Ameresco (AMRC)Grantham, Mayo, Van Otterloo & Co. LLC reduced its stake -880K shares

2.32M

Shares reported · -880K vs prior quarter

0.17%

Disclosed portfolio weight

$68.1M

Reported value

Holdings as of

Dec 31, 2025

Filed

Feb 17, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

What came next

1. Mar 2, 2026Company filing · Form 8-K · ResultsReported its results
2. Mar 30, 2026Company filing · Form 8-K · Material agreement, New debtChanged a top executive or board member, and signed an important agreement (and 2 more items)“Effective April 1, 2026, the Board of Directors of the Company appointed Ms. Nicole A. Bulgarino and Mr. Louis P. Maltezos to serve as Co‑Presidents of the Company and Mr. Peter Christakis to serve and Chief Operating Officer of the Company.”
3. Apr 24, 2026Federal contract · $983K obligatedDepartment of Defense awarded Ameresco, Inc.: $983K obligated to date
4. May 4, 2026Company filing · Form 8-K · Material agreement, ResultsSigned an important agreement, and reported its results (and 2 more items)
5. May 12, 2026Company filing · Form 8-K · Material agreement, Acquisition or saleCompleted buying or selling a business or assets, and signed an important agreement“The information contained in the Explanatory Note to this Current Report on Form 8-K, is incorporated herein by reference into this”
6. Jun 4, 2026Company filing · Form 8-K · Executive change, Shareholder voteChanged a top executive or board member, and held a shareholder vote“On June 4, 2026, at the 2026 Annual Meeting of Stockholders (the “2026 Annual Meeting”) of Ameresco, Inc. (the “Company”), the Company’s stockholders approved an amendment ("Plan Amendment") to the Ameresco, Inc. 2020 Equity Incentive Plan (the “2020 Equity Plan”) to increase the number of shares of common stock reserved for issuance under the 2020 Equity Plan by 3,200,000 shares of Class A common stock.”

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Ameresco

For Ameresco, OQRO holds 1 fund holdings report (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AMRC page.

How this filing works

• SEC Form 13F

Other disclosures at Ameresco

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRMay 12, 2026
• USAspending.gov award recordApr 24, 2026
• SEC Form 13F-HRFeb 9, 2026
• SEC Form 13F-HRNov 13, 2025
• SEC Form 13F-HRNov 12, 2025

Everything OQRO holds on this company is on its AMRC page.