Ameresco (NYSE: AMRC) director sells 10,000 shares after option exercise

Rhea-AI Filing Summary

Ameresco, Inc. director Francis V. Wisneski Jr. reported an option exercise and related stock sale. On May 19, 2026, he exercised options to acquire 10,000 shares of Class A common stock at $5.80 per share, then sold 10,000 shares in an open-market transaction at a weighted average price of $30.29 per share. The sale was executed in multiple trades between $30.21 and $30.45. After these transactions, Wisneski directly holds 25,232 shares of Ameresco Class A common stock.

Insider Trade Summary

Net Seller: 10,000 shares ($302,900)

Net Sell 3 txns

Insider WISNESKI FRANCIS V JR

Role null

Sold 10,000 shs ($303K)

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to puchase)	10,000	$0.00	--
Exercise	Class A Common Stock	10,000	$5.80	$58K
Sale	Class A Common Stock	10,000	$30.29	$303K

Holdings After Transaction: Stock Option (right to puchase) — 20,000 shares (Direct, null); Class A Common Stock — 35,232 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 10,000 shares Weighted average sale price: $30.29/share Sale price range: $30.21–$30.45/share +4 more

7 metrics

Shares sold 10,000 shares Class A common stock sold on May 19, 2026

Weighted average sale price $30.29/share Open-market sale of 10,000 shares

Sale price range $30.21–$30.45/share Multiple transactions on May 19, 2026

Options exercised 10,000 shares Class A common stock acquired via option exercise

Option exercise price $5.80/share Stock option (right to purchase) exercise

Post-transaction holdings 25,232 shares Director’s direct Class A common stock after transactions

Option expiration date March 8, 2027 Stock option (right to purchase) expiry

Key Terms

open-market sale, derivative exercise/conversion, Stock Option (right to puchase), weighted average price

4 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

derivative exercise/conversion financial

"transaction_action": "derivative exercise/conversion""

Stock Option (right to puchase) financial

"security_title": "Stock Option (right to puchase)""

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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^*

WISNESKI FRANCIS V JR

(Last) (First) (Middle)

C/O AMERESCO, INC.

111 SPEEN STREET, SUITE 410

(Street)

FRAMINGHAM MASSACHUSETTS 01701

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/19/2026

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

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

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

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	05/19/2026		M		10,000	A	$5.8	35,232	D
Class A Common Stock	05/19/2026		S		10,000	D	$30.29(1)	25,232	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
Stock Option (right to puchase)	$5.8	05/19/2026		M			10,000	03/09/2020	03/08/2027	Class A Common Stock	10,000	$0	20,000	D

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.21 to $30.45, inclusive. The reporting person undertakes to provide to Ameresco, Inc., any security holder of Ameresco, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

Remarks:

	/s/ David J. Corrsin, attorney-in-fact	05/20/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transactions did Ameresco (AMRC) director Francis Wisneski report?

Director Francis V. Wisneski Jr. reported exercising options for 10,000 Ameresco shares at $5.80 each and selling 10,000 shares in the open market at a weighted average price of $30.29 on May 19, 2026.

How many Ameresco (AMRC) shares did the director sell and at what price?

He sold 10,000 Ameresco Class A common shares in an open-market transaction at a weighted average price of $30.29, with individual trades executed in a price range between $30.21 and $30.45 per share.

What stock options did the Ameresco (AMRC) director exercise in this Form 4?

Wisneski exercised a stock option covering 10,000 shares of Ameresco Class A common stock at an exercise price of $5.80 per share. The option was originally exercisable from March 9, 2020 and expires on March 8, 2027.

How many Ameresco (AMRC) shares does the director hold after the reported transactions?

Following the May 19, 2026 option exercise and share sale, Francis V. Wisneski Jr. directly holds 25,232 shares of Ameresco Class A common stock, as reported in the Form 4’s post-transaction ownership column.

Was the Ameresco (AMRC) insider sale a single trade or multiple trades?

The 10,000-share sale was executed as multiple trades. The Form 4 footnote states a weighted average sale price of $30.29, with individual transactions priced between $30.21 and $30.45 per share on May 19, 2026.