KLP Kapitalforvaltning AS acquired a stake in Ameresco valued at $146,000, while Cetera Trust Company N.A increased its position by 6.9%, owning 6,800 shares worth $160,000. UBS Group downgraded Ameresco from "buy" to "sell," setting a target price of $8.00, indicating a potential downside of 23.95%. Despite a "Moderate Buy" rating from analysts, Ameresco's stock has faced significant fluctuations, with a recent trading price of $10.52, down 10.8%.