AMPX vs. NTSX
AMPX (Amprius Technologies Inc.) is a stock, while NTSX (WisdomTree U.S. Efficient Core Fund) is Diversified Portfolio fund actively managed by WisdomTree. Over the past 3 years, AMPX returned 18.33%/yr vs 18.28%/yr for NTSX. At a 0.25 correlation, their price movements are largely independent.
Performance
AMPX vs. NTSX - Performance Comparison
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Returns By Period
In the year-to-date period, AMPX achieves a 59.19% return, which is significantly higher than NTSX's 6.42% return.
AMPX
- 1D
- 0.32%
- 1M
- -29.56%
- YTD
- 59.19%
- 6M
- 47.25%
- 1Y
- 232.28%
- 3Y*
- 18.33%
- 5Y*
- —
- 10Y*
- —
NTSX
- 1D
- -0.25%
- 1M
- -1.39%
- YTD
- 6.42%
- 6M
- 4.81%
- 1Y
- 19.46%
- 3Y*
- 18.28%
- 5Y*
- 8.80%
- 10Y*
- —
AMPX vs. NTSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
AMPX Amprius Technologies Inc. | 59.19% | 181.79% | -47.07% | -33.29% | -11.99% |
NTSX WisdomTree U.S. Efficient Core Fund | 6.42% | 18.82% | 20.20% | 22.70% | -4.11% |
Correlation
The correlation between AMPX and NTSX is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.32 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.29 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2022 | 0.25 |
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Return for Risk
AMPX vs. NTSX — Risk / Return Rank
AMPX
NTSX
AMPX vs. NTSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amprius Technologies Inc. (AMPX) and WisdomTree U.S. Efficient Core Fund (NTSX). 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.
| AMPX | NTSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.66 | ||
| Sortino ratioReturn per unit of downside risk | +0.52 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.27 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 5.04 | 2.13 | +2.91 |
| Martin ratioReturn relative to average drawdown | 11.56 | 9.03 | +2.53 |
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Drawdowns
AMPX vs. NTSX - Drawdown Comparison
The maximum AMPX drawdown since its inception was -94.49%, which is greater than NTSX's maximum drawdown of -31.34%. Use the drawdown chart below to compare losses from any high point for AMPX and NTSX.
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Drawdown Indicators
| AMPX | NTSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.49% | -31.34% | -63.15% |
Max Drawdown (1Y)Largest decline over 1 year | -46.41% | -9.16% | -37.25% |
Max Drawdown (3Y)Largest decline over 3 years | -91.30% | -16.82% | -74.48% |
Max Drawdown (5Y)Largest decline over 5 years | — | -31.34% | — |
Current DrawdownCurrent decline from peak | -45.18% | -3.05% | -42.13% |
Average DrawdownAverage peak-to-trough decline | -54.78% | -6.76% | -48.02% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 20.19% | 2.16% | +18.03% |
Volatility
AMPX vs. NTSX - Volatility Comparison
Amprius Technologies Inc. (AMPX) has a higher volatility of 35.51% compared to WisdomTree U.S. Efficient Core Fund (NTSX) at 5.23%. This indicates that AMPX's price experiences larger fluctuations and is considered to be riskier than NTSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMPX | NTSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 35.51% | 5.23% | +30.28% |
Volatility (6M)Calculated over the trailing 6-month period | 80.04% | 10.51% | +69.53% |
Volatility (1Y)Calculated over the trailing 1-year period | 108.34% | 13.05% | +95.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 128.61% | 17.17% | +111.44% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 128.61% | 18.28% | +110.33% |
Dividends
AMPX vs. NTSX - Dividend Comparison
AMPX has not paid dividends to shareholders, while NTSX's dividend yield for the trailing twelve months is around 1.11%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
AMPX Amprius Technologies Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
NTSX WisdomTree U.S. Efficient Core Fund | 1.11% | 1.14% | 1.14% | 1.21% | 1.36% | 0.82% | 0.92% | 1.42% | 0.62% |
Frequently Asked Questions
AMPX and NTSX have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMPX has higher volatility (35.51%) compared to NTSX (5.23%). In terms of maximum drawdown, AMPX dropped -94.49% vs NTSX's -31.34%.
AMPX currently has the higher Sharpe Ratio (2.16 vs 1.50), 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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