NASA vs. USAI
NASA (Tema Space Innovators ETF) and USAI (Pacer American Energy Independence ETF) are both exchange-traded funds - NASA is a Aerospace & Defense fund actively managed by Tema, while USAI is a Energy Equities fund tracking the American Energy Independence Index. NASA is actively managed, while USAI is passively managed. At a correlation of -0.18, they often move in opposite directions. Both charge a 0.75% expense ratio.
Performance
NASA vs. USAI - Performance Comparison
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Returns By Period
NASA
- 1D
- -6.07%
- 1M
- -27.39%
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
USAI
- 1D
- 0.80%
- 1M
- 5.30%
- 6M
- 24.01%
- YTD
- 25.70%
- 1Y
- 23.04%
- 3Y*
- 25.80%
- 5Y*
- 20.76%
- 10Y*
- —
NASA vs. USAI - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
NASA Tema Space Innovators ETF | -3.65% |
USAI Pacer American Energy Independence ETF | -0.59% |
Correlation
The correlation between NASA and USAI is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Mar 31, 2026 | -0.18 |
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Return for Risk
NASA vs. USAI — Risk / Return Rank
NASA
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
USAI
NASA vs. USAI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Tema Space Innovators ETF (NASA) and Pacer American Energy Independence ETF (USAI). 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.
| NASA | USAI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.24 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 2.57 | — |
| Martin ratioReturn relative to average drawdown | — | 5.21 | — |
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Drawdowns
NASA vs. USAI - Drawdown Comparison
The maximum NASA drawdown since its inception was -44.57%, smaller than the maximum USAI drawdown of -65.25%. Use the drawdown chart below to compare losses from any high point for NASA and USAI.
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Drawdown Indicators
| NASA | USAI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -44.57% | -65.25% | +20.68% |
Max Drawdown (1Y)Largest decline over 1 year | — | -9.01% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.22% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -20.68% | — |
Current DrawdownCurrent decline from peak | -44.57% | -3.27% | -41.30% |
Average DrawdownAverage peak-to-trough decline | -13.59% | -9.31% | -4.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 4.43% | — |
Volatility
NASA vs. USAI - Volatility Comparison
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Volatility by Period
| NASA | USAI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 5.37% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 12.68% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 67.06% | 16.20% | +50.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 67.06% | 20.46% | +46.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 67.06% | 27.20% | +39.86% |
NASA vs. USAI - Expense Ratio Comparison
Both NASA and USAI have an expense ratio of 0.75%.
Dividends
NASA vs. USAI - Dividend Comparison
NASA has not paid dividends to shareholders, while USAI's dividend yield for the trailing twelve months is around 4.09%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
NASA Tema Space Innovators ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
USAI Pacer American Energy Independence ETF | 4.09% | 5.03% | 3.62% | 4.99% | 5.41% | 6.15% | 7.67% | 6.50% | 5.56% | 0.08% |
Frequently Asked Questions
NASA and USAI have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Both ETFs have the same 0.75% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.
NASA and USAI have the same expense ratio: 0.75% per year.
USAI has the higher dividend yield at 4.09%, compared with 0.00% for NASA.
NASA is categorized as Aerospace & Defense, while USAI is Energy Equities. They also come from different issuers: Tema and Pacer.
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