Aecom ACM Institutional Ownership

NYSE ACM

$59.66 +0.04 (+0.07%)

At close: Oct 2, 2026 · 4:00 PM EDT

Institutions by Trading Activity

575 Institutions

Increased 271 47.1%

Unchanged 71 12.3%

Reduced 233 40.5%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

93.42%

▲+5.73 pp QoQ

Shares Held by Institutions

120.13Mn

of 128.60Mn outstanding

▲+9.73% QoQ

Shares Outstanding

128.60Mn

8.47Mn held outside 13F filers

Institutional Investors

575

filed 13F for Jun 2026

▼-43 vs prior quarter

Net Shares Added (QoQ)

+10.66Mn

accumulated since last quarter

Value of Holdings

$7.17Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Aecom (NYSE:ACM) has 575 institutional investors that have filed 13F reports for the period ending June 2026.

They owned 93.4% of outstanding stock in June 2026, up from 87.7% the prior quarter.
They increased total shares held in ACM by 9.73% quarter over quarter, and investors in Aecom decreased 8.73% from a year ago.
Of these 575 funds, 271 grew their exposure to Aecom, 233 cut back, and 71 maintained positions.
Altogether, these fund groups held 120.13Mn shares in ACM by June 2026, up by 10.66Mn shares quarter on quarter, and up 3.52Mn shares year over year.
As of June 30, 2026, the biggest holder of Aecom is BlackRock, Inc. at 14.38Mn shares, representing 11.18% of shares outstanding.
Leading buyers of Aecom shares for the quarter ending June 2026 were BARROW HANLEY MEWHINNEY & STRAUSS LLC (2.64Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.86Mn), NORGES BANK (1.85Mn), Qube Research & Technologies Ltd (1.68Mn), FMR LLC (1.65Mn).
The biggest sellers of Aecom for the quarter ending June 2026 included Pictet Asset Management Holding SA (1.98Mn), BlackRock, Inc. (1.38Mn), State Street Corp (935.36K), Northern Trust Corp (838.83K), LAZARD ASSET MANAGEMENT LLC (633.45K).
Per Business Quant, the top 10 investors in ACM for the quarter ending June 2026 include BlackRock, Inc. (14.38Mn), PRIMECAP MANAGEMENT CO/CA/ (8.79Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.81Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (5.5Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (5.49Mn), State Street Corp (4.11Mn), FMR LLC (3.76Mn), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (3.57Mn), Invesco Ltd. (3.19Mn), FIRST TRUST ADVISORS LP (2.45Mn).

Form 13F Holdings

575 Institutional Holders

Report period 30 Jun, 2026

Total shares held 120.13Mn

Of outstanding 93.42%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	14,379,638	11.18%	▼1,380,726	-8.76%	$1.00Bn
2	PRIMECAP MANAGEMENT CO/CA/	0000763212	8,787,043	6.83%	▲139,970	+1.62%	$613.34Mn
3	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	5,808,042	4.52%	▲7,676	+0.13%	$405.40Mn
4	BARROW HANLEY MEWHINNEY & STRAUSS LLC	0000313028	5,497,153	4.27%	▲2,644,431	+92.70%	$383.70Mn
5	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	5,486,637	4.27%	▼19,642	-0.36%	$382.97Mn
6	State Street Corp	0000093751	4,106,098	3.19%	▼935,362	-18.55%	$286.61Mn
7	FMR LLC	0000315066	3,758,192	2.92%	▲1,650,112	+78.28%	$262.32Mn
8	UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	0000861177	3,565,323	2.77%	▲83,360	+2.39%	$248.86Mn
9	Invesco Ltd.	0000914208	3,191,873	2.48%	▼383,478	-10.73%	$222.79Mn
10	FIRST TRUST ADVISORS LP	0001125816	2,446,092	1.90%	▼580,354	-19.18%	$170.74Mn
11	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,445,738	1.90%	▼23,711	-0.96%	$170.75Mn
12	Impax Asset Management Group plc	0001749768	2,128,339	1.66%	▲745,672	+53.93%	$148.56Mn
13	Qube Research & Technologies Ltd	0001729829	2,119,499	1.65%	▲1,677,626	+379.66%	$147.94Mn
14	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	2,096,935	1.63%	▲1,858,355	+778.92%	$146.37Mn
15	NORGES BANK	0001374170	1,853,035	1.44%	▲1,853,035	0.00%	$129.34Mn
16	AQR CAPITAL MANAGEMENT LLC	0001167557	1,795,383	1.40%	▲734,156	+69.18%	$124.01Mn
17	D. E. Shaw & Co., Inc.	0001009207	1,711,157	1.33%	▲648,929	+61.09%	$119.44Mn
18	UBS Group AG	0001610520	1,695,404	1.32%	▲269,798	+18.93%	$118.34Mn
19	DIMENSIONAL FUND ADVISORS LP	0000354204	1,640,760	1.28%	▲253,225	+18.25%	$114.53Mn
20	Morgan Stanley	0000895421	1,638,429	1.27%	▼41,040	-2.44%	$114.36Mn

Showing 1 to 20 of 575 holders