The transaction involved 10,000 shares purchased for $214,300 at a weighted-average price of $21.43 per share.
The purchase of Class A Common Stock was equal to 1% of the CEO's direct equity holdings prior to the filing.
Sakellaris holds ~2.3 million shares in total, with 1,005,597 shares held directly and ~1.3 million shares held indirectly through a trust and his spouse.
The open-market acquisition occurred as the stock's one-year return stood at -11% as of the August 25, 2026 transaction date.
George P. Sakellaris, the founder and Chief Executive Officer of Ameresco Inc (NYSE:AMRC), purchased 10,000 shares of Class A Common Stock on Aug. 24, 2026 and Aug. 25, 2026, according to an SEC Form 4 filing.
| Metric | Value |
|---|---|
| Transaction value | $214,300 |
| Shares purchased | 10,000 |
| Post-transaction shares (directly held) | 1,005,597 |
| Post-transaction shares (indirectly held) | 1,300,000 |
| Post-transaction value | $50.88 million |
Transaction value based on SEC Form 4 weighted average purchase price ($21.43); post-transaction value based on Aug. 25, 2026 market close ($22.07).
| Metric | Value |
|---|---|
| Share Price (as of market close 2026-08-25) | $22.07 |
| Market Capitalization | $1.2 billion |
| Revenue (TTM) | $2.0 billion |
| Net Income (TTM) | $28.3 million |
Ameresco is a leading clean technology integrator with $2.0 billion in trailing twelve-month (TTM) revenue and a market capitalization of $1.2 billion, positioning the company as a significant player in the energy efficiency and renewable energy sectors. The company's business model emphasizes long-term value creation through performance-based contracts that generate recurring revenue streams while delivering measurable energy savings and resilience improvements for its diverse customer base. Ameresco's competitive differentiation lies in its integrated approach to energy solutions, combining engineering expertise, project financing capabilities, and operational management to address complex infrastructure and sustainability challenges.
Sakellaris founded Ameresco in 2000 and has run the business since. He knows it inside and out.
We like to see buying by insiders because of the dynamics around insider buying and selling. There are many reasons an insider may sell shares in a company. One reason could be the need to raise cash to fund a large personal expense. Another reason could be for a reasonable portfolio diversification unrelated to their outlook for the company. A third reason could be what investors fear most: a bearish outlook on the company's future.
However, there is only one reason an insider buys stock: they believe the share price is going up.
By that rule of thumb, Sakellaris's purchase is bullish. Helping the bull case: more often than not, an insider purchase predicts a higher share price 30 days later.
The market dynamics are looking positive for Ameresco too. The company recently brought online the 250 megawatt Napanee Battery Energy Storage System, which is one of the largest energy storage projects in Canada. Ameresco is also part of a 560 megawatt solar project in Greece, one of the largest projects in Europe. Not only is the trend toward renewable energy a major tailwind for Ameresco, but AI data center demand and the backlash against their effect on electricity prices mean they will want to install more localized solar and wind and battery storage capabilities on-site-right in Ameresco's wheelhouse.
An insider buy like Sakellaris's isn't a buy signal by itself, but coupled with the company's market outlook, it is a strong sign to put Ameriesco on your buy list.
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Brendan Coffey has no position in any of the stocks mentioned. The Motley Fool has no position in any of the stocks mentioned. The Motley Fool has a disclosure policy.