Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 8 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

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 1, 2019 AQMS A 9,317 · · 31,129 Direct +42.72% Acquired (price as of 2026-10-02)
May 3, 2019 AQMS A 30,336 $2.48 $75,233 30,336 Direct · Acquired -99.5% (price as of 2026-10-02)
April 1, 2019 AQMS A 8,108 · · 16,973 Direct +91.46% Acquired (price as of 2026-10-02)
April 1, 2019 AQMS A 4,839 · · 21,812 Direct +28.51% Acquired (price as of 2026-10-02)
Jan. 2, 2019 AQMS A 6,757 · · 15,622 Direct +76.22% Acquired (price as of 2026-10-02)
July 2, 2018 AQMS A 8,865 · · 8,865 Direct · Acquired (price as of 2026-10-02)
May 4, 2018 AQMS A 25,735 · · 25,735 Direct · Acquired (price as of 2026-10-02)
May 1, 2017 AQMS A 2,493 · · 2,493 Direct · Acquired (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 3, 2019 AQMS Stock Options Common Shares (30,336) $2.48 May 3, 2024 30,336 Acquired
May 4, 2018 AQMS Director Option (right to buy) Common Stock (25,735) $3.93 May 4, 2023 25,735 Acquired
May 1, 2017 AQMS Director Option (right to buy) Common Stock (2,493) $16.54 April 30, 2022 2,493 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
Jan. 4, 2017 AQMS Director Option (Right to Buy)→ Common Stock (7,728) 7,728 Direct