ACM institutional ownership changes in Q2 2026: 106 institutions opened or added positions, 160 trimmed or exited. ACM (AECOM) is held by 237 institutional investors as of Q2 2026. Top institutional shareholders: BlackRock, Inc. ($1B), PRIMECAP MANAGEMENT CO/CA/ ($613.3M), VANGUARD CAPITAL MANAGEMENT LLC ($405.4M). Net institutional sentiment: Mixed.
Who's Trading
Source dates: Price Nov 2, 2026 · Insiders Jun 16, 2026 · Activists Apr 29, 2026 · Congress Jul 21, 2026
Top Holders
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Questions investors ask about ACM
Who owns ACM?
237 institutional investors held ACM on June 30, 2026, led by BlackRock, Inc. ($1B), PRIMECAP MANAGEMENT CO/CA/ ($613.3M) and VANGUARD CAPITAL MANAGEMENT LLC ($405.4M).
How many hedge funds hold ACM?
237 institutional investors reported ACM in their 13F filings for the quarter ended June 30, 2026, $7.7B in all. 17 of them are rated Elite.
Are institutions buying or selling ACM?
Selling, on balance. In Q2 2026, 160 institutions trimmed or exited ACM and 106 institutions opened or added to positions.
Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer