MP vs RIO
MP Materials Corp. and Rio Tinto Group, both Basic Materials
Rio Tinto Group is the larger company at $163B against $11B. Over the past year RIO returned +81% against -17% for MP.
| Figure | MP | RIO |
|---|---|---|
| Last close | $59.30 | $105 |
| Market cap | $11B | $163B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | n/a | 17.2 |
| 1-year return | -17% | +81% |
| 5-year return | +57% | +77% |
| Ryufin Smart Scoresector-relative, 1–10 | 8/10 | n/a |
Figures from SEC filings and end-of-day closes. Highlighting marks the higher or lower number, which is not the same as the better investment, a low P/E can be a warning and a high one can be deserved.
MP Materials Corp.
Revenue of $108M in Q2 2026, net income null. Its largest reported line is Nd Pr Oxide And Metal, 84% of the disclosed total.
Rio Tinto Group
Revenue of $31B in H2 2025, net income $5.4B.
Open these two in the interactive comparison to add more names, change the period or read the correlation.