Form 4 Tracker
Ameresco, Inc.
AMRC

43 insider filings · Latest: Sep 15, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Sep 15, 2026Sep 17 8:41 PMMark ChiplockEVP, CFO & CAO
Sale
476$22.46$10.7K2,815(D)

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Sep 15, 2026Sep 17 8:40 PMLouis P MaltezosCo-President
Sale
592$22.46$13.3K33,628(D)

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Aug 28, 2026Sep 1 12:09 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
3,000$22.13$66.4K1,013,597(D)

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Aug 27, 2026Aug 27 11:51 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
4,000$22.84$91.4K1,010,597(D)

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Aug 26, 2026Aug 27 11:51 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
1,000$21.92$21.9K1,006,597(D)

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Aug 24, 2026Aug 26 8:28 PMJennifer L MillerDirector
Purchase
2,000$20.96$41.9K34,546(D)

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Aug 24, 2026Aug 26 8:28 PMJoseph W. SuttonDirector
Purchase
9,700$20.87$202.4K80,246(D)

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Aug 25, 2026Aug 26 8:28 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
5,000$21.95$109.7K1,005,597(D)

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Aug 24, 2026Aug 26 8:28 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
5,000$20.91$104.5K1,000,597(D)

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Aug 21, 2026Aug 25 11:25 PMBrian C CoxDirector
Purchase
4,625$21.64$100.1K44,325(D)

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Aug 11, 2026Aug 11 11:22 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
1,000$25.90$25.9K995,597(D)

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Aug 10, 2026Aug 11 11:22 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
1,000$25.27$25.3K994,597(D)

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Aug 7, 2026Aug 11 11:22 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Purchase
5,000$25.95$129.8K993,597(D)

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Aug 10, 2026Aug 11 11:22 PMBrian C CoxDirector
Purchase
39,700$25.07$995.3K39,700(D)

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May 29, 2026Jun 2 9:47 PMFrancis V Wisneski JRDirector
Sale
5,000$36.12$180.6K25,232(D)

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May 29, 2026May 29 8:11 PMFRANK WISNESKI
Proposed Sale
5,000$36.12$180.6K—

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May 19, 2026May 21 1:00 PMFrancis V Wisneski JRDirector
Sale
10,000$30.29$302.9K25,232(D)

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May 18, 2026May 19 11:09 PMJennifer L MillerDirector
Sale
10,000$32.27$322.7K22,111(D)

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May 15, 2026May 19 11:09 PMNickolas StavropoulosDirector
Sale
1,355$34.00$46.1K14,111(D)

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May 19, 2026May 19 8:21 PMFRANK WISNESKI
Proposed Sale
10,000$30.29$302.9K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 8, 2026Mar 10 10:57 PMDavid J CorrsinDirector, EVP and General Counsel
Option Exercise
50—150(I)

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Feb 27, 2026Feb 28 12:42 AMDavid J CorrsinDirector, EVP and General Counsel
Option Exercise
20,000$4.640(D)

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Feb 20, 2026Feb 23 11:18 PMNickolas StavropoulosDirector
Option Exercise
15,700$16.337,355(D)

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Feb 19, 2026Feb 23 11:18 PMNickolas StavropoulosDirector
Option Exercise
400$16.3323,055(D)

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Feb 13, 2026Feb 13 11:57 PMNickolas StavropoulosDirector
Option Exercise
245$16.3323,455(D)

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Feb 12, 2026Feb 13 11:57 PMNickolas StavropoulosDirector
Option Exercise
200$16.3323,700(D)

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Jan 28, 2026Jan 30 10:27 PMNickolas StavropoulosDirector
Option Exercise
100$16.3323,900(D)

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