Insider at

04

Insider transactions

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1 buys (P) 0 sells (S) Net: $100,990 + 48 non-open-market transactions below Avg return of open purchases vs close of 2026-10-23: -14.9% 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

48 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
May 14, 2026 ACM P 1,420 $71.12 $100,990 88,053 Direct +1.64% Acquired -14.9% (price as of )
Nov. 6, 2024 ACM S 10b5-1 42,400 $115.34 $4,890,416 31,228 Direct -57.59% Disposed -47.6% (price as of )

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. 15, 2025 ACM Restricted Stock Units Common Stock (9,562) · · 9,562 Disposed
Dec. 15, 2024 ACM Restricted Stock Units Common Stock (9,371) · · 9,371 Disposed
Dec. 15, 2023 ACM Restricted Stock Units Common Stock (10,861) · · 10,861 Disposed
Dec. 16, 2022 ACM Restricted Stock Units Common Stock (6,968) · · 6,968 Disposed
Dec. 15, 2022 ACM Restricted Stock Units Common Stock (9,562) · · 9,562 Acquired
Dec. 17, 2021 ACM Restricted Stock Units Common Stock (8,637) · · 8,637 Disposed
Dec. 15, 2021 ACM Restricted Stock Units Common Stock (9,371) · · 9,371 Acquired
Dec. 15, 2020 ACM Restricted Stock Units Common Stock (5,416) · · 5,416 Disposed
Dec. 15, 2020 ACM Restricted Stock Unit Common Stock (10,861) · · 10,861 Acquired
Dec. 15, 2019 ACM Restricted Stock Units Common Stock (4,586) · · 4,586 Disposed
Dec. 15, 2019 ACM Restricted Stock Unit Common Stock (6,968) · · 6,968 Acquired
Dec. 15, 2018 ACM Restricted Stock Units Common Stock (3,343) · · 3,343 Disposed
Dec. 15, 2018 ACM Restricted Stock Unit Common Stock (8,637) · · 8,637 Acquired
Dec. 15, 2017 ACM Restricted Stock Units Common Stock (3,020) · · 3,020 Acquired
Dec. 15, 2017 ACM Restricted Stock Unit Common Stock (5,416) · · 5,416 Acquired

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

Initial ownership (Form 3) 4 holdings

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

DateTickerSecuritySharesOwnership
Jan. 5, 2017 ACM Common Stock 0 Direct
Jan. 5, 2017 ACM Restricted Stock Units→ Common Stock (3,020) 3,020 Direct
Jan. 5, 2017 ACM Restricted Stock Units→ Common Stock (3,343) 3,343 Direct
Jan. 5, 2017 ACM Restricted Stock Units→ Common Stock (4,586) 4,586 Direct

Holdings reported on Form 4 4 reported holdings

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Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.

DateTickerSecuritySharesExercise priceExpirationOwnership
May 14, 2026 ACM Common Stock 170 · · Indirect
Dec. 17, 2025 ACM Common Stock 108 · · Indirect
Dec. 18, 2024 ACM Common Stock 51 · · Indirect
Nov. 7, 2024 ACM Common Stock 51 · · Indirect

Compensation (DEF 14A)

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Matched by name from proxy statements (DEF 14A) — verify against the filing.

ACM

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2020 $478,558 $0 $600,084 $0 $635,954 $0 $17,448 $1,732,044

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.