Welcome to our dedicated page for Ameresco SEC filings (Ticker: AMRC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Ameresco, Inc. (NYSE: AMRC) files reports and disclosures with the U.S. Securities and Exchange Commission as part of its obligations as a publicly traded company. Founded in 2000 and headquartered in Framingham, Massachusetts, Ameresco describes itself as an energy infrastructure solutions provider focused on smart energy efficiency, infrastructure upgrades, and distributed energy resources for a range of public-sector, institutional, utility, commercial, and industrial customers.
This SEC filings page brings together Ameresco’s regulatory documents, including current reports on Form 8-K and other filings available through the EDGAR system. For example, Ameresco has used Form 8-K to announce quarterly financial results and to furnish related press releases and supplemental financial information. These filings provide details on revenue by segment, backlog measures, and other financial metrics that help explain the company’s project activities, energy assets, and operations and maintenance services.
Investors reviewing AMRC filings can examine how Ameresco reports on its business segments such as U.S. Regions, U.S. Federal, Canada, Alternative Fuels, Non-Solar Distributed Generation, and All Other, as well as revenue contributions from Projects, Energy Assets, O&M, and Other categories. Filings may also reference project backlog, O&M backlog, and energy asset visibility, which the company presents as indicators of long-term revenue visibility.
On Stock Titan, Ameresco’s SEC filings are paired with AI-powered tools designed to help users interpret lengthy documents. These tools can highlight key sections, summarize complex tables, and draw attention to items such as quarterly results furnished on Form 8-K. This makes it easier to understand how Ameresco’s reported financials relate to its energy infrastructure projects, clean energy assets, and customer-focused solutions.
Ameresco Inc Schedule 13G/A amendment: The Vanguard Group reports 0 shares beneficially owned and 0% of Ameresco common stock following an internal realignment.
The filing states certain Vanguard subsidiaries now report ownership separately in reliance on SEC Release No. 34-39538.
Ameresco, Inc. President and CEO George P. Sakellaris reported several equity awards and an option exercise. He received a grant of stock options for 100,000 shares of Class A Common Stock at an exercise price of $26.36 per share, and a grant of 10,000 restricted stock units (RSUs). On the same date, he exercised 3,750 RSUs, converting them into 3,750 shares of Class A Common Stock. After these transactions, he directly holds 988,597 shares of Class A Common Stock, 100,000 options, and 17,500 RSUs. The filing also notes 200,000 shares held indirectly by his spouse, for which he disclaims beneficial ownership.
Ameresco, Inc. President – Federal & Utility Nicole E. Bulgarino reported equity-based compensation rather than open‑market trades. She received a grant of 20,000 stock options with an exercise price of $26.36 per share and 4,000 restricted stock units (RSUs).
According to the filing, the options vest over five years, with 20% vesting on each anniversary of the March 10, 2026 grant date. Each RSU converts into one share of Class A Common Stock and vests over two years, with 25% vesting every six months. On the same date, 875 RSUs were exercised into 875 shares, bringing her direct Class A Common Stock holdings to 59,296 shares and her remaining RSU balance to 5,750 units.
Ameresco, Inc. EVP, CFO & CAO Mark Chiplock reported several equity transactions. He sold 273 shares of Class A Common Stock at $25.31 per share under an automatic sell-to-cover instruction used solely to pay withholding taxes on vesting RSUs, leaving 1,666 shares held directly.
He received a stock option grant for 20,000 shares of Class A Common Stock at an exercise price of $26.36 per share, with 20% vesting on each anniversary of the March 10, 2026 grant date over five years. He was also granted 3,500 restricted stock units, bringing his RSU balance to 5,000, which vest over two years with 25% vesting every six months. Separately, 750 RSUs were converted into 750 shares of Class A Common Stock.
