Gagnon Securities LLC Increases Stake in Ameresco, Inc.


2025-10-24SEC Filing SCHEDULE 13G/A (0001019056-25-000225)

Gagnon Securities LLC, along with Gagnon Advisors, LLC and Neil Gagnon, has filed an amendment to their Schedule 13G, disclosing an increased stake in Ameresco, Inc. Gagnon Securities LLC now holds 964,139 shares, representing 2.8% of the company's Class A Common Stock, up from 870,245 shares previously. Neil Gagnon, the managing member of Gagnon Securities LLC, has sole voting and dispositive power over 153,541 shares and shared voting and dispositive power over additional shares. The filing also notes that Gagnon Advisors, LLC holds 472,798 shares, representing 1.4% of the company's stock. The total beneficial ownership by Neil Gagnon is 1,717,344 shares, or 4.9% of the outstanding shares. The filing was made under Rule 13d-1(c) and certifies that the securities were not acquired for the purpose of influencing the control of the issuer.


Tickers mentioned in this filing:AMRC