RMBS vs. URNM
RMBS (Rambus Inc.) is a stock, while URNM (Sprott Uranium Miners ETF) is Commodity Producers Equities fund tracking the VettaFi Global Uranium Miners Index. Over the past 5 years, RMBS returned 49.08%/yr vs 12.61%/yr for URNM. At a 0.35 correlation, their price movements are largely independent.
Performance
RMBS vs. URNM - Performance Comparison
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Returns By Period
In the year-to-date period, RMBS achieves a 59.50% return, which is significantly higher than URNM's -0.56% return.
RMBS
- 1D
- 1.45%
- 1M
- 8.68%
- YTD
- 59.50%
- 6M
- 55.53%
- 1Y
- 141.61%
- 3Y*
- 32.27%
- 5Y*
- 49.08%
- 10Y*
- 28.27%
URNM
- 1D
- 0.53%
- 1M
- -14.56%
- YTD
- -0.56%
- 6M
- -0.53%
- 1Y
- 31.54%
- 3Y*
- 20.14%
- 5Y*
- 12.61%
- 10Y*
- —
RMBS vs. URNM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
RMBS Rambus Inc. | 59.50% | 73.84% | -22.55% | 90.54% | 21.88% | 68.33% | 26.75% | 9.50% |
URNM Sprott Uranium Miners ETF | -0.56% | 40.78% | -14.13% | 57.80% | -11.86% | 78.32% | 68.36% | 4.05% |
Correlation
The correlation between RMBS and URNM is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.31 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.31 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.33 |
Correlation (All Time) Calculated using the full available price history since Dec 4, 2019 | 0.35 |
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Return for Risk
RMBS vs. URNM — Risk / Return Rank
RMBS
URNM
RMBS vs. URNM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rambus Inc. (RMBS) and Sprott Uranium Miners ETF (URNM). 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.
| RMBS | URNM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.27 | ||
| Sortino ratioReturn per unit of downside risk | +1.14 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.14 | +0.18 |
| Calmar ratioReturn relative to maximum drawdown | 3.88 | 0.82 | +3.06 |
| Martin ratioReturn relative to average drawdown | 9.73 | 2.00 | +7.73 |
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Drawdowns
RMBS vs. URNM - Drawdown Comparison
The maximum RMBS drawdown since its inception was -97.16%, which is greater than URNM's maximum drawdown of -50.78%. Use the drawdown chart below to compare losses from any high point for RMBS and URNM.
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Drawdown Indicators
| RMBS | URNM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.16% | -50.78% | -46.38% |
Max Drawdown (1Y)Largest decline over 1 year | -36.69% | -38.72% | +2.03% |
Max Drawdown (3Y)Largest decline over 3 years | -48.83% | -50.78% | +1.95% |
Max Drawdown (5Y)Largest decline over 5 years | -48.83% | -50.78% | +1.95% |
Max Drawdown (10Y)Largest decline over 10 years | -52.95% | — | — |
Current DrawdownCurrent decline from peak | -14.12% | -35.02% | +20.90% |
Average DrawdownAverage peak-to-trough decline | -74.88% | -18.09% | -56.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 14.62% | 15.78% | -1.16% |
Volatility
RMBS vs. URNM - Volatility Comparison
Rambus Inc. (RMBS) has a higher volatility of 28.11% compared to Sprott Uranium Miners ETF (URNM) at 17.40%. This indicates that RMBS's price experiences larger fluctuations and is considered to be riskier than URNM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RMBS | URNM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 28.11% | 17.40% | +10.71% |
Volatility (6M)Calculated over the trailing 6-month period | 62.19% | 41.84% | +20.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 76.00% | 52.48% | +23.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 55.40% | 48.58% | +6.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 46.30% | 47.04% | -0.74% |
Dividends
RMBS vs. URNM - Dividend Comparison
RMBS has not paid dividends to shareholders, while URNM's dividend yield for the trailing twelve months is around 3.19%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
RMBS Rambus Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
URNM Sprott Uranium Miners ETF | 3.19% | 3.18% | 3.18% | 3.63% | 0.00% | 6.70% | 2.57% |
Frequently Asked Questions
RMBS and URNM have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RMBS has higher volatility (28.11%) compared to URNM (17.40%). In terms of maximum drawdown, RMBS dropped -97.16% vs URNM's -50.78%.
RMBS currently has the higher Sharpe Ratio (1.87 vs 0.60), 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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