CSTL vs. FCX
CSTL (Castle Biosciences, Inc.) and FCX (Freeport-McMoRan Inc.) are both stocks. CSTL operates in Diagnostics & Research (Healthcare), while FCX operates in Copper (Basic Materials). Over the past 5 years, CSTL returned -16.71%/yr vs 11.82%/yr for FCX. Their 0.18 correlation means their historical movements had little consistent relationship.
Performance
CSTL vs. FCX - Performance Comparison
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Returns By Period
In the year-to-date period, CSTL achieves a -28.02% return, which is significantly lower than FCX's 24.04% return.
CSTL
- 1D
- 4.52%
- 1M
- 16.13%
- 6M
- -28.92%
- YTD
- -28.02%
- 1Y
- 91.13%
- 3Y*
- 18.75%
- 5Y*
- -16.71%
- 10Y*
- —
- ALL TIME*
- 4.91%
FCX
- 1D
- -1.28%
- 1M
- 2.85%
- 6M
- 4.34%
- YTD
- 24.04%
- 1Y
- 57.95%
- 3Y*
- 14.13%
- 5Y*
- 11.82%
- 10Y*
- 18.73%
- ALL TIME*
- 7.65%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $13.95M | $9.86M | $9.65M | |
| $908.04M | $924.30M | $916.72M |
CSTL vs. FCX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
CSTL Castle Biosciences, Inc. | -28.02% | 45.97% | 23.49% | -8.33% | -45.09% | -36.16% | 95.37% | 71.85% |
FCX Freeport-McMoRan Inc. | 24.04% | 35.41% | -9.41% | 13.69% | -7.91% | 61.41% | 99.06% | 10.50% |
Correlation
The correlation between CSTL and FCX is 0.09, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.09 |
Correlation (3Y) Balances recent behavior with more history. | 0.16 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.20 |
Correlation (All Time) Calculated using the full available price history since Jul 25, 2019 | 0.18 |
The correlation between CSTL and FCX shifts across timeframes, from 0.09 (1 year) to 0.20 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
CSTL:
$849.24M
FCX:
$90.03B
CSTL:
-$0.65
FCX:
$2.04
CSTL:
2.33
FCX:
3.49
CSTL:
1.81
FCX:
4.49
CSTL:
$357.28M
FCX:
$25.87B
CSTL:
$193.41M
FCX:
$6.95B
CSTL:
-$4.02M
FCX:
$9.00B
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Return for Risk
CSTL vs. FCX — Risk / Return Rank
CSTL
FCX
CSTL vs. FCX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Castle Biosciences, Inc. (CSTL) and Freeport-McMoRan Inc. (FCX). 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.
| CSTL | FCX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.16 | ||
| Sortino ratioReturn per unit of downside risk | +0.52 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.22 | +0.08 |
| Calmar ratioReturn relative to maximum drawdown | 1.47 | 2.36 | -0.89 |
| Martin ratioReturn relative to average drawdown | 2.78 | 5.58 | -2.80 |
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Drawdowns
CSTL vs. FCX - Drawdown Comparison
The maximum CSTL drawdown since its inception was -88.02%, roughly equal to the maximum FCX drawdown of -92.52%. Use the drawdown chart below to compare losses from any high point for CSTL and FCX.
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Drawdown Indicators
| CSTL | FCX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -88.02% | -92.52% | +4.50% |
Max Drawdown (1Y)Largest decline over 1 year | -57.83% | -24.31% | -33.52% |
Max Drawdown (3Y)Largest decline over 3 years | -57.83% | -46.34% | -11.49% |
Max Drawdown (5Y)Largest decline over 5 years | -84.97% | -51.47% | -33.50% |
Max Drawdown (10Y)Largest decline over 10 years | — | -72.59% | — |
Current DrawdownCurrent decline from peak | -71.23% | -12.57% | -58.66% |
Average DrawdownAverage peak-to-trough decline | -55.12% | -39.50% | -15.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 30.67% | 10.27% | +20.40% |
Volatility
CSTL vs. FCX - Volatility Comparison
Castle Biosciences, Inc. (CSTL) and Freeport-McMoRan Inc. (FCX) have volatilities of 14.30% and 14.00%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CSTL | FCX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.30% | 14.00% | +0.30% |
Volatility (6M)Calculated over the trailing 6-month period | 44.11% | 39.22% | +4.89% |
Volatility (1Y)Calculated over the trailing 1-year period | 64.59% | 49.43% | +15.16% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 74.18% | 45.26% | +28.92% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 73.91% | 48.36% | +25.55% |
Dividends
CSTL vs. FCX - Dividend Comparison
CSTL has not paid dividends to shareholders, while FCX's dividend yield for the trailing twelve months is around 0.84%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CSTL Castle Biosciences, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
FCX Freeport-McMoRan Inc. | 0.84% | 1.18% | 1.58% | 1.41% | 0.99% | 0.54% | 0.19% | 1.52% | 1.45% | 0.00% | 0.00% | 8.46% |
Financials
CSTL vs. FCX - Financials Comparison
This section allows you to compare key financial metrics between Castle Biosciences, Inc. and Freeport-McMoRan Inc.. 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
CSTL vs. FCX - Profitability Comparison
CSTL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Castle Biosciences, Inc. reported a gross profit of 0.00 and revenue of 103.55M. Therefore, the gross margin over that period was 0.0%.
FCX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Freeport-McMoRan Inc. reported a gross profit of 2.19B and revenue of 7.03B. Therefore, the gross margin over that period was 31.1%.
CSTL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Castle Biosciences, Inc. reported an operating income of 0.00 and revenue of 103.55M, resulting in an operating margin of 0.0%.
FCX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Freeport-McMoRan Inc. reported an operating income of 2.00B and revenue of 7.03B, resulting in an operating margin of 28.5%.
CSTL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Castle Biosciences, Inc. reported a net income of -2.06M and revenue of 103.55M, resulting in a net margin of -2.0%.
FCX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Freeport-McMoRan Inc. reported a net income of 984.00M and revenue of 7.03B, resulting in a net margin of 14.0%.
Frequently Asked Questions
CSTL and FCX have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CSTL has higher volatility (14.30%) compared to FCX (14.00%). In terms of maximum drawdown, CSTL dropped -88.02% vs FCX's -92.52%.
CSTL currently has the higher Sharpe Ratio (1.33 vs 1.16), 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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