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Security record

ACM

Aecom · Industrials · Engineering & Construction

62.78 -3.4% mkt cap $8.07B quote delayed (FMP) · as of Aug 25 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
144Tracked holders
-6Δ holders
91.38MShares held
$6.39BReported value
+7New positions
−12Exits
Stable Conviction score 38/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -4.0% · share flow +1.5% · net new positions -3.5%formula
Concentrated accumulation — rising shares among fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 144 -6 91.38M $6.39B +7 −12
Q1 2026 152 -1 88.46M $7.51B +8 −10
Q4 2025 153 +1 97.15M $9.26B +2
Q3 2025 21 0 50.79M $6.63B +2 −3
Q2 2025 19 0 50.24M $5.67B
Q1 2025 16 +2 21.16M $1.96B +2
Q4 2024 14 0 22.63M $2.42B +1 −1
Q3 2024 13 -1 19.01M $1.96B +1 −2
Q2 2024 14 20.04M $1.77B
Holder count
Who holds it · Q2 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
2 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
3 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
4 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
5 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
6 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
7 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
8 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
9 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
10 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
11 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
12 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
13 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
14 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
15 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
16 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
17 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
18 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
19 BlackRock (passive) 14.38M -8.8% $1.00B 0.0% ▼ Trim 5 SEC ↗
20 PRIMECAP Management 8.79M +1.6% $613.34M 0.4% ▲ Add 9 SEC ↗
21 Vanguard Capital Management Llc 5.81M +0.1% $405.40M 0.0% ▲ Add 2 SEC ↗
22 State Street Global Advisors (passive) 4.11M -18.6% $286.61M 0.0% ▼ Trim 7 SEC ↗
23 Fidelity (FMR) 3.76M +78.3% $262.32M 0.0% ▲ Add 5 SEC ↗
24 Fidelity (FMR) 3.76M +78.3% $262.32M 0.0% ▲ Add 5 SEC ↗
25 Fidelity (FMR) 3.76M +78.3% $262.32M 0.0% ▲ Add 5 SEC ↗
26 Fidelity (FMR) 3.76M +78.3% $262.32M 0.0% ▲ Add 5 SEC ↗
27 Fidelity (FMR) 3.76M +78.3% $262.32M 0.0% ▲ Add 5 SEC ↗
28 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
29 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
30 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
31 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
32 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
33 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
34 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
35 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
36 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
37 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
38 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
39 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
40 UBS AM, a distinct business unit of… 3.57M +2.4% $248.86M 0.0% ▲ Add 3 SEC ↗
41 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
42 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
43 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
44 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
45 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
46 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
47 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
48 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
49 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
50 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
51 Invesco Ltd. 3.19M -10.7% $222.79M 0.0% ▼ Trim 3 SEC ↗
52 Geode Capital Management (passive) 2.45M -1.0% $170.75M 0.0% ▼ Trim 9 SEC ↗
53 Geode Capital Management (passive) 2.45M -1.0% $170.75M 0.0% ▼ Trim 9 SEC ↗
54 First Trust Advisors Lp 2.45M -19.2% $170.74M 0.1% ▼ Trim 3 SEC ↗
55 First Trust Advisors Lp 2.45M -19.2% $170.74M 0.1% ▼ Trim 3 SEC ↗
56 Qube Research & Technologies Ltd 2.12M +379.7% $147.94M 0.2% ▲ Add 3 SEC ↗
57 Arrowstreet Capital 2.10M +778.9% $146.37M 0.1% ▲ Add 3 SEC ↗
58 Norges Bank (passive) 1.85M New $129.34M 0.0% New 1 SEC ↗
59 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
60 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
61 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
62 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
63 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
64 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
65 AQR Capital Management 1.80M +69.2% $124.01M 0.0% ▲ Add 9 SEC ↗
66 D. E. Shaw & Co. 1.71M +61.1% $119.44M 0.1% ▲ Add 9 SEC ↗
67 D. E. Shaw & Co. 1.71M +61.1% $119.44M 0.1% ▲ Add 9 SEC ↗
68 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
69 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
70 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
71 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
72 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
73 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
74 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
75 UBS Group AG 1.70M +18.9% $118.34M 0.0% ▲ Add 3 SEC ↗
76 Dimensional Fund Advisors Lp 1.64M +18.2% $114.53M 0.0% ▲ Add 3 SEC ↗
77 Dimensional Fund Advisors Lp 1.64M +18.2% $114.53M 0.0% ▲ Add 3 SEC ↗
78 Dimensional Fund Advisors Lp 1.64M +18.2% $114.53M 0.0% ▲ Add 3 SEC ↗
79 Dimensional Fund Advisors Lp 1.64M +18.2% $114.53M 0.0% ▲ Add 3 SEC ↗
80 Dimensional Fund Advisors Lp 1.64M +18.2% $114.53M 0.0% ▲ Add 3 SEC ↗
81 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
82 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
83 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
84 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
85 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
86 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
87 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
88 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
89 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
90 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
91 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
92 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
93 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
94 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
95 Morgan Stanley 1.64M -2.4% $114.36M 0.0% ▼ Trim 4 SEC ↗
96 Manufacturers Life Insurance… 1.35M +10.8% $94.43M 0.1% ▲ Add 3 SEC ↗
97 Millennium Management 1.32M +68.5% $92.23M 0.1% ▲ Add 9 SEC ↗
98 Amundi 1.31M +7.0% $91.67M 0.0% ▲ Add 3 SEC ↗
99 Amundi 1.31M +7.0% $91.67M 0.0% ▲ Add 3 SEC ↗
100 Amundi 1.31M +7.0% $91.67M 0.0% ▲ Add 3 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Norges Bank $129.34M 0.0%

Exited

Sumitomo Mitsui Trust Group… $23.24M was 0.0%
Balyasny Asset Management L.P. $22.70M was 0.0%
Aviva Plc $8.81M was 0.0%
Capstone Investment Advisors… $8.49M was 0.1%
Korea Investment CORP $7.76M was 0.0%
Toronto Dominion Bank $2.74M was 0.0%
Aberdeen Group plc $1.05M was 0.0%
Stifel Financial Corp $900,248 was 0.0%
National Pension Service $694,845 was 0.0%
Royal London Asset Management… $578,557 was 0.0%
Brown Advisory Inc $500,547 was 0.0%
Walleye Trading LLC $253,781 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 614 holders, 112.58M shares, $9.24B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2026 · Methodology · Get this via the API