SEC Form 4 · Updated Daily
AMRC
— AMERESCO, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Byrne Samuel T | Director | 1,698,620 | 2010-07-27 | S |
| Sakellaris Arthur P | 10%+ Owner | 1,600,000 | 2010-07-21 | — |
| Sakellaris George P | 10%+ Owner · Director · Officer | 1,019,847 | 2026-09-10 | M |
| GAGNON NEIL | 10%+ Owner | 1,018,460 | 2016-12-09 | S |
| Iusi Mario | Officer | 101,731 | 2014-07-18 | M |
| Spence Andrew B | Officer | 100,000 | 2013-10-15 | M |
| Sutton Joseph W. | Director | 80,246 | 2026-08-24 | P |
| Bulger William M | Director | 80,000 | 2013-08-21 | S |
| Bulgarino Nicole E | Officer | 61,171 | 2026-09-10 | M |
| Cox Brian C | Director | 44,325 | 2026-08-21 | P |
| WISNESKI FRANCIS V JR | Director | 35,667 | 2026-06-04 | M |
| Miller Jennifer L | Director | 34,546 | 2026-08-24 | P |
| MacIntosh Britta | Officer | 34,107 | 2023-09-17 | M |
| Maltezos Louis P | Officer | 33,628 | 2026-09-15 | S |
| STAVROPOULOS NICKOLAS | Director | 24,546 | 2026-06-04 | M |
| Murley Thomas S | Director | 24,500 | 2021-11-04 | M |
| Patton Charles R. | Director | 23,824 | 2026-06-04 | M |
| Cunningham William J | Officer | 22,500 | 2011-12-09 | M |
| Johnson Claire D'Oyly-Hughes | Director | 20,546 | 2026-06-04 | M |
| Anderson David | Director · Officer | 20,000 | 2021-06-14 | S |
| Foy Douglas I | Director | 19,000 | 2022-03-09 | M |
| Christakis Peter | Officer | 15,106 | 2026-09-10 | M |
| Bakas Michael T | Officer | 13,634 | 2026-03-10 | M |
| Jesanis Michael E | Director | 10,000 | 2014-05-12 | P |
| Derrington Keith A | Officer | 10,000 | 2012-04-16 | M |
| Georgeoff Robert | Officer | 8,000 | 2021-11-16 | M |
| Hole Spencer Doran | Officer | 6,878 | 2024-08-12 | M |
| Nichols Guy W | Director | 5,000 | 2010-11-08 | P |
| Todd Lauren | Officer | 3,000 | 2021-08-24 | M |
| Chiplock Mark | Officer | 2,815 | 2026-09-15 | S |
| Bradshaw Julie A | Officer | 525 | 2026-09-25 | — |
| Corrsin David J | Director · Officer | 460 | 2026-03-10 | M |
| Angelico Debra L | Officer | 132 | 2026-09-25 | — |
| DeManche Joseph P | Officer | 0 | 2018-03-20 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-25 | Bradshaw Julie A | — | — | — | 525 |
| 2026-09-25 | Angelico Debra L | — | — | — | 132 |
| 2026-09-15 | Maltezos Louis P | Open-market sale | 592 | $22.46 | 33,628 |
| 2026-09-15 | Chiplock Mark | Open-market sale | 476 | $22.46 | 2,815 |
| 2026-09-10 | Bulgarino Nicole E | Option exercise (derivative) | 875 | $0.00 | 4,875 |
| 2026-09-10 | Bulgarino Nicole E | Option exercise | 1,875 | $0.00 | 61,171 |
| 2026-09-10 | Christakis Peter | Option exercise (derivative) | 1,750 | $0.00 | 3,750 |
| 2026-09-10 | Christakis Peter | Option exercise | 1,750 | $0.00 | 15,106 |
| 2026-09-10 | Maltezos Louis P | Option exercise (derivative) | 2,125 | $0.00 | 4,625 |
| 2026-09-10 | Maltezos Louis P | Option exercise | 2,125 | $0.00 | 34,220 |
| 2026-09-10 | Sakellaris George P | Option exercise (derivative) | 6,250 | $0.00 | 11,250 |
| 2026-09-10 | Sakellaris George P | Option exercise | 6,250 | $0.00 | 1,019,847 |
| 2026-09-10 | Chiplock Mark | Option exercise (derivative) | 1,625 | $0.00 | 3,375 |
| 2026-09-10 | Chiplock Mark | Option exercise | 1,625 | $0.00 | 3,291 |
| 2026-08-28 | Sakellaris George P | Open-market buy | 3,000 | $22.13 | 1,013,597 |
| 2026-08-27 | Sakellaris George P | Open-market buy | 4,000 | $22.84 | 1,010,597 |
| 2026-08-26 | Sakellaris George P | Open-market buy | 1,000 | $21.92 | 1,006,597 |
| 2026-08-25 | Sakellaris George P | Open-market buy | 4,062 | $22.03 | 1,005,597 |
| 2026-08-25 | Sakellaris George P | Open-market buy | 938 | $21.60 | 1,001,535 |
| 2026-08-24 | Sakellaris George P | Open-market buy | 5,000 | $20.91 | 1,000,597 |
| 2026-08-24 | Sutton Joseph W. | Open-market buy | 9,700 | $20.87 | 80,246 |
| 2026-08-24 | Miller Jennifer L | Open-market buy | 2,000 | $20.96 | 34,546 |
| 2026-08-21 | Cox Brian C | Open-market buy | 4,625 | $21.64 | 44,325 |
| 2026-08-17 | Corrsin David J | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2026-08-11 | Sakellaris George P | Open-market buy | 1,000 | $25.90 | 995,597 |
| 2026-08-10 | Cox Brian C | Open-market buy | 39,700 | $25.07 | 39,700 |
| 2026-08-10 | Sakellaris George P | Open-market buy | 1,000 | $25.27 | 994,597 |
| 2026-08-07 | Sakellaris George P | Open-market buy | 5,000 | $25.95 | 993,597 |
| 2026-08-01 | Cox Brian C | Grant / award (derivative) | 5,132 | $0.00 | 5,132 |
| 2026-06-04 | Johnson Claire D'Oyly-Hughes | Option exercise (derivative) | 10,435 | $0.00 | 0 |
| 2026-06-04 | Johnson Claire D'Oyly-Hughes | Grant / award (derivative) | 4,812 | $0.00 | 4,812 |
| 2026-06-04 | Johnson Claire D'Oyly-Hughes | Option exercise | 10,435 | $0.00 | 20,546 |
| 2026-06-04 | Sutton Joseph W. | Option exercise (derivative) | 10,435 | $0.00 | 0 |
| 2026-06-04 | Sutton Joseph W. | Grant / award (derivative) | 4,812 | $0.00 | 4,812 |
| 2026-06-04 | Sutton Joseph W. | Option exercise | 10,435 | $0.00 | 70,546 |
| 2026-06-04 | Miller Jennifer L | Option exercise (derivative) | 10,435 | $0.00 | 0 |
| 2026-06-04 | Miller Jennifer L | Grant / award (derivative) | 4,812 | $0.00 | 4,812 |
| 2026-06-04 | Miller Jennifer L | Option exercise | 10,435 | $0.00 | 32,546 |
| 2026-06-04 | STAVROPOULOS NICKOLAS | Option exercise (derivative) | 10,435 | $0.00 | 0 |
| 2026-06-04 | STAVROPOULOS NICKOLAS | Grant / award (derivative) | 4,812 | $0.00 | 4,812 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.