Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 4 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
Dec. 6, 2019 ACET A 16,400 · · 16,400 Direct · Acquired (price as of 2026-10-02)
Dec. 6, 2019 ACET A 12,867 · · 12,867 Direct · Acquired (price as of 2026-10-02)
Feb. 27, 2019 ACET A 24,600 · · 24,600 Direct · Acquired (price as of 2026-10-02)
March 13, 2018 ACET A 4,603 · · 4,603 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
Dec. 6, 2019 ACET Stock Option (Right to Buy) Common Stock (16,400) $1.27 Dec. 5, 2029 16,400 Acquired
Feb. 27, 2019 ACET Stock Option (Right to Buy) Common Stock (24,600) $8.53 Feb. 26, 2029 24,600 Acquired
March 13, 2018 ACET Stock Option (Right to Buy) Common Stock (4,603) $15.45 March 13, 2028 4,603 Acquired

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

Initial ownership (Form 3) 1 holding

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

DateTickerSecuritySharesOwnership
Jan. 25, 2018 ACET Stock Option (Right to Buy)→ Common Stock (78,100) 78,100 Direct