Insider at

04

Insider transactions

05
0 buys (P) 2 sells (S) Net: $-21,041 + 72 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

72 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 15, 2026 AMRC S 10b5-1 592 $22.46 $13,296 33,628 Direct -1.73% Disposed -4.9% (price as of 2026-10-05)
March 12, 2026 AMRC S 10b5-1 306 $25.31 $7,745 32,095 Direct -0.94% Disposed -15.6% (price as of 2026-10-05)
Sept. 19, 2024 AMRC S 75 $37.64 $2,823 30,430 Direct -0.25% Disposed -43.2% (price as of 2026-10-05)
March 19, 2024 AMRC S 78 $20.53 $1,601 30,284 Direct -0.26% Disposed 4.1% (price as of 2026-10-05)
Sept. 19, 2023 AMRC S 81 $43.51 $3,524 30,141 Direct -0.27% Disposed -50.9% (price as of 2026-10-05)
March 24, 2022 AMRC S 10b5-1 2,985 $83.00 $247,755 30,000 Direct -9.05% Disposed -74.3% (price as of 2026-10-05)
March 4, 2021 AMRC S 8,000 $44.00 $352,000 30,000 Direct -21.05% Disposed -51.4% (price as of 2026-10-05)
Dec. 14, 2020 AMRC S 10b5-1 27,000 $44.03 $1,188,810 38,000 Direct -41.54% Disposed -51.5% (price as of 2026-10-05)
Oct. 17, 2018 AMRC S 10b5-1 5,000 $12.43 $62,150 30,000 Direct -14.29% Disposed 71.9% (price as of 2026-10-05)
Oct. 3, 2018 AMRC S 10b5-1 5,000 $13.81 $69,050 30,000 Direct -14.29% Disposed 54.7% (price as of 2026-10-05)
Sept. 19, 2018 AMRC S 10b5-1 5,000 $13.58 $67,900 30,000 Direct -14.29% Disposed 57.3% (price as of 2026-10-05)
Sept. 5, 2018 AMRC S 10b5-1 5,000 $14.01 $70,050 30,000 Direct -14.29% Disposed 52.5% (price as of 2026-10-05)
Aug. 22, 2018 AMRC S 10b5-1 5,000 $14.54 $72,700 20,000 Direct -20.00% Disposed 46.9% (price as of 2026-10-05)
Aug. 8, 2018 AMRC S 10b5-1 5,000 $14.39 $71,950 2,000 Direct -71.43% Disposed 48.5% (price as of 2026-10-05)
Aug. 7, 2018 AMRC S 10b5-1 30,000 $15.00 $450,000 2,000 Direct -93.75% Disposed 42.4% (price as of 2026-10-05)
July 25, 2018 AMRC S 10b5-1 5,000 $12.72 $63,600 2,000 Direct -71.43% Disposed 68.0% (price as of 2026-10-05)
July 11, 2018 AMRC S 10b5-1 5,000 $12.95 $64,750 2,000 Direct -71.43% Disposed 65.0% (price as of 2026-10-05)
June 27, 2018 AMRC S 10b5-1 5,000 $11.80 $59,000 2,000 Direct -71.43% Disposed 81.1% (price as of 2026-10-05)
June 13, 2018 AMRC S 10b5-1 5,000 $11.76 $58,800 2,000 Direct -71.43% Disposed 81.7% (price as of 2026-10-05)
May 30, 2018 AMRC S 10b5-1 5,000 $12.02 $60,100 2,000 Direct -71.43% Disposed 77.7% (price as of 2026-10-05)
May 16, 2018 AMRC S 10b5-1 5,000 $11.15 $55,750 2,000 Direct -71.43% Disposed 91.6% (price as of 2026-10-05)
May 2, 2018 AMRC S 10b5-1 5,000 $11.44 $57,200 0 Direct -100.00% Disposed 86.8% (price as of 2026-10-05)
April 18, 2018 AMRC S 10b5-1 5,000 $12.42 $62,100 0 Direct -100.00% Disposed 72.0% (price as of 2026-10-05)
April 4, 2018 AMRC S 10b5-1 5,000 $12.49 $62,450 0 Direct -100.00% Disposed 71.1% (price as of 2026-10-05)
March 21, 2018 AMRC S 10b5-1 5,000 $11.95 $59,750 0 Direct -100.00% Disposed 78.8% (price as of 2026-10-05)
May 30, 2017 AMRC S 10b5-1 23,175 $6.61 $153,187 0 Direct -100.00% Disposed 223.2% (price as of 2026-10-05)
May 16, 2017 AMRC S 10b5-1 23,175 $6.65 $154,114 0 Direct -100.00% Disposed 221.3% (price as of 2026-10-05)
May 2, 2017 AMRC S 10b5-1 23,175 $6.00 $139,050 0 Direct -100.00% Disposed 256.1% (price as of 2026-10-05)

