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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, Q1 2026

Institutional positions in Aecom as of Mar 31, 2026. 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
624
−11 vs. Q4 2025
Shares held
113.5M
+13.0M (+12.9%) vs. Q4 2025
Total value
$9.63B
+$18.8M (+0.2%) vs. Q4 2025
New holders
104
233 more added
Sold out
115
203 more reduced

10 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2026: 624 institutions
Q1 2021: 358 institutionsQ2 2021: 348 institutionsQ3 2021: 356 institutionsQ4 2021: 371 institutionsQ1 2022: 386 institutionsQ2 2022: 366 institutionsQ3 2022: 371 institutionsQ4 2022: 411 institutionsQ1 2023: 451 institutionsQ2 2023: 452 institutionsQ3 2023: 456 institutionsQ4 2023: 507 institutionsQ1 2024: 516 institutionsQ2 2024: 510 institutionsQ3 2024: 525 institutionsQ4 2024: 567 institutionsQ1 2025: 568 institutionsQ2 2025: 632 institutionsQ3 2025: 640 institutionsQ4 2025: 645 institutionsQ1 2026: 624 institutionsQ2 2026: 576 institutions
Value heldQ1 2026: $9.63B
Q1 2021: $8.25BQ2 2021: $7.93BQ3 2021: $7.80BQ4 2021: $9.31BQ1 2022: $9.39BQ2 2022: $7.88BQ3 2022: $8.18BQ4 2022: $10.2BQ1 2023: $10.1BQ2 2023: $10.2BQ3 2023: $9.75BQ4 2023: $10.7BQ1 2024: $11.4BQ2 2024: $10.3BQ3 2024: $12.0BQ4 2024: $12.4BQ1 2025: $10.8BQ2 2025: $13.3BQ3 2025: $15.1BQ4 2025: $11.0BQ1 2026: $9.63BQ2 2026: $8.34B
Institutions holding ACM and their total value by quarter
QuarterHoldersValue
Q2 2026576$8.34B
Q1 2026624$9.63B
Q4 2025645$11.0B
Q3 2025640$15.1B
Q2 2025632$13.3B
Q1 2025568$10.8B
Q4 2024567$12.4B
Q3 2024525$12.0B
Q2 2024510$10.3B
Q1 2024516$11.4B
Q4 2023507$10.7B
Q3 2023456$9.75B
Q2 2023452$10.2B
Q1 2023451$10.1B
Q4 2022411$10.2B
Q3 2022371$8.18B
Q2 2022366$7.88B
Q1 2022386$9.39B
Q4 2021371$9.31B
Q3 2021356$7.80B
Q2 2021348$7.93B
Q1 2021358$8.25B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Aecom; share changes are against Q4 2025.

