Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 12 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

12 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Jan. 5, 2023 ACM S 10b5-1 2,800 $83.96 $235,088 16,295 Direct -14.66% Disposed -28.9% (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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Dec. 16, 2022 ACM Restricted Stock Units Common Stock (2,323) · · 2,323 Disposed
Dec. 15, 2022 ACM Restricted Stock Units Common Stock (4,303) · · 4,303 Acquired
Dec. 17, 2021 ACM Restricted Stock Units Common Stock (2,455) · · 2,455 Acquired
Dec. 15, 2021 ACM Restricted Stock Units Common Stock (4,017) · · 4,017 Acquired
Dec. 15, 2020 ACM Restricted Stock Units Common Stock (4,178) · · 4,178 Acquired
Dec. 15, 2020 ACM Restricted Stock Units Common Stock (1,625) · · 1,625 Disposed

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

Initial ownership (Form 3) 3 holdings

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

DateTickerSecuritySharesOwnership
Nov. 23, 2020 ACM Restricted Stock Units→ Common Stock (1,625) 1,625 Direct
Nov. 23, 2020 ACM Restricted Stock Units→ Common Stock (2,455) 2,455 Direct
Nov. 23, 2020 ACM Restricted Stock Units→ Common Stock (2,323) 2,323 Direct