Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 33 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

33 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Nov. 4, 2021 AMRC S 1,718 $93.93 $161,372 22,782 Direct -7.01% Disposed -77.0% (price as of 2026-10-02)
Nov. 4, 2021 AMRC S 12,282 $93.14 $1,143,945 10,500 Direct -53.91% Disposed -76.8% (price as of 2026-10-02)
June 9, 2021 AMRC S 6,000 $58.86 $353,160 10,500 Direct -36.36% Disposed -63.4% (price as of 2026-10-02)
June 7, 2021 AMRC S 8,000 $56.63 $453,040 10,500 Direct -43.24% Disposed -61.9% (price as of 2026-10-02)
Dec. 7, 2020 AMRC S 13,670 $43.38 $593,005 10,500 Direct -56.56% Disposed -50.3% (price as of 2026-10-02)
Dec. 7, 2020 AMRC S 1,500 $15.37 $23,055 8,000 Direct -15.79% Disposed 40.3% (price as of 2026-10-02)
Dec. 7, 2020 AMRC S 12,170 $5.10 $62,067 20,000 Direct -37.83% Disposed 322.9% (price as of 2026-10-02)
Dec. 4, 2020 AMRC S 5,587 $43.72 $244,264 10,500 Direct -34.73% Disposed -50.7% (price as of 2026-10-02)
Dec. 2, 2020 AMRC S 913 $44.91 $41,003 10,500 Direct -8.00% Disposed -52.0% (price as of 2026-10-02)
Dec. 1, 2020 AMRC S 4,000 $45.00 $180,000 10,500 Direct -27.59% Disposed -52.1% (price as of 2026-10-02)
Nov. 24, 2020 AMRC S 7,830 $45.43 $355,717 10,500 Direct -42.72% Disposed -52.5% (price as of 2026-10-02)
Aug. 14, 2019 AMRC P 1,000 $13.89 $13,890 10,500 Direct +10.53% Acquired 55.3% (price as of 2026-10-02)
May 8, 2019 AMRC P 500 $15.10 $7,550 9,500 Direct +5.56% Acquired 42.8% (price as of 2026-10-02)
Dec. 10, 2018 AMRC P 2,000 $14.60 $29,200 9,000 Direct +28.57% Acquired 47.7% (price as of 2026-10-02)
May 7, 2018 AMRC P 661 $11.40 $7,535 7,000 Direct +10.43% Acquired 89.2% (price as of 2026-10-02)
May 3, 2018 AMRC P 1,339 $11.30 $15,131 6,339 Direct +26.78% Acquired 90.9% (price as of 2026-10-02)
Dec. 1, 2017 AMRC P 1,000 $8.55 $8,550 5,000 Direct +25.00% Acquired 152.3% (price as of 2026-10-02)
May 8, 2017 AMRC P 4,000 $6.85 $27,400 4,000 Direct · Acquired 214.9% (price as of 2026-10-02)

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
March 4, 2022 AMRC Stock Option (right to puchase) Class A Common Stock (30,000) $13.37 Aug. 6, 2029 30,000 Acquired
Nov. 4, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (14,000) $5.10 Oct. 25, 2026 14,000 Disposed
June 9, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (6,000) $5.10 Oct. 25, 2026 6,000 Disposed
June 7, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (2,000) $6.80 May 30, 2027 2,000 Disposed
June 7, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (2,000) $11.55 May 23, 2028 2,000 Disposed
June 7, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (2,000) $15.37 May 22, 2029 2,000 Disposed
June 7, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (2,000) $21.46 May 28, 2030 2,000 Disposed
May 20, 2021 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $51.12 May 19, 2029 10,000 Acquired
Dec. 7, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (1,500) $15.37 May 22, 2029 1,500 Disposed
Dec. 7, 2020 AMRC Stock Option (right to puchase) Class A Common Stock (12,170) $5.10 Oct. 25, 2026 12,170 Disposed
Dec. 4, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (1,087) $6.80 May 30, 2027 1,087 Disposed
Dec. 4, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (500) $15.37 May 22, 2029 500 Disposed
Dec. 4, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (4,000) $11.55 May 23, 2028 4,000 Disposed
Dec. 2, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (913) $6.80 May 30, 2020 913 Disposed
Dec. 1, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (4,000) $6.80 May 30, 2020 4,000 Disposed
Nov. 24, 2020 AMRC Stock Option (right to puchase) Class A Common Stock (7,830) $5.10 Oct. 25, 2026 7,830 Disposed
May 29, 2020 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $21.46 May 28, 2029 10,000 Acquired
May 23, 2019 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $15.37 May 22, 2029 10,000 Acquired
May 24, 2018 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $11.55 May 23, 2028 10,000 Acquired
June 1, 2017 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $6.80 May 31, 2027 10,000 Acquired
Oct. 26, 2016 AMRC Stock Option (right to puchase) Class A Common Stock (40,000) $5.10 Oct. 25, 2026 40,000 Acquired

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