Ameresco, Inc. (AMRC) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of AMRC are George P Sakellaris (President And Ceo, 1.10Mn shares), George P Sakellaris (President And Ceo, 984.85K 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
Nicole E Bulgarino President Federal Utility 59,296 0 12 Mar, 2026
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
David Anderson Executive Vice President 20,000 0 15 Jun, 2021
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
Charles R. Patton 13,389 0 06 Jun, 2025
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
Spencer Doran Hole Evp And Cfo 1,878 0 14 Aug, 2024
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 Louis P Maltezos Class A Common Stock A 875 $0.00 32,401 D M
10 Mar, 2026 Peter Christakis Class A Common Stock A 750 $0.00 13,356 D M
10 Mar, 2026 Mark Chiplock Class A Common Stock A 750 $0.00 1,939 D M
10 Mar, 2026 Nicole E Bulgarino Class A Common Stock A 875 $0.00 59,296 D M
10 Mar, 2026 George P Sakellaris Class A Common Stock A 3,750 $0.00 988,597 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 Class A Common Stock A 875 $0.00 13,634 D M
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
10 Mar, 2026 Nicole E Bulgarino Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
12 Mar, 2026 Louis P Maltezos Class A Common Stock D 306 $25.31 32,095 D S
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 Restricted Stock Unit A 4,000 $0.00 6,250 D A
10 Mar, 2026 George P Sakellaris Stock Option (right to purchase) A 100,000 $0.00 100,000 D A
10 Mar, 2026 Mark Chiplock Stock Option (right to purchase) A 20,000 $0.00 20,000 D A
10 Mar, 2026 Nicole E Bulgarino Restricted Stock Unit A 4,000 $0.00 6,625 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 D 750 $0.00 5,500 D M