COPJ vs. PL
COPJ (Sprott Junior Copper Miners ETF) is Copper fund tracking the Nasdaq Sprott Junior Copper Miners Index, while PL (Planet Labs PBC) is a stock. Over the past 3 years, COPJ returned 38.25%/yr vs 117.50%/yr for PL. At a 0.37 correlation, their price movements are largely independent.
Performance
COPJ vs. PL - Performance Comparison
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Returns By Period
In the year-to-date period, COPJ achieves a 0.79% return, which is significantly lower than PL's 68.00% return.
COPJ
- 1D
- 2.38%
- 1M
- -11.17%
- YTD
- 0.79%
- 6M
- -0.15%
- 1Y
- 82.49%
- 3Y*
- 38.25%
- 5Y*
- —
- 10Y*
- —
PL
- 1D
- 5.91%
- 1M
- -35.22%
- YTD
- 68.00%
- 6M
- 67.83%
- 1Y
- 443.11%
- 3Y*
- 117.50%
- 5Y*
- —
- 10Y*
- —
COPJ vs. PL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
COPJ Sprott Junior Copper Miners ETF | 0.79% | 140.63% | 11.07% | -6.47% |
PL Planet Labs PBC | 68.00% | 388.12% | 63.56% | -49.69% |
Correlation
The correlation between COPJ and PL is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.35 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.38 |
Correlation (All Time) Calculated using the full available price history since Feb 2, 2023 | 0.37 |
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Return for Risk
COPJ vs. PL — Risk / Return Rank
COPJ
PL
COPJ vs. PL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Sprott Junior Copper Miners ETF (COPJ) and Planet Labs PBC (PL). 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.
| COPJ | PL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.47 | ||
| Sortino ratioReturn per unit of downside risk | -1.78 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.53 | -0.22 |
| Calmar ratioReturn relative to maximum drawdown | 2.57 | 9.15 | -6.58 |
| Martin ratioReturn relative to average drawdown | 6.71 | 28.19 | -21.48 |
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Drawdowns
COPJ vs. PL - Drawdown Comparison
The maximum COPJ drawdown since its inception was -32.28%, smaller than the maximum PL drawdown of -85.11%. Use the drawdown chart below to compare losses from any high point for COPJ and PL.
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Drawdown Indicators
| COPJ | PL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -32.28% | -85.11% | +52.83% |
Max Drawdown (1Y)Largest decline over 1 year | -32.28% | -48.83% | +16.55% |
Max Drawdown (3Y)Largest decline over 3 years | -32.28% | -55.17% | +22.89% |
Current DrawdownCurrent decline from peak | -22.96% | -35.54% | +12.58% |
Average DrawdownAverage peak-to-trough decline | -12.08% | -55.27% | +43.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.33% | 15.82% | -3.49% |
Volatility
COPJ vs. PL - Volatility Comparison
The current volatility for Sprott Junior Copper Miners ETF (COPJ) is 18.91%, while Planet Labs PBC (PL) has a volatility of 41.66%. This indicates that COPJ experiences smaller price fluctuations and is considered to be less risky than PL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COPJ | PL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.91% | 41.66% | -22.75% |
Volatility (6M)Calculated over the trailing 6-month period | 38.69% | 73.65% | -34.96% |
Volatility (1Y)Calculated over the trailing 1-year period | 44.95% | 103.54% | -58.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 35.66% | 85.01% | -49.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 35.66% | 85.01% | -49.35% |
Dividends
COPJ vs. PL - Dividend Comparison
COPJ's dividend yield for the trailing twelve months is around 11.48%, while PL has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
COPJ Sprott Junior Copper Miners ETF | 11.48% | 11.57% | 11.64% | 2.48% |
PL Planet Labs PBC | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
COPJ and PL have a correlation of 0.35, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PL has higher volatility (41.66%) compared to COPJ (18.91%). In terms of maximum drawdown, COPJ dropped -32.28% vs PL's -85.11%.
PL currently has the higher Sharpe Ratio (4.32 vs 1.84), 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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