ARRNF vs. AMPX
ARRNF (American Rare Earths Limited) and AMPX (Amprius Technologies Inc.) are both stocks. ARRNF operates in Other Industrial Metals & Mining (Basic Materials), while AMPX operates in Electrical Equipment & Parts (Industrials). Over the past 3 years, ARRNF returned 34.73%/yr vs 16.37%/yr for AMPX. At a 0.07 correlation, their price movements are largely independent.
Performance
ARRNF vs. AMPX - Performance Comparison
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Returns By Period
In the year-to-date period, ARRNF achieves a 28.10% return, which is significantly lower than AMPX's 106.72% return.
ARRNF
- 1D
- 2.32%
- 1M
- -3.76%
- YTD
- 28.10%
- 6M
- 9.80%
- 1Y
- 49.44%
- 3Y*
- 34.73%
- 5Y*
- 68.17%
- 10Y*
- —
AMPX
- 1D
- -4.62%
- 1M
- -6.91%
- YTD
- 106.72%
- 6M
- 49.50%
- 1Y
- 313.96%
- 3Y*
- 16.37%
- 5Y*
- —
- 10Y*
- —
ARRNF vs. AMPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
ARRNF American Rare Earths Limited | 28.10% | 23.89% | 41.25% | -11.60% | -25.29% |
AMPX Amprius Technologies Inc. | 106.72% | 181.79% | -47.07% | -33.29% | -11.99% |
Correlation
The correlation between ARRNF and AMPX is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2022 | 0.07 |
The correlation between ARRNF and AMPX shifts across timeframes, from 0.06 (3 years) to 0.19 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
ARRNF:
$149.92M
AMPX:
$2.23B
ARRNF:
-A$0.02
AMPX:
-$0.31
ARRNF:
4.42
AMPX:
20.41
ARRNF:
-A$128.85K
AMPX:
$90.26M
ARRNF:
-A$385.87K
AMPX:
$16.37M
ARRNF:
-A$12.72M
AMPX:
-$17.72M
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Return for Risk
ARRNF vs. AMPX — Risk / Return Rank
ARRNF
AMPX
ARRNF vs. AMPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Rare Earths Limited (ARRNF) and Amprius Technologies Inc. (AMPX). 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.
| ARRNF | AMPX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.54 | ||
| Sortino ratioReturn per unit of downside risk | -1.12 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 1.34 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 0.72 | 6.82 | -6.10 |
| Martin ratioReturn relative to average drawdown | 0.99 | 16.45 | -15.46 |
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Drawdowns
ARRNF vs. AMPX - Drawdown Comparison
The maximum ARRNF drawdown since its inception was -83.01%, smaller than the maximum AMPX drawdown of -94.49%. Use the drawdown chart below to compare losses from any high point for ARRNF and AMPX.
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Drawdown Indicators
| ARRNF | AMPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.01% | -94.49% | +11.48% |
Max Drawdown (1Y)Largest decline over 1 year | -69.13% | -46.41% | -22.72% |
Max Drawdown (3Y)Largest decline over 3 years | -69.13% | -92.44% | +23.31% |
Max Drawdown (5Y)Largest decline over 5 years | -83.01% | — | — |
Current DrawdownCurrent decline from peak | -60.46% | -28.81% | -31.65% |
Average DrawdownAverage peak-to-trough decline | -46.27% | -54.95% | +8.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 49.90% | 19.19% | +30.71% |
Volatility
ARRNF vs. AMPX - Volatility Comparison
The current volatility for American Rare Earths Limited (ARRNF) is 26.35%, while Amprius Technologies Inc. (AMPX) has a volatility of 33.62%. This indicates that ARRNF experiences smaller price fluctuations and is considered to be less risky than AMPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ARRNF | AMPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 26.35% | 33.62% | -7.27% |
Volatility (6M)Calculated over the trailing 6-month period | 51.26% | 79.90% | -28.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 126.90% | 109.24% | +17.66% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 314.54% | 128.75% | +185.79% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 289.79% | 128.75% | +161.04% |
Dividends
ARRNF vs. AMPX - Dividend Comparison
Neither ARRNF nor AMPX has paid dividends to shareholders.
Financials
ARRNF vs. AMPX - Financials Comparison
This section allows you to compare key financial metrics between American Rare Earths Limited and Amprius Technologies 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
Frequently Asked Questions
ARRNF and AMPX have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMPX has higher volatility (33.62%) compared to ARRNF (26.35%). In terms of maximum drawdown, ARRNF dropped -83.01% vs AMPX's -94.49%.
AMPX currently has the higher Sharpe Ratio (2.93 vs 0.39), 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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