Form 4 for AMRC Ameresco, Inc.
Accepted 2026-03-12 00:00:00 ET · period of report 2026-03-10 · accession 0001628280-26-017479 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-03-12 | 2026-03-10 | AMRC | Maltezos Louis P | Pres-Central, West USA Can | M - OptEx | $0.00 | +875 | 32.4K | +3% | $0 |
| D | 2026-03-12 | 2026-03-12 | AMRC | Maltezos Louis P | Pres-Central, West USA Can | S - Sale+OE | $25.31 | -306 | 32.1K | -0.9% | -$7,745 |
| DM | 2026-03-12 | 2026-03-10 | AMRC | Maltezos Louis P | Pres-Central, West USA Can | A - Grant | $0.00 | +25.0K | 20.0K | New | $0 |
| D | 2026-03-12 | 2026-03-10 | AMRC | Maltezos Louis P | Pres-Central, West USA Can | M - OptEx | $0.00 | -875 | 6,750 | -11% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-03-10 | M | A | 875 | $0.00 | 32,401 | D | — | — | |
| 2 | Common | Class A Common Stock | 2026-03-12 | S | D | 306 | $25.31 | 32,095 | D | — | — | (F1) The shares were sold pursuant to an automatic sell-to-cover instruction signed September 5, 2025 solely to cover applicable withholding taxes in connection with the vesting of RSUs. |
| 3 | Derivative | Restricted Stock Unit | 2026-03-10 | A | A | 5,000 | $0.00 | 7,625 | D | — · — to — | 5,000 Class A Common Stock | (F3) Each RSU represents a contingent right to receive one share of Ameresco, Inc. Class A Common Stock ("Common Stock"). (F4) Each RSU vests over two years with 25% vesting on each 6-month anniversary of the applicable grant date. |
| 4 | Derivative | Stock Option (right to purchase) | 2026-03-10 | A | A | 20,000 | $0.00 | 20,000 | D | $26.36 · — to — | 20,000 Class A Common Stock | (F2) Of the shares subject to the option, 20% vest on each of anniversary of the grant date of March 10, 2026 over a period of five years. |
| 5 | Derivative | Restricted Stock Unit | 2026-03-10 | M | D | 875 | $0.00 | 6,750 | D | — · — to — | 875 Class A Common Stock | (F3) Each RSU represents a contingent right to receive one share of Ameresco, Inc. Class A Common Stock ("Common Stock"). (F4) Each RSU vests over two years with 25% vesting on each 6-month anniversary of the applicable grant date. |