ −2.77% | ▼ −2.85% | $159.03 (−31.87%) |
Aug 25, 2026 8w ago | Insider Cluster | $215.63 $233.41 | ▲ +8.25% | ▲ +8.78% | $159.03 (−26.25%) |
Aug 7, 2026 11w ago | 8-K | $151.95 $166.05 | ▲ +9.28% | ▲ +8.88% | $159.03 (+4.66%) |
Aug 7, 2026 11w ago | 8-K | $151.95 $166.05 | ▼ −9.28% | ▼ −8.88% | $159.03 (−4.66%) |
Jul 27, 2026 13w ago | 8-K | $145.54 $137.16 | ▲ +5.76% | ▲ +6.83% | $159.03 (−9.27%) |
Jun 18, 2026 18w ago | 8-K | $175.09 $165.25 | ▲ +5.62% | ▲ +3.55% | $159.03 (+9.17%) |
Jun 4, 2026 20w ago | Insider Cluster | $202.38 $200.82 | ▼ −0.77% | ▼ −1.34% | $159.03 (−21.42%) |
Jun 1, 2026 21w ago | 144 | $215.37 $202.38 | ▼ −6.03% | ▼ −3.28% | $159.03 (−26.16%) |
US Market Status
Subscribe to SecBot
Get Real-Time SEC Filing Intelligence
Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.
Create a free account Live analysis, Telegram alerts, watchlists and the MCP server for subscribers