TNUK vs. PBOG

Last updated Jun 5, 2026

TNUK (Tortoise Nuclear Renaissance ETF) and PBOG (Portfolio Building Block Integrated Oil & Gas and Exploration & Production Index ETF) are both exchange-traded funds - TNUK is a Energy Equities fund actively managed by Tortoise, while PBOG is a Oil & Gas fund tracking the BITA Global Oil & Gas Select Index. TNUK is actively managed, while PBOG is passively managed. At a correlation of -0.13, they often move in opposite directions. TNUK charges 0.75%/yr vs 0.13%/yr for PBOG.

Performance

TNUK vs. PBOG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tortoise Nuclear Renaissance ETF (TNUK) and Portfolio Building Block Integrated Oil & Gas and Exploration & Production Index ETF (PBOG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TNUK achieves a 4.10% return, which is significantly lower than PBOG's 31.74% return.

TNUK

• 1D: 0.18%
• 1M: -7.01%
• YTD: 4.10%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

PBOG

• 1D: -0.36%
• 1M: -2.93%
• YTD: 31.74%
• 6M: 29.27%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TNUK vs. PBOG - Yearly Performance Comparison

	2026 (YTD)	2025
TNUK Tortoise Nuclear Renaissance ETF	4.10%	0.02%
PBOG Portfolio Building Block Integrated Oil & Gas and Exploration & Production Index ETF	31.74%	3.19%

Correlation

The correlation between TNUK and PBOG is -0.13, 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 Dec 19, 2025	-0.13

Return for Risk

TNUK vs. PBOG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tortoise Nuclear Renaissance ETF (TNUK) and Portfolio Building Block Integrated Oil & Gas and Exploration & Production Index ETF (PBOG). 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

	TNUK	PBOG	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	0.28	3.24	-2.96

Drawdowns

TNUK vs. PBOG - Drawdown Comparison

The maximum TNUK drawdown since its inception was -17.94%, which is greater than PBOG's maximum drawdown of -11.45%. Use the drawdown chart below to compare losses from any high point for TNUK and PBOG.

Drawdown Indicators

	TNUK	PBOG	Difference
Max Drawdown Largest peak-to-trough decline	-17.94%	-11.45%	-6.49%
Current Drawdown Current decline from peak	-13.08%	-7.15%	-5.93%
Average Drawdown Average peak-to-trough decline	-7.76%	-3.13%	-4.63%

Volatility

Volatility by Period

	TNUK	PBOG	Difference
Volatility (1Y) Calculated over the trailing 1-year period	34.07%	23.59%	+10.48%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.07%	23.59%	+10.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.07%	23.59%	+10.48%

TNUK vs. PBOG - Expense Ratio Comparison

TNUK has a 0.75% expense ratio, which is higher than PBOG's 0.13% expense ratio.

Dividends

TNUK vs. PBOG - Dividend Comparison

TNUK has not paid dividends to shareholders, while PBOG's dividend yield for the trailing twelve months is around 0.13%.

Position	TTM	2025
PBOG Portfolio Building Block Integrated Oil & Gas and Exploration & Production Index ETF	0.13%	0.17%
TNUK Tortoise Nuclear Renaissance ETF	0.00%	0.00%

Frequently Asked Questions

Can I hold both TNUK and PBOG in my portfolio?

TNUK and PBOG have a correlation of -0.13, 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 PBOG?

On fees, PBOG is cheaper at 0.13% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TNUK or PBOG?

PBOG is cheaper with a 0.13% expense ratio, compared with 0.75% for TNUK.

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

PBOG has the higher dividend yield at 0.13%, compared with 0.00% for TNUK.

What is the main difference between TNUK and PBOG?

TNUK is categorized as Energy Equities, while PBOG is Oil & Gas. They also come from different issuers: Tortoise and Portfolio Building Blocks. Their fees differ too: 0.75% for TNUK and 0.13% for PBOG.