Rio Tinto Plc (RIO)
OrangeMaterials · As of 17 July 2026
Price chart — 52 weeks
OakBag could not build a reliable fair-value estimate for Rio Tinto Plc (RIO) — none of its valuation methods cleared the model's safety checks (typically a company running an operating loss, where a discount can't be trusted). At a recent price of $90.15 the traffic light is set so it looks fairly valued, benchmarked against other Materials names. This is a model output for research, not a price target or a recommendation.
Fair value vs. price
- Current price
- $90.15
- Estimated fair value
- —
- Margin of safety
- —
How the fair value is built
—
Why not green?
- Only one valuation method applies to this business — too thin to flag as a buy on its own.
Knock-out safety checks passed
- Bankruptcy risk (Altman Z″)
- Negative equity
- Excessive leverage
- Illiquid
- Penny / micro-cap
- Stale fundamentals
- Piotroski F-score
- 1 / 9
- Beneish M-score
- -2.48
Quality & factor profile
Retail attention
- Attention
- 63 / 100
- Mentions today
- 1
- Spike vs. 24h ago
- 1×
- Vs. typical level
- -0.3σ
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Frequently asked questions
Is Rio Tinto (RIO) undervalued?
OakBag could not build a reliable fair-value estimate for Rio Tinto Plc — none of its valuation methods cleared the model's safety checks, which usually happens for a company running an operating loss. At a recent price of $90.15 the model looks fairly valued. This is a model output, not investment advice.
What is margin of safety?
Margin of safety is how far below the estimated fair value the price sits: (fair value − price) ÷ fair value. It cannot be shown here because no reliable fair-value estimate could be built for this stock.
Does a green verdict mean I should buy RIO?
No. OakBag is an educational and research tool, not investment advice. The traffic light is an automated model output based on third-party data that may be delayed or inaccurate. Always do your own research.
Other Materials stocks
An educational and research tool — not investment advice. OakBag is an educational and research tool, not investment advice. Scores and rankings are automated model outputs based on third-party data and may be inaccurate or delayed. Nothing here is a recommendation to buy or sell any security. Investing involves risk, including possible loss of principal.