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ACMACM
Showing 8 of 31 quarters

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

Yes. Primecap holds 8,787,043 shares of ACM (Aecom), worth $613.3M, as of its Q2 2026 13F filing. It increased the position by 139,970 shares (+1.6%) from Q1 2026. Primecap has held ACM in every 13F on record since Q4 2018, 31 quarterly filings. ACM is 0.4% of Primecap's reported 13F portfolio.

Current Value

$613.3M

Current Shares

8.8M

Total Value Change

-$678.7M

Total Shares Change

-3.7M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
8.8M
+1.6%
$613.3M0.4%$69.13
38
2026-Q1
Decreased
8.6M
-0.2%
$733.4M0.6%$83.70
0
2025-Q4
Decreased
8.7M
-2.4%
$826.3M0.6%$93.77
0
2025-Q3
Decreased
8.9M
-7.2%
$1.2B0.9%$128.09
0
2025-Q2
Decreased
9.6M
-5.8%
$1.1B0.9%$110.54
0
2025-Q1
Decreased
10.1M
-10.8%
$941.1M0.8%$90.58
0
2024-Q4
Decreased
11.4M
-9.0%
$1.2B0.9%$104.09
0
2024-Q3
Decreased
12.5M
-3.9%
$1.3B0.9%$100.41
0

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

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