AMRC Form 4: Officer Maltezos Receives 875 RSUs and Acquires 875 Shares

Rhea-AI Filing Summary

Ameresco, Inc. insider Louis P. Maltezos reported transactions dated 09/10/2025. The filing shows 875 Class A common shares acquired and 875 restricted stock units (RSUs) granted, each RSU convertible into one share. After the transactions Mr. Maltezos beneficially owned 31,526 Class A shares and 2,625 shares underlying RSUs held directly. The RSUs vest over two years with 25% vesting every six months. The form was signed on behalf of the reporting person by an attorney-in-fact on 09/12/2025. All transactions are reported as direct ownership.

Positive

• Transparency: Transaction fully disclosed on Form 4 with dates and quantities.
• Alignment: Grant of 875 RSUs aligns officer compensation with shareholder interests.
• Clear vesting: RSU vesting schedule is explicitly stated (25% every six months over two years).

Negative

• None.

Insights

Corporate Governance Expert

TL;DR: Insider received equity-based compensation aligning pay with shareholder outcomes; transaction appears routine and disclosed.

The report documents a grant and acquisition of common stock and RSUs to a senior officer. The RSU vesting schedule (two years with 25% vesting each six months) indicates a relatively short retention period designed to retain and incentivize near-term performance. Ownership following the transaction shows continued direct holdings, and the filing was executed via attorney-in-fact, consistent with administrative practice.

Compensation Analyst

TL;DR: Grant of 875 RSUs and 875 shares increases executive equity stake modestly; vesting terms are explicitly stated.

The award consists of 875 RSUs each convertible into one share and an immediate reporting of 875 acquired Class A shares. The RSU vesting schedule (25% every six months over two years) is explicit and shorter than typical multi-year schedules, suggesting focused near-term incentive alignment. Reported post-transaction holdings quantify the officer's total direct and RSU-linked exposure to company equity.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Maltezos Louis P

(Last) (First) (Middle)

C/O AMERESCO, INC.

111 SPEEN STREET, SUITE 410

(Street)

FRAMINGHAM MA 01701

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Ameresco, Inc. [ AMRC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President-Central&West USA Can

3. Date of Earliest Transaction (Month/Day/Year)
09/10/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	09/10/2025		M		875	A	$0	31,526	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(1)	09/10/2025		M			875	(2)	(2)	Class A Common Stock	875	$0	2,625	D

Explanation of Responses:

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

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

Remarks:

	/s/ David J. Corrsin, attorney-in-fact	09/12/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Ameresco insider Louis P. Maltezos report on Form 4 (AMRC)?

He reported acquisition of 875 Class A common shares and grant of 875 restricted stock units on 09/10/2025.

How many Ameresco shares does Maltezos beneficially own after the transaction?

The filing shows 31,526 Class A shares beneficially owned directly and 2,625 shares underlying RSUs following the reported transactions.

What are the vesting terms for the RSUs granted to Maltezos?

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

What price was reported for the acquired shares and RSUs?

Both the acquired Class A shares and the RSUs are reported with a price of $0 in the filing.

Who signed the Form 4 and when?

The document is signed by an attorney-in-fact, David J. Corrsin, on 09/12/2025.