What changed 10-K

Item 5. Market for Registrant’s Common Equity

2022-11-17 compared with 2021-11-17 · 1 added, 2 removed, 48 unchanged (6% of the section changed)

27 unchanged sentences

Performance Measurement Comparison (1)

The following chart compares the cumulative total stockholder return of AECOM stock (ACM) with the cumulative total return of the S&P MidCap 400, and the S&P Composite 1500 Construction & Engineering, from October 2, 2016 to October 1, 2021.

The following chart compares the cumulative total stockholder return of AECOM stock (ACM) with the cumulative total return of the S&P MidCap 400, and the S&P Composite 1500 Construction & Engineering, from September 29, 2017 to September 30, 2022.

We believe the S&P 400 MidCap is an appropriate independent broad market index, since it measures the performance of similar mid-sized companies in numerous sectors.

18 unchanged sentences

September 1 – 30, 2022

1,000,000,000

Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.