David J. Corrsin - 10 Mar 2026 Form 4 Insider Report for Ameresco, Inc. (AMRC)

Reporting relationship: EVP and General Counsel, Director
Issuer ticker: AMRC
Reported as of: 10 Mar 2026
Net transaction value: -$481
SEC form: 4
Accepted by SEC: 12 Mar 2026, 20:39:35 UTC
Prior SEC filing: 10 Mar 2026
Next SEC filing: 19 Aug 2026
Source filing: View source filing
Reporting owner signature: David J. Corrsin

Key filing fact

David J. Corrsin filed Form 4 for Ameresco, Inc. (AMRC) on 12 Mar 2026.

Key facts

This page summarizes David J. Corrsin's Form 4 filing for Ameresco, Inc. (AMRC).
7 reported transactions and 5 derivative rows are listed below.
Accepted by SEC: 12 Mar 2026, 20:39.

Change

Previous filing in this sequence was filed on 10 Mar 2026.
Current net transaction value: -$481.

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 0001496596 Primary reporting owner

Corrsin David J

Relationship: EVP and General Counsel, Director
Address: C/O AMERESCO, INC., 111 SPEEN STREET, SUITE 410, FRAMINGHAM
Signature: David J. Corrsin
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: +50
Change %: +12%
Price: $0.000000^*
Shares after: 460
Date: 10 Mar 2026
Ownership: By Spouse
Footnotes: F1, F2

AMRC transaction

Class A Common Stock

Sale

Transaction value: $481
Shares: -19
Change %: -4.1%
Price: $25.31
Shares after: 441
Date: 12 Mar 2026
Ownership: By Spouse
Footnotes: F2, F3

AMRC holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,471
Date: 10 Mar 2026
Ownership: Direct

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: +20,000
Change %
Price: $0.000000^*
Shares after: 20,000
Date: 10 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 20,000
Exercise price: $26.36
Footnotes: F4

AMRC transaction Derivative

Restricted Stock Unit

Award

Transaction value
Shares: +3,500
Change %
Price: $0.000000^*
Shares after: 3,500
Date: 10 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,500
Exercise price
Footnotes: F5, F6

AMRC transaction Derivative

Stock Option (right to purchase)

Award

Transaction value
Shares: +4,000
Change %
Price: $0.000000^*
Shares after: 4,000
Date: 10 Mar 2026
Ownership: By spouse
Underlying class: Class A Common Stock
Underlying amount: 4,000
Exercise price: $26.36
Footnotes: F2, F4

AMRC transaction Derivative

Restricted Stock Unit

Award

Transaction value
Shares: +350
Change %: +233%
Price: $0.000000^*
Shares after: 500
Date: 10 Mar 2026
Ownership: By spouse
Underlying class: Class A Common Stock
Underlying amount: 350
Exercise price
Footnotes: F2, F5, F6

AMRC transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -50
Change %: -10%
Price: $0.000000^*
Shares after: 450
Date: 10 Mar 2026
Ownership: By spouse
Underlying class: Class A Common Stock
Underlying amount: 50
Exercise price
Footnotes: F2, F5, F6

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

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 6 footnotes

Footnote F1

The shares held following the transaction reflect a correction to a clerical error in the Form 4 filed for the March 8, 2026 RSU vesting. That filing incorrectly reported 50 shares sold under an automatic sell-to-cover instruction; the correct number of shares sold was 19.

Footnote F2

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 F3

The shares were sold pursuant to an automatic sell-to-cover instruction signed March 8, 2023 solely to cover applicable withholding taxes in connection with the vesting of RSUs.

Footnote F4

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 F5

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

Footnote F6

Each RSU vests over two years with 25% vesting on each 6-month anniversary of the applicable grant date.