TNUK vs. TCAI

Last updated Jun 23, 2026

TNUK (Tortoise Nuclear Renaissance ETF) and TCAI (Tortoise AI Infrastructure ETF) are both exchange-traded funds - TNUK is a Energy Equities fund actively managed by Tortoise, while TCAI is a Technology Equities fund actively managed by Tortoise. Both are actively managed. A 0.72 correlation means they provide meaningful diversification when combined. TNUK charges 0.75%/yr vs 0.65%/yr for TCAI.

Performance

TNUK vs. TCAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tortoise Nuclear Renaissance ETF (TNUK) and Tortoise AI Infrastructure ETF (TCAI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TNUK achieves a 4.83% return, which is significantly lower than TCAI's 96.33% return.

TNUK

• 1D: 0.02%
• 1M: 1.01%
• YTD: 4.83%
• 6M: 2.14%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

TCAI

• 1D: 2.42%
• 1M: 16.16%
• YTD: 96.33%
• 6M: 93.56%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TNUK vs. TCAI - Yearly Performance Comparison

	2026 (YTD)	2025
TNUK Tortoise Nuclear Renaissance ETF	4.83%	0.34%
TCAI Tortoise AI Infrastructure ETF	96.33%	4.71%

Correlation

The correlation between TNUK and TCAI is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Dec 18, 2025	0.72

TNUK vs. TCAI - Sectors Allocation Comparison

Sectors	TNUK	TCAI
Industrials	47.8%	25.4%
Utilities	28.6%	8.6%
Energy	23.4%	4.7%
Basic Materials	0.1%	-
Technology	0.1%	51.4%
Communication Services	-	1.6%
Consumer Cyclical	-	1.3%
Consumer Defensive	-	-
Financial Services	-	7.1%
Healthcare	-	-
Real Estate	-	0.6%

Return for Risk

TNUK vs. TCAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tortoise Nuclear Renaissance ETF (TNUK) and Tortoise AI Infrastructure ETF (TCAI). 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

TNUK vs. TCAI - Drawdown Comparison

The maximum TNUK drawdown since its inception was -21.57%, which is greater than TCAI's maximum drawdown of -15.80%. Use the drawdown chart below to compare losses from any high point for TNUK and TCAI.

Drawdown Indicators

	TNUK	TCAI	Difference
Max Drawdown Largest peak-to-trough decline	-21.57%	-15.80%	-5.77%
Current Drawdown Current decline from peak	-12.47%	0.00%	-12.47%
Average Drawdown Average peak-to-trough decline	-8.44%	-3.53%	-4.91%

Volatility

Volatility by Period

	TNUK	TCAI	Difference
Volatility (1Y) Calculated over the trailing 1-year period	34.83%	37.24%	-2.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.83%	37.24%	-2.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.83%	37.24%	-2.41%

TNUK vs. TCAI - Expense Ratio Comparison

TNUK has a 0.75% expense ratio, which is higher than TCAI's 0.65% expense ratio.

Dividends

TNUK vs. TCAI - Dividend Comparison

TNUK has not paid dividends to shareholders, while TCAI's dividend yield for the trailing twelve months is around 0.03%.

Position	TTM	2025
TCAI Tortoise AI Infrastructure ETF	0.03%	0.05%
TNUK Tortoise Nuclear Renaissance ETF	0.00%	0.00%

Frequently Asked Questions

Can I hold both TNUK and TCAI in my portfolio?

TNUK and TCAI have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TNUK or TCAI?

On fees, TCAI is cheaper at 0.65% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TNUK or TCAI?

TCAI is cheaper with a 0.65% expense ratio, compared with 0.75% for TNUK.

Which ETF pays a higher dividend yield, TNUK or TCAI?

TCAI has the higher dividend yield at 0.03%, compared with 0.00% for TNUK.

What is the main difference between TNUK and TCAI?

TNUK is categorized as Energy Equities, while TCAI is Technology Equities. Their fees differ too: 0.75% for TNUK and 0.65% for TCAI.