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ACM
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Position history for PRIMECAP MANAGEMENT CO/CA/'s holdings in AECOM

PRIMECAP MANAGEMENT CO/CA/ holds 8.6M shares of ACM (AECOM), worth $733.4M as of 2026-Q1. The position was decreased (-0.2% shares). ACM represents 0.6% of PRIMECAP MANAGEMENT CO/CA/'s portfolio.

Current Value

$733.4M

Current Shares

8.6M

Total Value Change

-$414.3M

Total Shares Change

-4.4M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Decreased
8.6M
-0.2%
$733.4M0.6%$96.17
0
2025-Q4
Decreased
8.7M
-2.4%
$826.3M0.6%$96.62
0
2025-Q3
Decreased
8.9M
-7.2%
$1.2B0.9%$129.21
0
2025-Q2
Decreased
9.6M
-5.8%
$1.1B0.9%$111.96
0
2025-Q1
Decreased
10.1M
-10.8%
$941.1M0.8%$91.61
0
2024-Q4
Decreased
11.4M
-9.0%
$1.2B0.9%$105.71
0
2024-Q3
Decreased
12.5M
-3.9%
$1.3B0.9%$101.72
0
2024-Q2
Decreased
13M
-3.0%
$1.1B0.8%$86.63
0

Other major holders of ACM: BlackRock, Inc., BlackRock Finance, Inc., VANGUARD GROUP INC

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