Institutions holding ACM in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
ASR Vermogensbeheer N.V.11,564$980.8K0.01%+391+3.5%Added
Edgestream Partners, L.P.11,494$974.9K0.03%+11,494New
Magnetar Financial LLC11,441$970.4K0.01%−4,991−30.4%Reduced
Aureus Asset Management, LLC11,355$963.1K0.06%+11,355New
Allspring Global Investments Holdings, LLC10,772$923.2K0.00%+10,772New
Symmetry Partners, LLC10,755$912.2K0.05%+18+0.2%Added
Stifel Financial Corp10,613$900.2K0.00%−4,990−32.0%Reduced
B. Metzler seel. Sohn & Co. AG10,522$892.5K0.01%+2,157+25.8%Added
Gulf International Bank (UK) Ltd10,338$877.0K0.02%+2,939+39.7%Added
Saturna Capital CORP10,301$873.7K0.01%+6,386+163.1%Added
Federated Hermes, Inc.10,277$871.7K0.00%−374−3.5%Reduced
Rithm Capital Corp.10,250$869.4K1.29%+4,250+70.8%Added
Mackenzie Financial Corp10,250$869.4K0.00%+10,250New
TD Waterhouse Canada Inc.10,146$868.7K0.00%+740+7.9%Added
PW Nova Financial Services LLC10,185$863.9K0.22%+10,185New
Lombard Odier Asset Management (USA) Corp9,924$841.8K0.45%+9,924New
Graham Capital Management, L.P.9,901$839.8K0.03%+2,304+30.3%Added
Maverick Capital LtdSuperinvestorMaverick Capital9,847$835.2K0.01%+9,847New
NorthRock Partners, LLC9,845$835.1K0.01%−788−7.4%Reduced
Virtu Financial LLC9,701$823.0K0.03%−4,063−29.5%Reduced
Lecap Asset Management Ltd9,593$813.7K0.31%−5,208−35.2%Reduced
Cambria Investment Management, L.P.9,583$809.9K0.05%−2,541−21.0%Reduced
IFP Advisors, Inc9,544$809.5K0.02%+7,886+475.6%Added
Securian Asset Management, Inc9,530$808.3K0.03%−121−1.3%Reduced
Oddo BHF Asset Management SAS9,489$804.9K0.03%+2,039+27.4%Added
Investment Management Corp of Ontario9,426$799.5K0.01%+500+5.6%Added
Entropy Technologies, LP9,396$797.0K0.04%−26,218−73.6%Reduced
DRW Securities, LLC9,365$794.3K0.04%+9,365New
Neuberger Berman Group LLC9,169$777.7K0.00%−195−2.1%Reduced
Bokf, NA9,133$774.7K0.01%+1,988+27.8%Added
American Century Companies Inc9,083$770.4K0.00%−468−4.9%Reduced
Holderness Investments Co8,954$759.5K0.15%−25−0.3%Reduced
Ritholtz Wealth Management8,868$752.2K0.01%−1,687−16.0%Reduced
Jupiter Asset Management Ltd8,412$713.5K0.00%+8,412New
Raiffeisen Bank International AG8,517$708.7K0.01%+2,883+51.2%Added
Guinness Atkinson Asset Management Inc8,259$700.5K0.35%+8,259New
CIBC Bancorp USA Inc.8,197$697.7K0.00%+8,197New
National Pension Service8,192$694.8K0.00%+3,009+58.1%Added
WCM Investment Management, LLC8,207$682.9K0.00%+8,207New
Gsa Capital Partners LLP7,893$669.0K0.04%−5,772−42.2%Reduced
L2 Asset Management, LLC7,771$659.1K0.06%−2,233−22.3%Reduced
Centiva Capital, LP7,529$638.6K0.03%+7,529New
Burney Co7,492$635.5K0.02%+265+3.7%Added
Rothschild Investment LLC7,479$634.4K0.03%+839+12.6%Added
EntryPoint Capital, LLC7,412$628.7K0.18%+7,412New
United Capital Financial Advisers, LLC7,320$620.9K0.00%+1,301+21.6%Added
Cambridge Investment Research Advisors, Inc.7,274$617.0K0.00%+781+12.0%Added
Janus Henderson Group PLC7,188$609.4K0.00%00.0%Unchanged
Quadrant Capital Group LLC7,122$604.1K0.02%+255+3.7%Added
Integrated Wealth Concepts LLC7,071$599.7K0.00%+7,071New
Haven Private, LLC7,067$599.4K0.26%−45−0.6%Reduced
EFG International AG7,051$598.0K0.01%+251+3.7%Added
AlphaGrep UK Ltd6,965$590.8K0.17%−2,316−25.0%Reduced
Royal London Asset Management Ltd6,821$578.6K0.00%00.0%Unchanged
APG Asset Management N.V.7,676$565.1K0.00%−1,056−12.1%Reduced
Tobam6,641$563.0K0.15%+3,056+85.2%Added
Counterpoint Mutual Funds LLC6,469$548.7K0.08%+6,469New
US Bancorp6,469$548.7K0.00%−49−0.8%Reduced
HB Wealth Management, LLC6,364$539.8K0.00%+2,504+64.9%Added
CIBC Asset Management Inc6,299$534.3K0.00%−131−2.0%Reduced
Maryland State Retirement & Pension System6,252$530.3K0.01%00.0%Unchanged
Lombard Odier Asset Management (Switzerland) SA6,251$530.2K0.02%+6,251New
Advisor Group Holdings, Inc.6,237$529.3K0.00%−231−3.6%Reduced
J2 Capital Management Inc6,186$524.7K0.36%+960+18.4%Added
M&T Bank Corp6,183$524.0K0.00%+398+6.9%Added
Aristeia Capital LLC6,118$518.9K0.01%+6,118New
Coldstream Capital Management Inc5,947$504.4K0.01%−1,787−23.1%Reduced
Brown Advisory Inc5,901$500.5K0.00%+2,242+61.3%Added
WealthCare Investment Partners, LLC5,521$488.8K0.14%+18+0.3%Added
Belpointe Asset Management LLC5,647$479.0K0.02%+5,647New
Independent Financial Group, LLC5,575$472.9K0.01%+5,575New
Farringdon Capital, Ltd.5,553$471.0K0.10%+5,553New
Sierra Capital LLC5,480$465.0K0.05%00.0%Unchanged
GWM Advisors LLC5,352$454.0K0.00%+5,300+10,192.3%Added
Jones Financial Companies LLLP5,180$442.7K0.00%+2,207+74.2%Added
Jefferies Financial Group Inc.5,207$441.7K0.01%+5,207New
ProShare Advisors LLC5,186$439.9K0.00%−125−2.4%Reduced
ZWJ Investment Counsel Inc5,180$439.4K0.02%+210+4.2%Added
Tower Research Capital LLC (TRC)5,172$438.7K0.01%−561−9.8%Reduced
Woodline Partners LP5,160$437.7K0.00%+2,719+111.4%Added
Boothbay Fund Management, LLC5,041$427.6K0.01%−1,120−18.2%Reduced
Integrated Quantitative Investments LLC5,016$425.5K0.08%+5,016New
Bulltick Wealth Management, LLC4,990$423.3K0.09%+4,990New
Brookstone Capital Management4,924$417.7K0.00%+2,777+129.3%Added
Oppenheimer & Co Inc4,915$416.9K0.01%00.0%Unchanged
Saudi Central Bank4,866$412.7K0.01%+4,866New
nVerses Capital, LLC4,789$406.2K0.37%+4,789New
Northside Capital Management, LLC4,750$402.9K0.04%00.0%Unchanged
Fox Run Management, L.L.C.4,832$402.1K0.07%−3,364−41.0%Reduced
State of Wyoming4,710$399.5K0.05%+1,740+58.6%Added
Spirepoint Private Client, LLC4,599$390.0K0.04%+1,984+75.9%Added
Hilltop National Bank4,530$384.2K0.09%00.0%Unchanged
Vestcor Inc4,510$383.0K0.01%00.0%Unchanged
E. Ohman J:or Asset Management AB4,500$381.7K0.01%−900−16.7%Reduced
Fifth Third Wealth Advisors LLC4,491$381.0K0.01%+528+13.3%Added
Oxford Asset Management LLP4,442$376.8K0.15%−4,296−49.2%Reduced
Whittier Trust Co4,350$369.7K0.00%00.0%Unchanged
Sterling Capital Management LLC4,349$368.9K0.01%−3,496−44.6%Reduced
National Bank of Canada4,319$366.6K0.00%−140,236−97.0%Reduced
Merit Financial Group, LLC4,312$365.7K0.00%+4,312New