Insider at

04

Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 15 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), 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. 16, 2022 ACM M 2,323 · · 13,380 Direct +21.01% Acquired
Dec. 16, 2022 ACM A 4,646 · · 18,026 Direct +34.72% Acquired
Dec. 16, 2022 ACM F 3,276 $82.77 $271,155 14,750 Direct -18.17% Disposed -26.9% (price as of )
Dec. 16, 2022 ACM M 2,323 · · 0 Direct -100.00% Disposed
Dec. 15, 2022 ACM A 4,303 · · 4,303 Direct · Acquired
Dec. 17, 2021 ACM M 2,728 · · 9,449 Direct +40.59% Acquired
Dec. 17, 2021 ACM A 5,456 · · 14,905 Direct +57.74% Acquired
Dec. 17, 2021 ACM F 3,848 $73.40 $282,443 11,057 Direct -25.82% Disposed -17.6% (price as of )
Dec. 17, 2021 ACM M 2,728 · · 0 Direct -100.00% Disposed
Dec. 15, 2021 ACM A 4,017 · · 0 Direct · Acquired
Dec. 15, 2020 ACM M 2,030 · · 6,429 Direct +46.15% Acquired
Dec. 15, 2020 ACM F 954 $47.88 $45,678 5,475 Direct -14.84% Disposed 26.3% (price as of )
Dec. 15, 2020 ACM A 1,246 $47.88 $59,658 6,721 Direct +22.76% Acquired 26.3% (price as of )
Dec. 15, 2020 ACM M 2,030 · · 0 Direct -100.00% Disposed
Dec. 15, 2020 ACM A 3,342 · · 3,342 Direct · Acquired

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 (2,728) · · 2,728 Disposed
Dec. 15, 2021 ACM Restricted Stock Units Common Stock (4,017) · · 4,017 Acquired
Dec. 15, 2020 ACM Restricted Stock Units Common Stock (2,030) · · 2,030 Disposed
Dec. 15, 2020 ACM Restricted Stock Units Common Stock (3,342) · · 3,342 Acquired

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 (2,031) 2,031 Direct
Nov. 23, 2020 ACM Restricted Stock Units→ Common Stock (2,728) 2,728 Direct
Nov. 23, 2020 ACM Restricted Stock Units→ Common Stock (2,323) 2,323 Direct