ACMAECOM

$65.07

Who owns ACM

607 institutions reported holding ACM for 2026Q1, together 88% of the company, fewer than the 630 a quarter earlier.

607

Institutions reporting a position · as of 2026Q1 · down from 630 the quarter before

Shares held by institutions
113.2M

Shares held by institutions · 88% of the company · long US equity positions only, as reported on Form 13F

Reported value
$9.61B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
35%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
94
Positions exited
124
Added to
210
Reduced
185
Top 10 holdersof the company
46%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q1607113.2M$9.61B
2025Q4630114.9M$11.0B
2025Q3627115.5M$15.1B
2025Q2620117.9M$13.2B
2025Q1564116.8M$10.8B
2024Q4562115.9M$12.3B
2024Q3523116.5M$12.3B
2024Q2506116.3M$10.3B
2024Q1510116.2M$11.4B
2023Q4505116.2M$10.7B
2023Q3450117.0M$9.71B
2023Q2447119.8M$10.1B
2023Q1442120.0M$10.1B
2022Q4408119.7M$10.2B
2022Q3368119.6M$8.18B
2022Q2359120.6M$7.87B
Largest reported holders, 2026Q1
HolderShares% of companyValue
BlackRock Inc.15.8M12%$1.34B
VANGUARD GROUP INC12.3M9.5%$1.04B
PRIMECAP MANAGEMENT CO/CA/8.6M6.7%$733M
STATE STREET CORP5.0M3.9%$428M
Invesco Ltd.3.6M2.8%$303M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC3.5M2.7%$295M
FIRST TRUST ADVISORS LP3.0M2.3%$257M
BARROW HANLEY MEWHINNEY & STRAUSS LLC2.9M2.2%$242M
GEODE CAPITAL MANAGEMENT LLC2.5M1.9%$209M
Pictet Asset Management Holding SA2.1M1.6%$181M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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