Insider Activity Spotlight: Ameresco Inc. and President‑Federal & Utility

On March 10, 2026, President Nicole Bulgarino added 875 shares of Ameresco’s Class A common stock to her portfolio, bringing her holdings to 59 296 shares. The transaction, priced at $0.00 per share, reflects the routine “buy” filing that insiders must disclose when acquiring shares, even if the transaction occurs at market value. The price change of 0.02 % and a market price of $25.82 indicate that the purchase was essentially at the close, a common pattern for directors who time acquisitions around the day’s close to minimize market impact.

What the Transaction Signals to Investors

Bulgarino’s buy, coupled with her 20 000‑share stock‑option exercise and 4 000‑share restricted‑stock‑unit (RSU) purchase, signals a continued confidence in Ameresco’s long‑term prospects. Her holdings, now 59 296 shares, represent a modest 4.3 % of the 1.37 million outstanding shares (market cap $1.36 bn, P/E 33.0). While the purchase size is small relative to her total stake, the pattern of option and RSU exercises is consistent with the company’s incentive structure, which rewards executives for aligning their interests with shareholders.

Given the company’s recent 19.76 % monthly decline yet a robust 149.34 % year‑to‑date gain, the insider’s activity underscores a belief that Ameresco’s stock is undervalued relative to its long‑term trajectory. Investors may interpret this as a bullish signal, especially as the company continues to secure large renewable‑energy contracts such as the $30 million Fort Polk geothermal project.

Bulgarino’s Transaction Profile

Bulgarino’s historical filings show a pattern of small purchases and sales of Class A shares and RSUs. In September 2025, she bought 875 shares and sold an equal amount of RSUs, leaving her total holdings at 58 421 shares. The most recent activity on March 10, 2026, mirrors this pattern: a small purchase of shares and a simultaneous exercise of options and RSUs. Unlike some executives who make large block trades, Bulgarino’s transactions are incremental and consistent, suggesting a strategy focused on long‑term alignment rather than short‑term speculation.

Company‑Wide Insider Momentum

The March 10 filings also reveal significant activity from Ameresco’s top leadership. President‑and‑CEO George Sakellaris executed a 3 750‑share purchase and a 100 000‑share option exercise, while EVP Mark Chiplock and EVP‑CAO Michael Bakas both added hundreds of shares and options. The concentration of buy‑side activity among the senior team, coupled with a high social‑media sentiment of +31 and a buzz of 442 % on platforms like Reddit and X, indicates heightened investor interest and a positive narrative surrounding the company’s strategic direction.

Implications for the Future

The cumulative insider buying trend—especially when combined with the company’s steady contract pipeline and expanding renewable portfolio—points to a cautious yet optimistic outlook. The modest size of each transaction reduces the risk of a sharp market impact, while the overall buying spree by senior executives may help sustain shareholder confidence during periods of market volatility. Investors should watch for subsequent filings: if the insider activity continues or escalates, it may presage a potential rally as the market digests Ameresco’s long‑term value proposition.


DateOwnerTransaction TypeSharesPrice per ShareSecurity
2026-03-10Bulgarino Nicole E (President - Federal & Utility)Buy875.00N/AClass A Common Stock
2026-03-10Bulgarino Nicole E (President - Federal & Utility)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Bulgarino Nicole E (President - Federal & Utility)Buy4,000.00N/ARestricted Stock Unit
2026-03-10Bulgarino Nicole E (President - Federal & Utility)Sell875.00N/ARestricted Stock Unit
2026-03-10Sakellaris George P (President and CEO)Buy3,750.00N/AClass A Common Stock
N/ASakellaris George P (President and CEO)Holding200,000.00N/AClass A Common Stock
2026-03-10Sakellaris George P (President and CEO)Buy100,000.00N/AStock Option (right to purchase)
2026-03-10Sakellaris George P (President and CEO)Buy10,000.00N/ARestricted Stock Unit
2026-03-10Sakellaris George P (President and CEO)Sell3,750.00N/ARestricted Stock Unit
2026-03-10Chiplock Mark (EVP, CFO & CAO)Buy750.00N/AClass A Common Stock
2026-03-12Chiplock Mark (EVP, CFO & CAO)Sell273.0025.31Class A Common Stock
2026-03-10Chiplock Mark (EVP, CFO & CAO)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Chiplock Mark (EVP, CFO & CAO)Buy3,500.00N/ARestricted Stock Unit
2026-03-10Chiplock Mark (EVP, CFO & CAO)Sell750.00N/ARestricted Stock Unit
2026-03-10Maltezos Louis P (President-Central&West USA Can)Buy875.00N/AClass A Common Stock
2026-03-12Maltezos Louis P (President-Central&West USA Can)Sell306.0025.31Class A Common Stock
2026-03-10Maltezos Louis P (President-Central&West USA Can)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Maltezos Louis P (President-Central&West USA Can)Buy5,000.00N/ARestricted Stock Unit
2026-03-10Maltezos Louis P (President-Central&West USA Can)Sell875.00N/ARestricted Stock Unit
2026-03-10Bakas Michael T (President - Renewable Fuels)Buy875.00N/AClass A Common Stock
2026-03-10Bakas Michael T (President - Renewable Fuels)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Bakas Michael T (President - Renewable Fuels)Buy4,000.00N/ARestricted Stock Unit
2026-03-10Bakas Michael T (President - Renewable Fuels)Sell875.00N/ARestricted Stock Unit
2026-03-10Corrsin David J (EVP and General Counsel)Buy50.00N/AClass A Common Stock
2026-03-12Corrsin David J (EVP and General Counsel)Sell19.0025.31Class A Common Stock
N/ACorrsin David J (EVP and General Counsel)Holding20,471.00N/AClass A Common Stock
2026-03-10Corrsin David J (EVP and General Counsel)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Corrsin David J (EVP and General Counsel)Buy3,500.00N/ARestricted Stock Unit
2026-03-10Corrsin David J (EVP and General Counsel)Buy4,000.00N/AStock Option (right to purchase)
2026-03-10Corrsin David J (EVP and General Counsel)Buy350.00N/ARestricted Stock Unit
2026-03-10Corrsin David J (EVP and General Counsel)Sell50.00N/ARestricted Stock Unit
2026-03-10Christakis Peter (President-EastUSA, ProjectRisk)Buy750.00N/AClass A Common Stock
2026-03-10Christakis Peter (President-EastUSA, ProjectRisk)Buy20,000.00N/AStock Option (right to purchase)
2026-03-10Christakis Peter (President-EastUSA, ProjectRisk)Buy4,000.00N/ARestricted Stock Unit
2026-03-10Christakis Peter (President-EastUSA, ProjectRisk)Sell750.00N/ARestricted Stock Unit