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
Sep 10, 2026Sep 14 8:42 PMMark ChiplockEVP, CFO & CAO
Option Exercise
1,625—3,375(D)

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Sep 10, 2026Sep 14 8:42 PMGeorge P SakellarisDirector, Chief Executive Officer, 10% Owner
Option Exercise
6,250—11,250(D)

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Sep 10, 2026Sep 14 8:42 PMLouis P MaltezosCo-President
Option Exercise
2,125—4,625(D)

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Sep 10, 2026Sep 14 8:42 PMPeter ChristakisChief Operating Officer
Option Exercise
1,750—3,750(D)

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Sep 10, 2026Sep 14 8:42 PMNicole E BulgarinoCo-President
Option Exercise
875—4,875(D)

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Aug 17, 2026Aug 19 8:35 PMDavid J CorrsinDirector, EVP and General Counsel
Grant/Award
25,000$14.5525,000(D)

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Aug 1, 2026Aug 4 8:45 PMBrian C CoxDirector
Grant/Award
5,132—5,132(D)

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Jun 4, 2026Jun 5 9:13 PMCharles R. PattonDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:13 PMFrancis V Wisneski JRDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:13 PMFrancis V Wisneski JRDirector
Grant/Award
4,812—4,812(D)

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Jun 4, 2026Jun 5 9:13 PMNickolas StavropoulosDirector
Grant/Award
4,812—4,812(D)

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Jun 4, 2026Jun 5 9:13 PMNickolas StavropoulosDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:13 PMJennifer L MillerDirector
Grant/Award
4,812—4,812(D)

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Jun 4, 2026Jun 5 9:13 PMJennifer L MillerDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:13 PMJoseph W. SuttonDirector
Grant/Award
4,812—4,812(D)

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Jun 4, 2026Jun 5 9:13 PMJoseph W. SuttonDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:12 PMClaire D'Oyly-Hughes JohnsonDirector
Option Exercise
10,435—0(D)

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Jun 4, 2026Jun 5 9:12 PMClaire D'Oyly-Hughes JohnsonDirector
Grant/Award
4,812—4,812(D)

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May 29, 2026Jun 2 9:47 PMFrancis V Wisneski JRDirector
Option Exercise
5,000$5.8015,000(D)

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May 19, 2026May 21 1:00 PMFrancis V Wisneski JRDirector
Option Exercise
10,000$5.8020,000(D)

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