Ameresco, Inc. reported that Michael T. Bakas, President - Renewable Fuels, received new equity awards and a small vesting-related share delivery. He was granted stock options for 20,000 shares of Class A Common Stock at an exercise price of $26.36 per share, which vest 20% on each anniversary of the March 10, 2026 grant date over five years.
He also received 4,000 restricted stock units (RSUs), each representing one share of Class A Common Stock, vesting over two years with 25% on each 6‑month anniversary of the grant date. In addition, 875 RSUs were exercised into 875 shares of Class A Common Stock. Following these transactions, he holds 20,000 options, 5,750 RSUs, and 13,634 shares of Class A Common Stock directly.
Ameresco, Inc. officer Louis P. Maltezos reported routine equity compensation and a small related share sale. He received stock options for 20,000 shares of Class A Common Stock at an exercise price of $26.36 per share and 5,000 restricted stock units, each RSU representing one share. He also had 875 RSUs convert into 875 shares of Class A Common Stock. To cover withholding taxes tied to RSU vesting, an automatic instruction sold 306 shares on the market at $25.31 per share. After these transactions, he directly holds 32,095 Class A shares, 6,750 RSUs, and 20,000 options.
Ameresco, Inc. EVP and General Counsel David J. Corrsin reported a mix of equity awards and a small tax-related sale involving his spouse’s holdings. On March 10, 2026, he received 20,000 stock options with a strike price of $26.36 and 3,500 RSUs tied to Class A Common Stock. His spouse was also granted 4,000 stock options at $26.36 and 350 RSUs, and 50 RSUs held by his spouse were converted into 50 shares of Class A Common Stock.
On March 12, 2026, his spouse sold 19 shares of Class A Common Stock at $25.31 per share under an automatic sell-to-cover instruction solely to pay withholding taxes on RSU vesting. The report corrects a prior clerical error that had misstated this sale as 50 shares. Following these transactions, Corrsin holds 20,471 shares directly and 441 shares are held indirectly by his spouse, over which he disclaims beneficial ownership.
Ameresco, Inc. reported that executive Christakis Peter, President-EastUSA, ProjectRisk, received new equity awards and exercised existing units on March 10, 2026. He was granted stock options for 20,000 shares of Class A Common Stock at an exercise price of $26.36 per share, with 20% vesting on each anniversary of the grant date over five years. He also received 4,000 restricted stock units (RSUs), each representing one share of Class A Common Stock, which vest over two years with 25% vesting every six months. On the same date, he exercised 750 RSUs into 750 shares of Class A Common Stock. Following these transactions, he directly holds 13,356 shares of Class A Common Stock, 20,000 options, and 5,500 RSUs.
Ameresco, Inc. insider activity centers on spouse-held shares and RSU vesting. The spouse of EVP and General Counsel David Corrsin sold 50 shares of Class A Common Stock at $26.34 per share, under an automatic sell-to-cover instruction to pay withholding taxes on restricted stock unit vesting.
On the same date, 50 restricted stock units were converted into 50 shares of Class A Common Stock at a $0.00 exercise price, a non-market acquisition. After these transactions, Corrsin reports 20,471 shares held directly and 379 shares held indirectly by his spouse.
Ameresco, Inc. presents an overview of its role as an energy infrastructure solutions provider focused on helping customers cut costs, boost resilience and decarbonize. The company designs and installs smart energy efficiency upgrades, develops and operates distributed renewable energy assets, and offers long-term operations and maintenance services.
As of December 31, 2025 Ameresco owned and operated 227 small-scale renewable energy plants with about 838 megawatt equivalents of capacity and had another 853 megawatt equivalents in development and construction. It reported approximately $2.5 billion of fully contracted project backlog, $2.6 billion of awarded projects, and $1.5 billion of O&M backlog.
In 2025, 61.0% of revenues came from federal, state, provincial and local government entities, while the largest 20 customers represented 57.2% of total revenues. The business is organized into North America Regions, U.S. Federal, Renewable Fuels, Europe and All Other segments, supported by 1,601 employees across North America and Europe.