RIO vs. BSX
RIO (Rio Tinto Group) and BSX (Boston Scientific Corporation) are both stocks. RIO operates in Other Industrial Metals & Mining (Basic Materials), while BSX operates in Medical Devices (Healthcare). Over the past 10 years, RIO returned 22.54%/yr vs 7.42%/yr for BSX. At a 0.20 correlation, their price movements are largely independent.
Performance
RIO vs. BSX - Performance Comparison
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Returns By Period
In the year-to-date period, RIO achieves a 35.32% return, which is significantly higher than BSX's -50.80% return. Over the past 10 years, RIO has outperformed BSX with an annualized return of 22.54%, while BSX has yielded a comparatively lower 7.42% annualized return.
RIO
- 1D
- 1.65%
- 1M
- -5.97%
- YTD
- 35.32%
- 6M
- 43.14%
- 1Y
- 89.03%
- 3Y*
- 24.54%
- 5Y*
- 11.74%
- 10Y*
- 22.54%
BSX
- 1D
- -0.55%
- 1M
- -11.59%
- YTD
- -50.80%
- 6M
- -49.33%
- 1Y
- -52.40%
- 3Y*
- -2.85%
- 5Y*
- 1.80%
- 10Y*
- 7.42%
RIO vs. BSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RIO Rio Tinto Group | 35.32% | 44.47% | -15.36% | 11.06% | 18.48% | -3.67% | 36.22% | 33.18% | -2.93% | 44.87% |
BSX Boston Scientific Corporation | -50.80% | 6.75% | 54.51% | 24.94% | 8.92% | 18.16% | -20.50% | 27.96% | 42.56% | 14.61% |
Correlation
The correlation between RIO and BSX is -0.05, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.05 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.08 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.17 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.24 |
Correlation (All Time) Calculated using the full available price history since May 19, 1992 | 0.20 |
The correlation between RIO and BSX shifts across timeframes, from -0.05 (1 year) to 0.24 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
RIO:
$172.61B
BSX:
$70.13B
RIO:
$13.11
BSX:
$2.38
RIO:
8.03
BSX:
19.74
RIO:
1.55
BSX:
3.40
RIO:
2.77
BSX:
2.71
RIO:
$111.41B
BSX:
$20.62B
RIO:
$31.10B
BSX:
$14.52B
RIO:
$40.42B
BSX:
$4.76B
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Return for Risk
RIO vs. BSX — Risk / Return Rank
RIO
BSX
RIO vs. BSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rio Tinto Group (RIO) and Boston Scientific Corporation (BSX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| RIO | BSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +4.56 | ||
| Sortino ratioReturn per unit of downside risk | +5.83 | ||
| Omega ratioGain probability vs. loss probability | 1.46 | 0.67 | +0.80 |
| Calmar ratioReturn relative to maximum drawdown | 5.89 | -0.93 | +6.82 |
| Martin ratioReturn relative to average drawdown | 21.91 | -2.00 | +23.91 |
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Drawdowns
RIO vs. BSX - Drawdown Comparison
The maximum RIO drawdown since its inception was -88.97%, roughly equal to the maximum BSX drawdown of -89.15%. Use the drawdown chart below to compare losses from any high point for RIO and BSX.
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Drawdown Indicators
| RIO | BSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -88.97% | -89.15% | +0.18% |
Max Drawdown (1Y)Largest decline over 1 year | -15.19% | -56.62% | +41.43% |
Max Drawdown (3Y)Largest decline over 3 years | -24.19% | -56.62% | +32.43% |
Max Drawdown (5Y)Largest decline over 5 years | -35.25% | -56.62% | +21.37% |
Max Drawdown (10Y)Largest decline over 10 years | -37.47% | -56.62% | +19.15% |
Current DrawdownCurrent decline from peak | -5.97% | -56.62% | +50.65% |
Average DrawdownAverage peak-to-trough decline | -23.76% | -38.76% | +15.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.09% | 26.23% | -22.14% |
Volatility
RIO vs. BSX - Volatility Comparison
The current volatility for Rio Tinto Group (RIO) is 11.81%, while Boston Scientific Corporation (BSX) has a volatility of 15.84%. This indicates that RIO experiences smaller price fluctuations and is considered to be less risky than BSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RIO | BSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.81% | 15.84% | -4.03% |
Volatility (6M)Calculated over the trailing 6-month period | 24.27% | 32.83% | -8.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 29.32% | 34.77% | -5.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.30% | 25.69% | +3.61% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 30.65% | 27.29% | +3.36% |
Dividends
RIO vs. BSX - Dividend Comparison
RIO's dividend yield for the trailing twelve months is around 3.82%, while BSX has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BSX Boston Scientific Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RIO Rio Tinto Group | 3.82% | 4.66% | 7.40% | 5.40% | 10.48% | 10.23% | 5.13% | 7.68% | 6.32% | 4.47% | 3.93% | 7.58% |
Financials
RIO vs. BSX - Financials Comparison
This section allows you to compare key financial metrics between Rio Tinto Group and Boston Scientific Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
RIO vs. BSX - Profitability Comparison
RIO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Rio Tinto Group reported a gross profit of 8.15B and revenue of 30.65B. Therefore, the gross margin over that period was 26.6%.
BSX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported a gross profit of 3.61B and revenue of 5.20B. Therefore, the gross margin over that period was 69.4%.
RIO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Rio Tinto Group reported an operating income of 8.15B and revenue of 30.65B, resulting in an operating margin of 26.6%.
BSX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported an operating income of 1.07B and revenue of 5.20B, resulting in an operating margin of 20.6%.
RIO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Rio Tinto Group reported a net income of 5.42B and revenue of 30.65B, resulting in a net margin of 17.7%.
BSX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Boston Scientific Corporation reported a net income of 1.34B and revenue of 5.20B, resulting in a net margin of 25.7%.
Frequently Asked Questions
RIO and BSX have a correlation of -0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BSX has higher volatility (15.84%) compared to RIO (11.81%). In terms of maximum drawdown, RIO dropped -88.97% vs BSX's -89.15%.
RIO currently has the higher Sharpe Ratio (3.05 vs -1.51), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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