InsiderTrades

Form 4 for ACM AECOM

Accepted 2025-12-17 00:00:00 ET · period of report 2025-12-15 · accession 0001723099-25-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2025-12-17 2025-12-15 ACM Poloni Lara Pres F - Tax $97.96 -13.4K 166.8K -7% -$1.32M
DM 2025-12-17 2025-12-15 ACM Poloni Lara Pres A - Grant $0.00 +39.9K 156.6K +34% $0
D 2025-12-17 2025-12-15 ACM Poloni Lara Pres M - OptEx $0.00 +10.0K 140.2K +8% $0
DM 2025-12-17 2025-12-17 ACM Poloni Lara Pres S - Sale+OE $97.02 -17.5K 149.4K -11% -$1.70M
D 2025-12-17 2025-12-15 ACM Poloni Lara Pres M - OptEx — -10.0K 0 -100% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-12-15 F D 13,425 $97.96 166,755 D — —
2 Common Common Stock 2025-12-15 A A 23,615 $0.00 180,180 D — —
3 Common Common Stock 2025-12-15 A A 16,334 $0.00 156,565 D — — (F2) Represents annual grant of restricted stock units. Each restricted stock unit represents a contingent right to receive, upon vesting, one share of the Issuer's common stock in accordance with the Issuer's 2020 Stock Incentive Plan. The restricted stock units vest in full on December 15, 2028, subject to continued service through the vesting date.
4 Common Common Stock 2025-12-15 M A 10,040 $0.00 140,231 D — — (F1) Each restricted stock unit represents a contingent right to receive, upon vesting, one share of the Issuer's common stock. These restricted stock units were granted on December 15, 2022, and vested in full on December 15, 2025.
5 Common Common Stock 2025-12-17 S D 193 $98.35 149,222 D — — (F6) The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $98.35 to $98.48. The Reporting Person undertakes to provide to the Issuer, any security holder, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range noted in this footnote. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 11, 2025.
6 Common Common Stock 2025-12-17 S D 17,340 $97.01 149,415 D — — (F5) The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 11, 2025.
7 Derivative Restricted Stock Units 2025-12-15 M D 10,040 — 0 D — · — to — 10,040 Common Stock (F1) Each restricted stock unit represents a contingent right to receive, upon vesting, one share of the Issuer's common stock. These restricted stock units were granted on December 15, 2022, and vested in full on December 15, 2025.