Ameresco, Inc. (AMRC) Institutional Ownership

Ownership Summary

Ameresco, Inc. (NYSE:AMRC) currently has 46 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

• Institutional ownership in Ameresco edged down to 10.5% in December 2025, compared to 63.5% in September 2025.
• On a quarter-over-quarter basis, institutional holdings shifted by -2.86%, with a year-over-year a decrease of 74.16% in the count of filers.
• The latest 13F cycle for Ameresco reveals that of 46 total investors, 20 funds grew their exposure, whereas 15 reduced theirs and 11 made no changes.
• The total number of shares held by institutions in Ameresco decreased to 5.57Mn as of December 2025, a net change of down by 164.10K shares quarter on quarter, and down 26.66Mn shares year over year.
• With 2.41Mn shares, VANGUARD GROUP INC commands the largest institutional position in Ameresco as of December 31, 2025, equating to 4.56% of the company.
• Among the most significant buyers of Ameresco during December 2025 were Swedbank AB (254.00K), SG Americas Securities, LLC (142.02K), SteelPeak Wealth, LLC (10.57K), Versor Investments LP (7.90K), BAILARD, INC. (7.20K).
• Leading sellers of Ameresco stock in December 2025 included DnB Asset Management AS (249.55K), First Eagle Investment Management, LLC (145.70K), Rock Point Advisors, LLC (58.23K), UBS Group AG (51.67K), KBC Group NV (45.81K).
• The top 10 institutional holders of Ameresco for the quarter ending December 2025 included VANGUARD GROUP INC (2.41Mn), DnB Asset Management AS (785.04K), First Eagle Investment Management, LLC (574.67K), UBS Group AG (397.39K), Swedbank AB (370.00K), Rock Point Advisors, LLC (191.79K), DekaBank Deutsche Girozentrale (184.94K), SG Americas Securities, LLC (142.02K), KBC Group NV (97.01K), Universal- Beteiligungs- und Servicegesellschaft mbH (90.50K).