STOCK TITAN

Ameresco (NYSE: AMRC) CEO adds 5,000 shares in open-market buys

(High)
(Positive)
Form Type
4

Rhea-AI Filing Summary

Ameresco, Inc. (AMRC) reported that Chief Executive Officer and director George P. Sakellaris purchased 5,000 shares of Class A Common Stock in open-market transactions. On August 26, 2026 he bought 1,000 shares at a weighted average price of $21.92 (within a $21.86–$21.99 range), and on August 27, 2026 he bought 4,000 shares at a weighted average price of $22.84 (within a $22.59–$23.00 range). The report also shows 1,100,000 shares held indirectly by a trust for his children and 200,000 shares held by his spouse; he disclaims beneficial ownership of both indirect positions.

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Insights

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Insider Sakellaris George P
Role Chief Executive Officer
Bought 5,000 shs ($113K)
Type Security Shares Price Value
Purchase Class A Common Stock F2 4,000 $22.84 $91K
Purchase Class A Common Stock F1 1,000 $21.92 $22K
holding Class A Common Stock F3 -- -- --
holding Class A Common Stock F4 -- -- --
Holdings After Transaction: Class A Common Stock — 1,010,597 shares (Direct); Class A Common Stock — 1,100,000 shares (Indirect, By trust); Class A Common Stock — 200,000 shares (Indirect, By spouse)
Footnotes (4)
  1. F1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.86 to $21.99, inclusive.
  2. F2. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $22.59 to $23.00 , 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 purchased at each separate price within the range set forth in footnotes 1 and 2 to this Form 4.
  3. F3. Shares held by a trust for the benefit of the reporting person's children, who share the reporting person's household. The reporting person may be deemed the beneficial owner of the shares held by the trust. The reporting person disclaims beneficial ownership of the shares held by the trust, and this report should not be deemed an admission that the reporting person is the beneficial owner of the trust's shares for purposes of Section 16 or for any other purpose.
  4. F4. 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.
Shares purchased Aug 26, 2026 1,000 shares of Class A Common Stock Open-market purchase by George P. Sakellaris on 2026-08-26
Weighted average price Aug 26, 2026 $21.92 per share Purchases in multiple transactions at $21.86–$21.99, inclusive
Shares purchased Aug 27, 2026 4,000 shares of Class A Common Stock Open-market purchase by George P. Sakellaris on 2026-08-27
Weighted average price Aug 27, 2026 $22.84 per share Purchases in multiple transactions at $22.59–$23.00, inclusive
Indirect trust holdings 1,100,000 shares of Class A Common Stock Held by a trust for the reporting person’s children; beneficial ownership disclaimed
Indirect spouse holdings 200,000 shares of Class A Common Stock Held by spouse; beneficial ownership disclaimed by the reporting person
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.
beneficial owner financial
"The reporting person may be deemed the beneficial owner of the shares"
A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.
disclaims beneficial ownership regulatory
"The reporting person disclaims beneficial ownership of the shares held by the trust"
Section 16 regulatory
"for purposes of Section 16 or for any other purpose."
Section 16 is a U.S. securities law rule that governs the trading and disclosure obligations of company insiders — typically officers, directors and large shareholders — to promote transparency and deter unfair profit-taking. It requires insiders to publicly report their stock trades and allows companies or the issuer to reclaim quick, short-term profits from certain insider trades, like a scoreboard and a refund policy that help investors see and limit possible insider advantage.

FAQ

What insider transactions did AMRC report for George P. Sakellaris?

George P. Sakellaris reported open-market purchases of 5,000 AMRC Class A shares, consisting of 1,000 shares on August 26, 2026 and 4,000 shares on August 27, 2026, at weighted average prices disclosed for each date.

At what prices did George P. Sakellaris buy AMRC shares?

He purchased 1,000 AMRC shares at a weighted average price of $21.92 within a $21.86–$21.99 range, and 4,000 shares at a weighted average price of $22.84 within a $22.59–$23.00 range, all in open-market transactions.

How many AMRC shares are held indirectly for George P. Sakellaris?

The report lists 1,100,000 AMRC Class A shares held indirectly by a trust for his children and 200,000 shares held by his spouse. He disclaims beneficial ownership of both these indirect holdings.

Were the AMRC insider purchases made under a Rule 10b5-1 plan?

The document-level indicator shows the Rule 10b5-1 checkbox as not affirmed (false), and the footnotes do not state that these purchases were made under a Rule 10b5-1 or other pre-arranged trading plan.

What type of AMRC security did George P. Sakellaris purchase?

All reported insider purchases by George P. Sakellaris involved Ameresco, Inc. Class A Common Stock, acquired in open-market transactions on August 26 and 27, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Sakellaris George P

(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)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/26/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class A Common Stock08/26/2026P1,000A$21.92(1)1,006,597D
Class A Common Stock08/27/2026P4,000A$22.84(2)1,010,597D
Class A Common Stock1,100,000IBy trust(3)
Class A Common Stock200,000IBy spouse(4)
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.86 to $21.99, inclusive.
2. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $22.59 to $23.00 , 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 purchased at each separate price within the range set forth in footnotes 1 and 2 to this Form 4.
3. Shares held by a trust for the benefit of the reporting person's children, who share the reporting person's household. The reporting person may be deemed the beneficial owner of the shares held by the trust. The reporting person disclaims beneficial ownership of the shares held by the trust, and this report should not be deemed an admission that the reporting person is the beneficial owner of the trust's shares for purposes of Section 16 or for any other purpose.
4. 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.
Remarks:
/s/ John W. Pickett, attorney-in-fact08/27/2026
** Signature of Reporting PersonDate
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)