| $1B | ||
| $100M | ||
| $54M | ||
| $40M | ||
| $32M | ||
| $31M |
Buys | $1,914,610 | 12 | 44 |
Sells | $1,461,022 | 15 | 56 |
| Cox Brian C | director | 2 | $1.1M | 0 | $0 | $1.1M |
| Sakellaris George P | Chief Executive Officer | 8 | $574,887 | 0 | $0 | $574,887 |
| Sutton Joseph W. | director | 1 | $202,439 | 0 | $0 | $202,439 |
| Miller Jennifer L | director | 1 | $41,920 | 1 | $322,715 | $-280,795 |
| Corrsin David J | EVP and General Counsel | 0 | $0 | 2 | $1,798 | $-1,798 |
| Chiplock Mark | EVP, CFO & CAO | 0 | $0 | 2 | $17,601 | $-17,601 |
| Maltezos Louis P | President-Central&West USA Can | 0 | $0 | 2 | $21,041 | $-21,041 |
| WISNESKI FRANCIS V JR | director | 0 | $0 | 2 | $483,500 | $-483,500 |
| STAVROPOULOS NICKOLAS | director | 0 | $0 | 6 | $614,367 | $-614,367 |
Ameresco, Inc. operates as a clean technology integrator, offering a broad spectrum of solutions focused on energy efficiency and sustainable energy generation across the United States, Canada, and global markets. The company serves diverse businesses and organizations by implementing strategies for enhanced energy efficiency, critical infrastructure improvements, bolstered energy security and resilience, improved asset longevity, and the deployment of renewable energy systems. Its operations are structured into distinct segments: U.S. Regions, …
Over the last 12 months, insiders at Ameresco, Inc. have bought $1.91M and sold $1.46M worth of Ameresco, Inc. stock.
On average, over the past 5 years, insiders at Ameresco, Inc. have bought $2.17M and sold $3.14M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Cox Brian C (director) — $1.1M. Sakellaris George P (Chief Executive Officer) — $574,887. Sutton Joseph W. (director) — $202,439.
The last purchase of 3,000 shares for transaction amount of $66,390 was made by Sakellaris George P (Chief Executive Officer) on 2026‑08‑28.
| 2026-09-15 | Sale | Maltezos Louis P | Co-President | 592 0.0011% | $22.46 | $13,296 | -6.04% | |
| 2026-09-15 | Sale | Chiplock Mark | EVP, CFO & CAO | 476 0.0009% | $22.46 | $10,691 | -6.04% | |
| 2026-08-28 | Sakellaris George P | Chief Executive Officer | 3,000 0.0057% | $22.13 | $66,390 | -2.30% | ||
| 2026-08-27 | Sakellaris George P | Chief Executive Officer | 4,000 0.0075% | $22.84 | $91,360 | -6.20% | ||
| 2026-08-26 | Sakellaris George P | Chief Executive Officer | 1,000 0.0019% | $21.92 | $21,920 | -2.84% | ||
| 2026-08-25 | Sakellaris George P | Chief Executive Officer | 5,000 0.0094% | $21.95 | $109,747 | -2.27% | ||
| 2026-08-24 | Sakellaris George P | Chief Executive Officer | 5,000 0.0094% | $20.91 | $104,550 | +3.10% | ||
| 2026-08-24 | Sutton Joseph W. | director | 9,700 0.0182% | $20.87 | $202,439 | +3.10% | ||
| 2026-08-24 | Miller Jennifer L | director | 2,000 0.0038% | $20.96 | $41,920 | +3.10% | ||
| 2026-08-21 | Cox Brian C | director | 4,625 0.0088% | $21.64 | $100,085 | +0.89% | ||
| 2026-08-11 | Sakellaris George P | Chief Executive Officer | 1,000 0.0019% | $25.90 | $25,900 | -15.30% | ||
| 2026-08-10 | Sakellaris George P | Chief Executive Officer | 1,000 0.0019% | $25.27 | $25,270 | -13.13% | ||
| 2026-08-10 | Cox Brian C | director | 39,700 0.0743% | $25.07 | $995,279 | -13.13% | ||
