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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15,206,979 | $1.45B | 0.02% | +521,689+3.6% | Added |
| Vanguard Group Inc | 12,285,802 | $1.17B | 0.02% | −231,368−1.8% | Reduced |
| Primecap Management Co | 8,667,283 | $826.3M | 0.63% | −211,080−2.4% | Reduced |
| State Street Corp | 5,043,588 | $480.8M | 0.02% | −64,048−1.3% | Reduced |
| Invesco Ltd. | 4,316,643 | $411.5M | 0.04% | −663,317−13.3% | Reduced |
| First Trust Advisors LP | 4,080,140 | $389.0M | 0.28% | −136,232−3.2% | Reduced |
| Pictet Asset Management Holding SA | 2,922,328 | $278.6M | 0.27% | −849,546−22.5% | Reduced |
| UBS Asset Management Americas Inc | 2,773,910 | $264.4M | 0.06% | +407,622+17.2% | Added |
| Geode Capital Management, LLC | 2,444,275 | $232.4M | 0.01% | +25,929+1.1% | Added |
| Norges Bank | 2,155,657 | $205.5M | 0.02% | +2,155,657 | New |
| Northern Trust Corp | 2,035,018 | $194.0M | 0.02% | −83,131−3.9% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 1,969,418 | $187.7M | 0.63% | −240,712−10.9% | Reduced |
| Morgan Stanley | 1,542,289 | $147.0M | 0.01% | +94,789+6.5% | Added |
| Alliancebernstein L.P. | 1,516,644 | $144.6M | 0.05% | −1,090,671−41.8% | Reduced |
| UBS Group AG | 1,395,750 | $133.1M | 0.03% | −219,359−13.6% | Reduced |
| Impax Asset Management Group plc | 1,392,092 | $132.7M | 0.83% | −9,981−0.7% | Reduced |
| Dimensional Fund Advisors LP | 1,304,632 | $124.4M | 0.03% | −6,397−0.5% | Reduced |
| Bank of New York Mellon Corp | 1,301,128 | $124.0M | 0.02% | +33,538+2.6% | Added |
| Ninety One UK Ltd | 1,292,712 | $123.2M | 0.26% | −25,886−2.0% | Reduced |
| Bank of America Corp | 1,282,846 | $122.3M | 0.01% | −308,184−19.4% | Reduced |
| Panagora Asset Management Inc | 1,281,656 | $122.2M | 0.43% | +254,951+24.8% | Added |
| Mariner, LLC | 1,221,815 | $116.5M | 0.14% | +30,794+2.6% | Added |
| FMR LLC | 1,186,429 | $113.1M | 0.01% | −629,994−34.7% | Reduced |
| Amundi | 1,055,080 | $100.6M | 0.03% | +15,857+1.5% | Added |
| Manufacturers Life Insurance Company, The | 1,032,088 | $98.4M | 0.08% | +163,004+18.8% | Added |
| Qube Research & Technologies Ltd | 974,839 | $92.9M | 0.13% | +302,628+45.0% | Added |
| Goldman Sachs Group Inc | 967,199 | $92.2M | 0.01% | −193,028−16.6% | Reduced |
| Charles Schwab Investment Management Inc | 908,189 | $86.6M | 0.01% | +9,986+1.1% | Added |
| Lord, Abbett & Co. LLC | 907,995 | $86.6M | 0.27% | +37,682+4.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 903,408 | $86.1M | 0.13% | +22,665+2.6% | Added |
| Deutsche Bank AG | 889,418 | $84.8M | 0.03% | −229,501−20.5% | Reduced |
| Findlay Park Partners LLP | 838,027 | $79.9M | 1.02% | −170,000−16.9% | Reduced |
| DekaBank Deutsche Girozentrale | 722,409 | $74.4M | 0.14% | 00.0% | Unchanged |
| PFA Pension, Forsikringsaktieselskab | 696,999 | $67.6M | 0.19% | +696,999 | New |
| Los Angeles Capital Management LLC | 498,235 | $66.6M | 0.23% | −354,886−41.6% | Reduced |
| Nordea Investment Management AB | 634,791 | $61.2M | 0.05% | −157,587−19.9% | Reduced |
| Renaissance Technologies LLC | 637,577 | $60.8M | 0.09% | +187,600+41.7% | Added |
| JPMorgan Chase & Co | 612,012 | $58.3M | 0.00% | −119,309−16.3% | Reduced |
| HSBC Holdings PLC | 590,229 | $56.3M | 0.03% | +198,525+50.7% | Added |
| Ameriprise Financial Inc | 557,718 | $53.2M | 0.01% | +192,063+52.5% | Added |
| Citadel Advisors LLC | 514,743 | $49.1M | 0.03% | +430,049+507.8% | Added |
| Sandhill Capital Partners LLC | 472,172 | $45.0M | 3.21% | −14,596−3.0% | Reduced |
| Jane Street Group, LLC | 464,605 | $44.3M | 0.05% | +362,530+355.2% | Added |
| Legal & General Group Plc | 463,295 | $44.2M | 0.01% | +46,006+11.0% | Added |
| Marshall Wace, LLP | 461,674 | $44.0M | 0.04% | +458,322+13,673.1% | Added |
| FIL Ltd | 459,403 | $43.8M | 0.03% | −18,841−3.9% | Reduced |
| Barclays PLC | 428,059 | $40.8M | 0.02% | −62,767−12.8% | Reduced |
| Two Sigma Investments, LP | 387,207 | $36.9M | 0.06% | +218,400+129.4% | Added |
| Robeco Schweiz AG | 380,804 | $36.3M | 0.81% | +29,928+8.5% | Added |
| Millennium Management LLC | 378,523 | $36.1M | 0.03% | +345,012+1,029.5% | Added |
