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Arcosa market cap ACA

Share price times shares outstanding: what the whole company sells for, since 2018.

Today, Oct 22, 2026
$7.3B
Highest close in our data
$7.3B
Oct 2026

Arcosa is worth $7.3B at the close on Oct 22, 2026, at $149.15 a share.

That is up 59% over the last year and up 186% over five years.

Its highest close in our data was $7.3B in Oct 2026.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$7.3B$4.9B$7.3B+35%
2025$5.4B$3.5B$5.5B+13%
2024$4.8B$3.7B$5.4B+19%
2023$4B$2.6B$4.1B+53%
2022$2.6B$2.1B$3.1B+3%
2021$2.5B$2.4B$3.2B−4%
2020$2.7B$1.5B$2.7B+22%
2019$2.2B$1.4B$2.2B+62%
2018$1.3B$1.2B$1.5Bn/a

Against its peers

Companies in Manufacturing - Metal Fabrication nearest Arcosa's size, closest first, today.

What the market cap tells you

Share price times shares outstanding: what the whole company sells for today.

Size, not quality. Large caps move slower and are covered more. That is all it tells you.

More on Arcosa

Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.