Key facts
- This page summarizes Mark Chiplock's Form 4 filing for Ameresco, Inc. (AMRC).
- 12 reported transactions and 4 derivative rows are listed below.
- Accepted by SEC: 14 Oct 2025, 16:29.
Mark Chiplock - 09 Oct 2025 Form 4 Insider Report for Ameresco, Inc. (AMRC)
- Reporting relationship
- EVP, CFO & CAO
- Issuer ticker
- AMRC
- Reported as of
- 09 Oct 2025
- Net transaction value
- -$691,851
- SEC form
- 4
- Accepted by SEC
- 14 Oct 2025, 16:29:14 UTC
- Prior SEC filing
- 08 Oct 2025
- Next SEC filing
- 12 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ David J. Corrsin, attorney-in-fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Mark Chiplock filed Form 4 for Ameresco, Inc. (AMRC) on 14 Oct 2025.
Change
- Previous filing in this sequence was filed on 08 Oct 2025.
- Current net transaction value: -$691,851.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001755243
Primary reporting owner
Chiplock Mark
- Relationship
- EVP, CFO & CAO
- Address
- C/O AMERESCO, INC., 111 SPEEN STREET, SUITE 410, FRAMINGHAM
- Signature
- /s/ David J. Corrsin, attorney-in-fact
- Signature date
- 14 Oct 2025
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
- $28,077
- Shares
- +2,100
- Change %
- +177%
- Price
- $13.37
- Shares after
- 3,289
- Date
- 09 Oct 2025
- Ownership
- Direct
AMRC
transaction
Class A Common Stock
Options Exercise
- Transaction value
- $61,750
- Shares
- +5,000
- Change %
- +152%
- Price
- $12.35
- Shares after
- 8,289
- Date
- 09 Oct 2025
- Ownership
- Direct
AMRC
transaction
Class A Common Stock
Sale
- Transaction value
- $283,787
- Shares
- -7,100
- Change %
- -86%
- Price
- $39.97
- Shares after
- 1,189
- Date
- 09 Oct 2025
- Ownership
- Direct
- Footnotes
- F1, F2
AMRC
transaction
Class A Common Stock
Options Exercise
- Transaction value
- $61,750
- Shares
- +5,000
- Change %
- +421%
- Price
- $12.35
- Shares after
- 6,189
- Date
- 13 Oct 2025
- Ownership
- Direct
AMRC
transaction
Class A Common Stock
Options Exercise
- Transaction value
- $157,753
- Shares
- +11,799
- Change %
- +191%
- Price
- $13.37
- Shares after
- 17,988
- Date
- 13 Oct 2025
- Ownership
- Direct
AMRC
transaction
Class A Common Stock
Sale
- Transaction value
- $216,164
- Shares
- -5,200
- Change %
- -29%
- Price
- $41.57
- Shares after
- 12,788
- Date
- 13 Oct 2025
- Ownership
- Direct
- Footnotes
- F1, F3
AMRC
transaction
Class A Common Stock
Sale
- Transaction value
- $276,630
- Shares
- -6,599
- Change %
- -52%
- Price
- $41.92
- Shares after
- 6,189
- Date
- 13 Oct 2025
- Ownership
- Direct
- Footnotes
- F1
AMRC
transaction
Class A Common Stock
Sale
- Transaction value
- $224,600
- Shares
- -5,000
- Change %
- -81%
- Price
- $44.92
- Shares after
- 1,189
- Date
- 13 Oct 2025
- Ownership
- Direct
- Footnotes
- F1
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
AMRC
transaction
Derivative
Stock Option (right to puchase)
Options Exercise
- Transaction value
- $0
- Shares
- -2,100
- Change %
- -11%
- Price
- $0.000000
- Shares after
- 17,698
- Date
- 09 Oct 2025
- Ownership
- Direct
- Underlying class
- Class A Common Stock
- Underlying amount
- 2,100
- Exercise price
- $13.37
- Footnotes
- F4
AMRC
transaction
Derivative
Stock Option (right to purchase)
Options Exercise
- Transaction value
- $0
- Shares
- -5,000
- Change %
- -50%
- Price
- $0.000000
- Shares after
- 5,000
- Date
- 09 Oct 2025
- Ownership
- Direct
- Underlying class
- Class A Common Stock
- Underlying amount
- 5,000
- Exercise price
- $12.35
- Footnotes
- F5
AMRC
transaction
Derivative
Stock Option (right to purchase)
Options Exercise
- Transaction value
- $0
- Shares
- -5,000
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 13 Oct 2025
- Ownership
- Direct
- Underlying class
- Class A Common Stock
- Underlying amount
- 5,000
- Exercise price
- $12.35
- Footnotes
- F5
AMRC
transaction
Derivative
Stock Option (right to puchase)
Options Exercise
- Transaction value
- $0
- Shares
- -11,799
- Change %
- -67%
- Price
- $0.000000
- Shares after
- 5,899
- Date
- 13 Oct 2025
- Ownership
- Direct
- Underlying class
- Class A Common Stock
- Underlying amount
- 11,799
- Exercise price
- $13.37
- Footnotes
- F4
* 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 5 footnotes
Footnote F1
The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 5, 2025.
Footnote F2
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.72 to $40.18, inclusive.
Footnote F3
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.92 to $41.92, 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 footnotes 2 and 3 to this Form 4.
Footnote F4
On August 6, 2019, the reporting person was granted an option to purchase 40,000 shares of Class A common stock. The option vested based on continued service to Ameresco, Inc. and performance relative to goals established for the three-year performance period from January 1, 2019 to December 31, 2021. Based on the level of achievement of these goals, as determined by Ameresco, Inc.'s Board of Directors, this option vested as to 36,000 shares.
Footnote F5
Of the shares subject to the option, 20% vest on October 24, 2019, and the remainder vest in four equal installments on each of the subsequent four anniversaries of such date.