Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 1 non-open-market transaction 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

1 other filing hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 17, 2021 ATER P 1,468,700 $7.71 $11,323,677 3,246,701 Indirect +82.60% Acquired -99.3% (price as of 2026-10-02)
Sept. 7, 2021 ATER S 10,000 $7.34 $73,400 4,715,401 Indirect -0.21% Disposed -99.3% (price as of 2026-10-02)
Sept. 1, 2021 ATER S 181,000 $7.26 $1,314,060 4,725,401 Indirect -3.69% Disposed -99.2% (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.

Initial ownership (Form 3) 1 holding

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

DateTickerSecuritySharesOwnership
Dec. 8, 2020 ATER Common Stock, par value $0.0001 4,056,000 Direct