| Swiss National Bank | 362,980 | $34.6M | 0.02% | −18,400−4.8% | Reduced |
| D. E. Shaw & Co., Inc. | 358,937 | $34.2M | 0.03% | +357,110+19,546.3% | Added |
| Rhumbline Advisers | 350,503 | $33.4M | 0.03% | −10,034−2.8% | Reduced |
| Retirement Systems of Alabama | 339,765 | $32.4M | 0.11% | +27,750+8.9% | Added |
| Nuveen, LLC | 339,326 | $32.3M | 0.01% | −22,753−6.3% | Reduced |
| Hennessy Advisors Inc | 315,600 | $30.1M | 1.07% | −17,600−5.3% | Reduced |
| Ci Investments Inc. | 310,756 | $29.6M | 0.13% | −846,658−73.2% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 297,615 | $28.4M | 0.03% | +219,608+281.5% | Added |
| KBC Group NV | 289,603 | $27.6M | 0.06% | +101,349+53.8% | Added |
| California Public Employees Retirement System | 285,208 | $27.2M | 0.02% | +10,433+3.8% | Added |
| Russell Investments Group, Ltd. | 281,364 | $27.2M | 0.03% | +118,299+72.5% | Added |
| Principal Financial Group Inc | 284,805 | $27.2M | 0.01% | −9,306−3.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 273,420 | $26.1M | 0.02% | −3,307−1.2% | Reduced |
| CBOE Vest Financial, LLC | 261,865 | $25.0M | 0.32% | +19,099+7.9% | Added |
| Voloridge Investment Management, LLC | 259,842 | $24.8M | 0.09% | −2,685−1.0% | Reduced |
| Flputnam Investment Management Co | 258,721 | $24.7M | 0.36% | −46,208−15.2% | Reduced |
| California State Teachers Retirement System | 249,081 | $23.7M | 0.02% | +2,841+1.2% | Added |
| Arbejdsmarkedets Tillaegspension | 231,986 | $22.1M | 0.56% | +231,986 | New |
| BNP Paribas Arbitrage, SA | 219,431 | $20.9M | 0.01% | −85,238−28.0% | Reduced |
| Toronto Dominion Bank | 215,432 | $20.5M | 0.04% | +193,869+899.1% | Added |
| Verition Fund Management LLC | 209,451 | $20.0M | 0.11% | +36,363+21.0% | Added |
| Price T Rowe Associates Inc | 194,092 | $18.5M | 0.00% | +18,638+10.6% | Added |
| Citigroup Inc | 192,204 | $18.3M | 0.01% | −288,410−60.0% | Reduced |
| Danske Bank A/S | 174,743 | $16.7M | 0.04% | +6,300+3.7% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 172,643 | $16.5M | 0.84% | −62,639−26.6% | Reduced |
| AQR Capital Management LLC | 170,783 | $16.3M | 0.01% | −1,460−0.8% | Reduced |
| Rathbone Brothers plc | 157,304 | $15.0M | 0.06% | −562−0.4% | Reduced |
| Caisse de Depot Et Placement du Quebec | 156,200 | $14.9M | 0.03% | −38,200−19.7% | Reduced |
| STRS Ohio | 154,470 | $14.7M | 0.05% | +60.0% | Added |
| Intech Investment Management LLC | 154,065 | $14.7M | 0.13% | +43,600+39.5% | Added |
| Asset Management One Co.,Ltd. | 150,971 | $14.7M | 0.04% | −16,752−10.0% | Reduced |
| Nomura Asset Management International Inc. | 150,130 | $14.3M | 0.02% | +150,130 | New |
| National Bank of Canada | 144,555 | $13.8M | 0.01% | +142,540+7,073.9% | Added |
| Ninety One North America, Inc. | 137,801 | $13.1M | 0.53% | +3,823+2.9% | Added |
| Squarepoint Ops LLC | 133,918 | $12.8M | 0.03% | +64,907+94.1% | Added |
| Wells Fargo & Company | 132,988 | $12.7M | 0.00% | −15,549−10.5% | Reduced |
| Gotham Asset Management, LLC | 132,510 | $12.6M | 0.05% | +148+0.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 129,519 | $12.5M | 0.01% | +87+0.1% | Added |
| Campbell & CO Investment Adviser LLC | 130,836 | $12.5M | 0.60% | +130,836 | New |
| KLP Kapitalforvaltning AS | 130,700 | $12.5M | 0.05% | +30,700+30.7% | Added |
| Boston Partners | 129,707 | $12.4M | 0.01% | +15,594+13.7% | Added |
| Swiss Life Asset Management Ltd | 128,937 | $12.3M | 0.06% | −49,073−27.6% | Reduced |
| Teachers Retirement System of the State of Kentucky | 128,101 | $12.2M | 0.09% | 00.0% | Unchanged |
| Natixis | 127,316 | $12.1M | 0.05% | +35,123+38.1% | Added |
| New York State Teachers Retirement System | 124,624 | $11.9M | 0.02% | −8,032−6.1% | Reduced |
| Cetera Investment Advisers | 124,476 | $11.9M | 0.01% | +72,232+138.3% | Added |
| State Board of Administration of Florida Retirement System | 121,364 | $11.6M | 0.02% | −5,517−4.3% | Reduced |
| Stanley Capital Management, LLC | 116,400 | $11.1M | 1.86% | 00.0% | Unchanged |
| Ninety One SA (PTY) Ltd | 115,802 | $11.0M | 0.48% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 113,900 | $10.9M | 0.02% | −123,399−52.0% | Reduced |