Ameresco, Inc. (AMRC) Insider Ownership

Historic Insider Ownership Trends

AMRC's three largest insider shareholders as of April 22, 2026 are George P Sakellaris (President And Ceo, 1.10Mn shares), George P Sakellaris (President And Ceo, 988.60K shares), Joseph W. Sutton (Director, 133.35K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
George P Sakellaris President And Ceo 0 1,100,000 21 Nov, 2023
George P Sakellaris President And Ceo 988,597 0 12 Mar, 2026
Joseph W. Sutton - 0 133,355 19 Nov, 2024
Joseph W. Sutton - 50,111 0 06 Jun, 2025
Britta Macintosh Senior Vice President 33,979 0 19 Sep, 2023
Louis P Maltezos President Centralwest Usa Can 32,095 0 12 Mar, 2026
Francis V Jr Wisneski - 25,232 0 06 Jun, 2025
Jennifer L Miller - 22,111 0 06 Jun, 2025
David J Corrsin Evp And General Counsel 20,471 0 27 Feb, 2026
Nickolas Stavropoulos - 14,111 0 23 Feb, 2026
Douglas I Foy - 14,000 0 10 Mar, 2022
Michael T Bakas President Renewable Fuels 13,634 0 12 Mar, 2026
Peter Christakis President Eastusa, Projectrisk 13,356 0 12 Mar, 2026
Thomas S Murley - 10,500 0 05 Nov, 2021
Claire D'Oyly-Hughes Johnson - 10,111 0 06 Jun, 2025
Claire D'Oyly-Hughes Johnson - 0 1,800 06 Mar, 2025
Mark Chiplock Evp, Cfo Cao 1,666 0 12 Mar, 2026
David J Corrsin Evp And General Counsel 0 441 12 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
10 Mar, 2026 Michael T Bakas Class A Common Stock A 875 $0.00 13,634 D M
10 Mar, 2026 Mark Chiplock Class A Common Stock A 750 $0.00 1,939 D M
10 Mar, 2026 Louis P Maltezos Class A Common Stock A 875 $0.00 32,401 D M
10 Mar, 2026 George P Sakellaris Class A Common Stock A 3,750 $0.00 988,597 D M
10 Mar, 2026 Peter Christakis Class A Common Stock A 750 $0.00 13,356 D M
10 Mar, 2026 David J Corrsin Class A Common Stock A 50 $0.00 460 I M
10 Mar, 2026 Michael T Bakas Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
12 Mar, 2026 David J Corrsin Class A Common Stock D 19 $25.31 441 I S
10 Mar, 2026 Peter Christakis Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
12 Mar, 2026 Mark Chiplock Class A Common Stock D 273 $25.31 1,666 D S
12 Mar, 2026 Louis P Maltezos Class A Common Stock D 306 $25.31 32,095 D S
10 Mar, 2026 George P Sakellaris Stock Option (right to purchase) A 100,000 $0.00 100,000 D A
10 Mar, 2026 Michael T Bakas Restricted Stock Unit A 4,000 $0.00 6,625 D A
10 Mar, 2026 Louis P Maltezos Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
10 Mar, 2026 Peter Christakis Restricted Stock Unit A 4,000 $0.00 6,250 D A
10 Mar, 2026 Mark Chiplock Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
10 Mar, 2026 David J Corrsin Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
10 Mar, 2026 Michael T Bakas Restricted Stock Unit D 875 $0.00 5,750 D M
10 Mar, 2026 Peter Christakis Restricted Stock Unit D 750 $0.00 5,500 D M
10 Mar, 2026 Louis P Maltezos Restricted Stock Unit A 5,000 $0.00 7,625 D A