NASA vs. WELD

Last updated Jul 18, 2026

NASA (Tema Space Innovators ETF) and WELD (Tema U.S. Manufacturing & Reshoring ETF) are both exchange-traded funds - NASA is a Aerospace & Defense fund actively managed by Tema, while WELD is a Industrials Equities fund actively managed by Tema. Both are actively managed. At a 0.43 correlation, their price movements are largely independent. Both charge a 0.75% expense ratio.

Performance

NASA vs. WELD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tema Space Innovators ETF (NASA) and Tema U.S. Manufacturing & Reshoring ETF (WELD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

NASA

• 1D: -0.99%
• 1M: -27.32%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

WELD

• 1D: -0.45%
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

NASA vs. WELD - Yearly Performance Comparison

	2026 (YTD)
NASA Tema Space Innovators ETF	-26.43%
WELD Tema U.S. Manufacturing & Reshoring ETF	-11.04%

Correlation

The correlation between NASA and WELD is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 22, 2026	0.43

Return for Risk

NASA vs. WELD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tema Space Innovators ETF (NASA) and Tema U.S. Manufacturing & Reshoring ETF (WELD). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Drawdowns

NASA vs. WELD - Drawdown Comparison

The maximum NASA drawdown since its inception was -45.12%, which is greater than WELD's maximum drawdown of -11.04%. Use the drawdown chart below to compare losses from any high point for NASA and WELD.

Drawdown Indicators

	NASA	WELD	Difference
Max Drawdown Largest peak-to-trough decline	-45.12%	-11.04%	-34.08%
Current Drawdown Current decline from peak	-45.12%	-11.04%	-34.08%
Average Drawdown Average peak-to-trough decline	-14.01%	-7.35%	-6.66%

Volatility

Volatility by Period

	NASA	WELD	Difference
Volatility (1Y) Calculated over the trailing 1-year period	66.63%	33.23%	+33.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	66.63%	33.23%	+33.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	66.63%	33.23%	+33.40%

NASA vs. WELD - Expense Ratio Comparison

Both NASA and WELD have an expense ratio of 0.75%.

Dividends

NASA vs. WELD - Dividend Comparison

Neither NASA nor WELD has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both NASA and WELD in my portfolio?

NASA and WELD have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, NASA or WELD?

Both ETFs have the same 0.75% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, NASA or WELD?

NASA and WELD have the same expense ratio: 0.75% per year.

Which ETF pays a higher dividend yield, NASA or WELD?

NASA and WELD have nearly identical dividend yields, around 0.00%.

What is the main difference between NASA and WELD?

NASA is categorized as Aerospace & Defense, while WELD is Industrials Equities.