Troy Rudd - 15 Dec 2025 Form 4 Insider Report for AECOM (ACM)

Reporting relationship: CHIEF EXECUTIVE OFFICER, Director
Issuer ticker: ACM
Reported as of: 15 Dec 2025
Net transaction value: -$4,756,546
SEC form: 4
Accepted by SEC: 17 Dec 2025, 16:05:39 UTC
Prior SEC filing: 18 Aug 2025
Next SEC filing: 23 Dec 2025
Source filing: View source filing
Reporting owner signature: Matt Benson, Attorney-in-Fact for Troy Rudd

Key filing fact

Troy Rudd filed Form 4 for AECOM (ACM) on 17 Dec 2025.

Key facts

This page summarizes Troy Rudd's Form 4 filing for AECOM (ACM).
5 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 17 Dec 2025, 16:05.

Change

Previous filing in this sequence was filed on 18 Aug 2025.
Current net transaction value: -$4,756,546.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001653811 Primary reporting owner

Rudd Troy

Relationship: CHIEF EXECUTIVE OFFICER, Director
Address: C/O AECOM, 13355 NOEL RD, SUITE 400, DALLAS
Signature: Matt Benson, Attorney-in-Fact for Troy Rudd
Signature date: 17 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ACM transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +36,812
Change %
Price: $0.000000
Shares after: 36,812
Date: 15 Dec 2025
Ownership: Direct
Footnotes: F1

ACM transaction

Common Stock

Award

Transaction value: $0
Shares: +49,000
Change %: +133%
Price: $0.000000
Shares after: 85,812
Date: 15 Dec 2025
Ownership: Direct
Footnotes: F2

ACM transaction

Common Stock

Award

Transaction value: $0
Shares: +86,581
Change %: +101%
Price: $0.000000
Shares after: 172,393
Date: 15 Dec 2025
Ownership: Direct
Footnotes: F3

ACM transaction

Common Stock

Tax liability

Transaction value: $4,756,546
Shares: -48,556
Change %: -28%
Price: $97.96
Shares after: 123,837
Date: 15 Dec 2025
Ownership: Direct
Footnotes: F4

ACM holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 274,501
Date: 15 Dec 2025
Ownership: by TN Rudd Investments, LP

ACM holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,405
Date: 15 Dec 2025
Ownership: by Merrill Lynch under AECOM Retirement & Savings Plan (RSP)

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ACM transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -36,812
Change %: -100%
Price
Shares after: 0
Date: 15 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 36,812
Exercise price
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote 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.

Footnote 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.

Footnote F3

Represents shares acquired pursuant to AECOM's Performance Earnings Program under the 2020 Stock Incentive Plan.

Footnote F4

Represents shares of common stock withheld by the Issuer to satisfy certain tax withholding obligations in connection with the vesting of the restricted stock units and shares acquired under the Performance Earnings Program.