The CEO's concentrated buying at prices near $21-$23, combined with director purchases, signals insider confidence that the stock is undervalued. Monitor for upcoming earnings, project announcements, or government contract wins that could catalyze a re-rating.
Price Chart
Executive Summary
A cluster of four Ameresco insiders, including CEO George Sakellaris, made open-market purchases totaling $366K over a one-week window, with the CEO alone buying ~$327K. This is a strong bullish signal from the highest-ranking executive, amplified by the cluster nature of the buys. The total value represents ~0.03% of the $1.2B market cap, which is below the 0.1% proportionality threshold for materiality, but the CEO's repeated purchases at declining prices ($20.91 to $22.84) suggest conviction in the company's near-term prospects, likely ahead of upcoming catalysts or a perceived undervaluation.
Key Financial Metrics
Key Facts
- CEO George Sakellaris purchased 15,000 shares total (~$327K) across four separate open-market buys from Aug 24-27, 2026.
- Director Joseph W. Sutton purchased 9,700 shares ($202K) on Aug 24, the largest single trade in the cluster.
- Director Jennifer L. Miller purchased 2,000 shares ($42K) and Director Brian C. Cox purchased 4,600 shares ($100K) within the same window.
- Total cluster value of $366K is ~0.03% of AMRC's $1.2B market cap, below the 0.1% threshold for materiality but notable due to CEO participation and cluster structure.
- No insider sales were reported in the cluster, and the 30-day trailing insider activity shows 9 buys totaling $698K, reinforcing a net buying trend.
Financial Impact
Insider purchases totaling $366K, representing ~0.03% of market cap. No direct financial impact on the company.
Risk Factors
- The $366K total is only 0.03% of market cap, which is below the typical 0.1% threshold for materiality, limiting the signal's statistical power.
- No specific catalyst or upcoming event is identified in the filing; the buying may reflect a long-term value view rather than near-term upside.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-AMRC-1787875378052 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 13, 2026 13d ago | SC 13G/A | $20.11 $20.09 | ▲ +0.10% | ▲ +0.38% | $18.32 (+8.90%) |
Oct 8, 2026 18d ago | SC 13G | $21.01 $21.33 | ▲ +1.52% | ▲ +0.92% | $18.32 (−12.80%) |
Sep 10, 2026 6w ago | 8-K | $23.78 $22.68 | ▼ −4.63% | ▼ −4.18% | $18.32 (−22.96%) |
Sep 3, 2026 7w ago | GOVT-CONTRACT | $23.15 $23.93 | ▲ +3.37% | ▲ +3.92% | $18.32 (−20.86%) |
Sep 1, 2026 8w ago | Insider Cluster | $22.60 $21.82 | ▼ −3.45% | ▼ −3.90% | $18.32 (−18.94%) |
Aug 27, 2026 8w ago | Insider Cluster | $21.99 $22.12 | ▲ +0.59% | ▲ +0.89% | $18.32 (−16.69%) |
Aug 26, 2026 8w ago | Insider Cluster | $22.91 $21.99 | ▼ −4.02% | ▼ −3.79% | $18.32 (−20.03%) |
Aug 25, 2026 9w ago | Institutional Cluster | $22.07 $22.16 | ▲ +0.41% | ▲ +0.39% | $18.32 (−16.99%) |
Aug 25, 2026 9w ago | GOVT-CONTRACT | $22.16 $22.91 | ▲ +3.38% | ▲ +2.73% | $18.32 (−17.33%) |
Aug 11, 2026 10w ago | Insider Cluster | $27.61 $27.79 | ▲ +0.65% | ▼ −0.05% | $18.32 (−33.65%) |
US Market Status
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