| 2026-08-07 | Sakellaris George P | Chief Executive Officer | 5,000 0.0095% | $25.95 | $129,750 | -14.27% | ||
| 2026-05-29 | Sale | WISNESKI FRANCIS V JR | director | 5,000 0.0095% | $36.12 | $180,600 | -35.77% | |
| 2026-05-19 | Sale | WISNESKI FRANCIS V JR | director | 10,000 0.0198% | $30.29 | $302,900 | -18.84% | |
| 2026-05-18 | Sale | Miller Jennifer L | director | 10,000 0.0196% | $32.27 | $322,715 | -24.02% | |
| 2026-05-15 | Sale | STAVROPOULOS NICKOLAS | director | 1,355 0.0026% | $34.00 | $46,070 | -28.61% | |
| 2026-03-12 | Sale | Maltezos Louis P | President-Central&West USA Can | 306 0.0006% | $25.31 | $7,745 | -3.54% | |
| 2026-03-12 | Sale | Chiplock Mark | EVP, CFO & CAO | 273 0.0005% | $25.31 | $6,910 | -3.54% |
| Sakellaris George P | Chief Executive Officer | 1013597 1.9101% | $22.58M | 61 | 54 | +4.8% |
| Sutton Joseph W. | director | 80246 0.1512% | $1.79M | 4 | 28 | <0.0001% |
| Cox Brian C | director | 44325 0.0835% | $987,561.00 | 2 | 0 | |
| Miller Jennifer L | director | 34546 0.0651% | $769,684.88 | 6 | 2 | +9.42% |
| WISNESKI FRANCIS V JR | director | 25232 0.0475% | $562,168.96 | 73 | 56 | +3.2% |
| STAVROPOULOS NICKOLAS | director | 14111 0.0266% | $314,393.08 | 1 | 9 | +3.77% |
| GAGNON NEIL | 10 percent owner | 91325 0.1721% | $2.03M | 8 | 1 | <0.0001% |
| Bulgarino Nicole E | Executive Vice President | 31133 0.0587% | $693,643.24 | 1 | 5 | +29.86% |
| Foy Douglas I | 15744 0.0297% | $350,776.32 | 6 | 6 | +1.98% | |
| Murley Thomas S | director | 10500 0.0198% | $233,940.00 | 7 | 8 | +20.31% |
| Jesanis Michael E | director | 10000 0.0188% | $222,800.00 | 7 | 0 | <0.0001% |
| Patton Charles R. | director | 8503 0.016% | $189,446.84 | 1 | 0 | +156.39% |
| Nichols Guy W | director | 5000 0.0094% | $111,400.00 | 1 | 0 | +15.24% |
| Johnson Claire D'Oyly-Hughes | director | 1800 0.0034% | $40,104.00 | 1 | 0 | +165.17% |
Ameresco, Inc. (AMRC) | $24,914,470 | 167 | 5.37% | $1.18B |
$44,603,696 | 84 | 4.82% | $76.53M | |
$68,701,610 | 72 | 39.53% | $595.3M | |
$5,570,548 | 53 | 20.28% | $4.32B | |
$11,389,125 | 53 | 29.05% | $1.14B |
| Increased Positions | 92 | +42.79% | 4M | +11.97% |
| Decreased Positions | 88 | -40.93% | 4M | -12.42% |
| New Positions | 32 | New | 808,656 | New |
| Sold Out Positions | 28 | Sold Out | 786,226 | Sold Out |
| Total Postitions | 219 | +1.86% | 33M | -0.45% |
| Wellington Management Group Llp | $145,240.00 | 13.53% | 4.74M | +3M | +170% | 2025-09-30 |
| Grantham, Mayo, Van Otterloo & Co. Llc | $98,248.00 | 9.15% | 3.2M | -643,538 | -16.73% | 2025-09-30 |
| Blackrock, Inc. | $74,196.00 | 6.91% | 2.42M | -19,547 | -0.8% | 2025-09-30 |
| Vanguard Group Inc | $73,987.00 | 6.89% | 2.41M | -88,529 | -3.54% | 2025-09-30 |
| State Street Corp | $44,831.00 | 4.18% | 1.46M | -9,309 | -0.63% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $37,979.00 | 3.54% | 1.24M | +5,431 | +0.44% | 2025-09-30 |
| D. E. Shaw & Co., Inc. | $35,401.00 | 3.3% | 1.15M | +253,153 | +28.09% | 2025-09-30 |
| Dnb Asset Management As | $31,731.00 | 2.96% | 1.03M | -155,120 | -13.04% | 2025-09-30 |
| Royce & Associates Lp | $29,566.00 | 2.75% | 964,010 | +640,106 | +197.62% | 2025-09-30 |
| Granahan Investment Management, Llc | $27,299.00 | 2.54% | 890,072 | +462,875 | +108.35% | 2025-09-30 |