Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 6 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

6 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 21, 2013 AMRC S 20,000 $8.38 $167,600 80,000 Direct -20.00% Disposed 157.4% (price as of 2026-10-02)
Nov. 30, 2012 AMRC S 19,843 $9.24 $183,349 100,000 Direct -16.56% Disposed 133.4% (price as of 2026-10-02)
Nov. 29, 2012 AMRC S 16,174 $9.30 $150,418 119,843 Direct -11.89% Disposed 131.9% (price as of 2026-10-02)
Nov. 27, 2012 AMRC S 3,199 $9.35 $29,911 136,017 Direct -2.30% Disposed 130.7% (price as of 2026-10-02)
Sept. 8, 2011 AMRC S 550 $12.00 $6,600 39,216 Direct -1.38% Disposed 79.8% (price as of 2026-10-02)
Sept. 7, 2011 AMRC S 10,234 $12.00 $122,808 39,766 Direct -20.47% Disposed 79.8% (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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
May 30, 2013 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $8.39 May 29, 2023 10,000 Acquired
May 31, 2012 AMRC Stock Option (right to purchase) Class A Common Stock (10,000) $10.75 May 30, 2022 10,000 Acquired
Sept. 12, 2011 AMRC Stock Option (right to purchase) Class A Common Stock (100,000) $0.75 Jan. 23, 2012 100,000 Disposed
Aug. 9, 2010 AMRC Stock Option (right to purchase) Class A Common Stock (50,000) $0.45 Jan. 10, 2011 50,000 Disposed

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

Initial ownership (Form 3) 2 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 (50,000) 50,000 Direct
July 21, 2010 AMRC Stock Option (right to purchase)→ Class A common stock (100,000) 100,000 Direct