Showing latest 100 of 159 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Sept. 10, 2026 AMRC Restricted Stock Unit Class A Common Stock (2,125) · · 2,125 Disposed
May 18, 2026 AMRC Stock Option (right to puchase) Class A Common Stock (30,000) $31.02 May 18, 2036 30,000 Acquired
March 10, 2026 AMRC Stock Option (right to purchase) Class A Common Stock (20,000) $26.36 · 20,000 Acquired
March 10, 2026 AMRC Restricted Stock Unit Class A Common Stock (5,000) · · 5,000 Acquired
March 10, 2026 AMRC Restricted Stock Unit Class A Common Stock (875) · · 875 Disposed
Sept. 10, 2025 AMRC Restricted Stock Unit Class A Common Stock (875) · · 875 Disposed
March 17, 2025 AMRC Restricted Stock Unit Class A Common Stock (221) · · 221 Disposed
March 10, 2025 AMRC Restricted Stock Unit Class A Common Stock (3,500) · · 3,500 Acquired
Nov. 14, 2024 AMRC Stock Option (right to puchase) Class A Common Stock (40,000) $26.78 Nov. 13, 2034 40,000 Acquired
Sept. 17, 2024 AMRC Restricted Stock Unit Class A Common Stock (221) · · 221 Disposed
March 17, 2024 AMRC Restricted Stock Unit Class A Common Stock (221) · · 221 Disposed
March 8, 2024 AMRC Stock Option (right to puchase) Class A Common Stock (25,000) $21.13 March 7, 2034 25,000 Acquired
Sept. 17, 2023 AMRC Restricted Stock Unit Class A Common Stock (222) · · 222 Disposed
March 17, 2023 AMRC Restricted Stock Unit Class A Common Stock (885) · · 885 Acquired
March 24, 2022 AMRC Stock Option (right to purchase) Class A Common Stock $43.00 March 4, 2031 2,985 Disposed
March 4, 2022 AMRC Stock Option (right to puchase) Class A Common Stock (20,000) $63.19 March 3, 2032 20,000 Acquired
March 5, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (15,000) $43.00 March 4, 2031 15,000 Acquired
Dec. 14, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (35,000) $6.53 March 2, 2025 35,000 Disposed
Oct. 17, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Oct. 3, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Sept. 19, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Sept. 5, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Aug. 27, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $6.53 March 2, 2025 10,000 Disposed
Aug. 22, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Aug. 9, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (18,000) $6.06 July 22, 2019 18,000 Disposed
Aug. 8, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
Aug. 7, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (30,000) $6.53 March 2, 2025 30,000 Disposed
July 25, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
July 11, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
June 27, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
June 13, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
May 30, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
May 16, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
May 10, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (2,000) $6.06 July 22, 2019 2,000 Disposed
May 2, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
April 18, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
April 4, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
March 21, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (5,000) $6.06 July 22, 2019 5,000 Disposed
May 30, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
May 16, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
May 2, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
April 18, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
April 4, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
March 21, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (23,175) $4.22 July 25, 2017 23,175 Disposed
March 3, 2015 AMRC Stock Option (right to purchase) Class A Common Stock (75,000) $6.53 March 2, 2025 75,000 Acquired
Sept. 20, 2013 AMRC Stock Option (right to purchase) Class A Common Stock (20,000) $4.22 July 25, 2017 20,000 Disposed
June 17, 2013 AMRC Stock Option (right to purchase) Class A Common Stock (40,000) $4.22 July 25, 2017 40,000 Disposed
July 5, 2012 AMRC Stock Option (right to purchase) Class A Common Stock (50) $4.22 July 25, 2017 50 Disposed
July 3, 2012 AMRC Stock Option (right to purchase) Class A Common Stock (900) $4.22 July 25, 2017 900 Disposed
April 16, 2012 AMRC Stock Option (right to purchase) Class A Common Stock (5,521) $3.25 Jan. 27, 2016 5,521 Disposed
July 13, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (272) $3.25 Jan. 27, 2016 4,272 Disposed
July 7, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (50,207) $3.25 Jan. 27, 2016 50,207 Disposed
May 26, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $3.25 Jan. 27, 2016 10,000 Disposed
May 19, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $3.25 Jan. 27, 2016 10,000 Disposed
May 12, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $3.25 Jan. 27, 2016 10,000 Disposed
May 5, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $3.25 Jan. 27, 2016 10,000 Disposed
April 28, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $2.75 June 25, 2014 10,000 Disposed
April 21, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $2.75 June 25, 2014 10,000 Disposed
April 15, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (30,000) $2.75 June 25, 2014 30,000 Disposed
July 27, 2010 AMRC Stock Option (right to purchase) Class A Common Stock (150,000) $2.75 June 25, 2014 150,000 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 4 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
July 21, 2010 AMRC Stock Option (right to purchase)→ Class A Common Stock (200,000) 200,000 Direct
July 21, 2010 AMRC Stock Option (right to purchase)→ Class A Common Stock (100,000) 100,000 Direct
July 21, 2010 AMRC Stock Option (right to purchase)→ Class A Common Stock (200,000) 200,000 Direct
July 21, 2010 AMRC Stock Option (right to purchase)→ Class A Common Stock (100,000) 100,000 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $540,000 $110,000 $36,190 $346,498 · · $16,800 $1,049,488
2024 $452,226 $60,000 · $987,480 · · $16,800 $1,516,506
2017 $336,075 $60,000 · · · · $17,706 $413,781

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.