Sakellaris George P. - 10 Mar 2026 Form 4 Insider Report for Ameresco, Inc. (AMRC)

Reporting relationship: President and CEO, Director, 10%+ Owner
Issuer ticker: AMRC
Reported as of: 10 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Mar 2026, 20:40:06 UTC
Prior SEC filing: 12 Sep 2025
Source filing: View source filing
Reporting owner signature: /s/ David J. Corrsin, attorney-in-fact

Key filing fact

Sakellaris George P. filed Form 4 for Ameresco, Inc. (AMRC) on 12 Mar 2026.

Key facts

This page summarizes Sakellaris George P.'s Form 4 filing for Ameresco, Inc. (AMRC).
4 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 12 Mar 2026, 20:40.

Change

Previous filing in this sequence was filed on 12 Sep 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001496665 Primary reporting owner

Sakellaris George P

Relationship: President and CEO, Director, 10%+ Owner
Address: C/O AMERESCO, INC., 111 SPEEN STREET, SUITE 410, FRAMINGHAM
Signature: /s/ David J. Corrsin, attorney-in-fact
Signature date: 12 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AMRC transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +3,750
Change %: +0.38%
Price: $0.000000^*
Shares after: 988,597
Date: 10 Mar 2026
Ownership: Direct

AMRC holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 200,000
Date: 10 Mar 2026
Ownership: By spouse
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AMRC transaction Derivative

Stock Option (right to purchase)

Award

Transaction value
Shares: +100,000
Change %
Price: $0.000000^*
Shares after: 100,000
Date: 10 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 100,000
Exercise price: $26.36
Footnotes: F2

AMRC transaction Derivative

Restricted Stock Unit

Award

Transaction value
Shares: +10,000
Change %: +89%
Price: $0.000000^*
Shares after: 21,250
Date: 10 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 10,000
Exercise price
Footnotes: F3, F4

AMRC transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -3,750
Change %: -18%
Price: $0.000000^*
Shares after: 17,500
Date: 10 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,750
Exercise price
Footnotes: F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

The reporting person disclaims beneficial ownership of the shares held by his spouse, and this report should not be deemed an admission that the reporting person is the beneficial owner of his spouse's shares for purposes of Section 16 or for any other purpose.

Footnote 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.

Footnote F3

Each RSU represents a contingent right to receive one share of Ameresco, Inc. Class A Common Stock ("Common Stock").

Footnote F4

Each RSUs represents a contingent right to receive one share of Common Stock and vest over two years with 25% vesting on each 6-month anniversary of the applicable grant date.