[Form 4] Aecom Insider Trading Activity

Filing Impact

(High)

Filing Sentiment

(Very Negative)

Form Type

Rhea-AI Filing Summary

Troy Rudd, Chief Executive Officer and Director of AECOM (ACM), reported insider transactions dated 08/15/2025. Mr. Rudd exercised 53,097 employee stock options at an exercise price of $38.72, resulting in 53,097 shares acquired. On the same date he sold 41,997 shares at a weighted average price of $119.41 and sold 11,100 shares at $120.12, after which his reported direct beneficial ownership of AECOM common stock was 0 shares. He continues to have indirect holdings of 274,501 shares through TN Rudd Investments, LP and 1,402.11 shares held by Merrill Lynch under the AECOM Retirement & Savings Plan. Transactions were effected under Rule 10b5-1 trading plans.

Insights

TL;DR: Routine, preplanned insider option exercise and coordinated sales under Rule 10b5-1 plans; governance-compliant disclosure.

The Form 4 discloses a scheduled exercise of options and subsequent sales executed pursuant to 10b5-1 trading plans. The filing shows clear attribution of direct and indirect holdings and includes weighted-average sale pricing and plan adoption dates, which supports transparency and compliance with Section 16 reporting requirements. There is no indication of unusual timing or undisclosed transactions in the filing itself.

TL;DR: Insider converted options at $38.72 and sold shares above $119, materially altering direct ownership but retaining significant indirect holdings.

The reporting shows exercise of 53,097 options and sales that reduced direct beneficial ownership to zero while leaving substantial indirect stakes of 274,501 and 1,402.11 shares. Prices realized ($118.94鈥�$120.12 range, weighted average $119.41) are disclosed, and the trades were executed under documented 10b5-1 plans, indicating prearranged liquidity actions rather than opportunistic trading.

08/18/2025 - 04:03 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Rudd Troy

(Last)

(First)

(Middle)

C/O AECOM

13355 NOEL RD, SUITE 400

(Street)

DALLAS

75240

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
AECOM [ ACM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	CHIEF EXECUTIVE OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
08/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/15/2025		M⁽¹⁾		53,097	A	$38.72	53,097	D
Common Stock	08/15/2025		S		41,997	D	$119.41⁽²⁾	11,100	D
Common Stock	08/15/2025		S⁽³⁾		11,100	D	$120.12	0	D
Common Stock								274,501	I	by TN Rudd Investments, LP
Common Stock								1,402.11	I	by Merrill Lynch under AECOM Retirement & Savings Plan (RSP)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option	$38.72	08/15/2025		M			53,097	⁽¹⁾	08/15/2027	Common Stock	53,097	$0	0	D

Explanation of Responses:

1. Represents the exercise of a stock option that was exercisable in equal tranches subject to (A) Mr. Rudd's continued employment with the Issuer through the first, second, third, fourth and fifth anniversaries of the 8/15/2020 option grant date, and (B) the volume-weighted average prices of AECOM's common stock on the New York Stock Exchange during any consecutive 20 trading day period exceeding certain price hurdles. The exercise of the stock options reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2024.

2. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $118.94 to $119.56. 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 February 11, 2025.

3. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2025.

Remarks:

	Matt Benson, Attorney-in-Fact for Troy Rudd	08/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

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