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MP Materials market cap MP

Share price times shares outstanding: what the whole company sells for, since 2020.

Today, Oct 23, 2026
$6.8B
Highest close in our data
$14.3B
Oct 2025

MP Materials is worth $6.8B at the close on Oct 23, 2026, at $38.30 a share.

That is down 46% over the last year and up 13% over five years.

Its highest close in our data was $14.3B in Oct 2025.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$6.8B$6.8B$12.3B−28%
2025$9.5B$3B$14.3B+252%
2024$2.7B$1.8B$3.4B−24%
2023$3.5B$2.7B$6B−18%
2022$4.3B$4.3B$10B−47%
2021$8.1B$1.3B$8.4B+482%
2020$1.4B$428.7M$1.5Bn/a

Against its peers

Companies in Basic Materials nearest MP Materials' 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 MP Materials

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