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AECOM
ACM - Company ID 0000868857
Market cap$8.49 B
Rank#1057
Filings1,893
Market capitalization of AECOM
As of 2026-09-09, AECOM (ACM) has a market capitalization of $8.49 B, making it the #1057 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-09-09 | $8.49 B |
| 2026-09-08 | $8.49 B |
| 2026-09-07 | $8.56 B |
| 2026-09-06 | $8.56 B |
| 2026-09-05 | $8.56 B |
| 2026-09-04 | $8.56 B |
| 2026-09-03 | $8.59 B |
| 2026-09-02 | $8.54 B |
| 2026-09-01 | $8.51 B |
| 2026-08-31 | $8.80 B |
| 2026-08-30 | $8.89 B |
| 2026-08-29 | $8.89 B |
Market Cap of similar companies
Frequently asked questions
What is AECOM's market cap?
As of 2026-09-09, AECOM (ACM) has a market capitalization of $8.49 B, making it the #1057 most valuable US-listed company.
Where does AECOM rank by market cap?
AECOM is the #1057 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.