Aecom
ACM- Exchange
- NYSE
- Industry
- Services-Engineering Services
- SEC CIK
- 0000868857
No open-market purchases or sales by Aecom insiders were filed in the last 90 days; 576 institutions reported holding it in 13F filings for Q2 2026, worth $8.34B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Aecom as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 645
- +14 vs. Q3 2025
- Shares held
- 115.2M
- −196.3K (−0.2%) vs. Q3 2025
- Total value
- $11.0B
- −$4.04B (−26.9%) vs. Q3 2025
- New holders
- 116
- 182 more added
- Sold out
- 102
- 249 more reduced
9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 576 | $8.34B |
| Q1 2026 | 624 | $9.63B |
| Q4 2025 | 645 | $11.0B |
| Q3 2025 | 640 | $15.1B |
| Q2 2025 | 632 | $13.3B |
| Q1 2025 | 568 | $10.8B |
| Q4 2024 | 567 | $12.4B |
| Q3 2024 | 525 | $12.0B |
| Q2 2024 | 510 | $10.3B |
| Q1 2024 | 516 | $11.4B |
| Q4 2023 | 507 | $10.7B |
| Q3 2023 | 456 | $9.75B |
| Q2 2023 | 452 | $10.2B |
| Q1 2023 | 451 | $10.1B |
| Q4 2022 | 411 | $10.2B |
| Q3 2022 | 371 | $8.18B |
| Q2 2022 | 366 | $7.88B |
| Q1 2022 | 386 | $9.39B |
| Q4 2021 | 371 | $9.31B |
| Q3 2021 | 356 | $7.80B |
| Q2 2021 | 348 | $7.93B |
| Q1 2021 | 358 | $8.25B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Aecom; share changes are against Q3 2025.