TCAI vs. TNUK

Last updated Jun 3, 2026

TCAI (Tortoise AI Infrastructure ETF) and TNUK (Tortoise Nuclear Renaissance ETF) are both exchange-traded funds - TCAI is a Technology Equities fund actively managed by Tortoise, while TNUK is a Energy Equities fund actively managed by Tortoise. Both are actively managed. A 0.71 correlation means they provide meaningful diversification when combined. TCAI charges 0.65%/yr vs 0.75%/yr for TNUK.

Performance

TCAI vs. TNUK - Performance Comparison

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

Returns By Period

In the year-to-date period, TCAI achieves a 90.13% return, which is significantly higher than TNUK's 6.13% return.

TCAI

• 1D: 2.62%
• 1M: 22.37%
• YTD: 90.13%
• 6M: 84.31%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

TNUK

• 1D: 2.10%
• 1M: -5.12%
• YTD: 6.13%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TCAI vs. TNUK - Yearly Performance Comparison

	2026 (YTD)	2025
TCAI Tortoise AI Infrastructure ETF	90.13%	2.33%
TNUK Tortoise Nuclear Renaissance ETF	6.13%	0.02%

Correlation

The correlation between TCAI and TNUK is 0.71, 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 19, 2025	0.71

Return for Risk

TCAI vs. TNUK - Risk-Adjusted Trends Comparison

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

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

Sharpe Ratios by Period

	TCAI	TNUK	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	4.66	0.42	+4.24

Drawdowns

TCAI vs. TNUK - Drawdown Comparison

The maximum TCAI drawdown since its inception was -15.80%, smaller than the maximum TNUK drawdown of -17.94%. Use the drawdown chart below to compare losses from any high point for TCAI and TNUK.

Drawdown Indicators

	TCAI	TNUK	Difference
Max Drawdown Largest peak-to-trough decline	-15.80%	-17.94%	+2.14%
Current Drawdown Current decline from peak	0.00%	-11.39%	+11.39%
Average Drawdown Average peak-to-trough decline	-3.45%	-7.66%	+4.21%

Volatility

Volatility by Period

	TCAI	TNUK	Difference
Volatility (1Y) Calculated over the trailing 1-year period	35.90%	34.22%	+1.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.90%	34.22%	+1.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.90%	34.22%	+1.68%

TCAI vs. TNUK - Expense Ratio Comparison

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

Dividends

TCAI vs. TNUK - Dividend Comparison

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

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 TCAI and TNUK in my portfolio?

TCAI and TNUK have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TCAI or TNUK?

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, TCAI or TNUK?

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

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

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

What is the main difference between TCAI and TNUK?

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