TNUK vs. MDST
TNUK (Tortoise Nuclear Renaissance ETF) and MDST (Westwood Salient Enhanced Midstream Income ETF) are both Energy Equities funds. Both are actively managed. At a correlation of -0.03, they often move in opposite directions. TNUK charges 0.75%/yr vs 0.80%/yr for MDST.
Performance
TNUK vs. MDST - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, TNUK achieves a 4.10% return, which is significantly lower than MDST's 16.23% return.
TNUK
- 1D
- 0.18%
- 1M
- -7.01%
- YTD
- 4.10%
- 6M
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MDST
- 1D
- 1.12%
- 1M
- 0.68%
- YTD
- 16.23%
- 6M
- 15.14%
- 1Y
- 20.41%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
TNUK vs. MDST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TNUK Tortoise Nuclear Renaissance ETF | 4.10% | 0.02% |
MDST Westwood Salient Enhanced Midstream Income ETF | 16.23% | 2.13% |
Correlation
The correlation between TNUK and MDST is -0.03, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Dec 19, 2025 | -0.03 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
TNUK vs. MDST — Risk / Return Rank
TNUK
MDST
TNUK vs. MDST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Tortoise Nuclear Renaissance ETF (TNUK) and Westwood Salient Enhanced Midstream Income ETF (MDST). 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.
Loading charts...
Sharpe Ratios by Period
| TNUK | MDST | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | — | 1.70 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.28 | 1.20 | -0.92 |
Drawdowns
TNUK vs. MDST - Drawdown Comparison
The maximum TNUK drawdown since its inception was -17.94%, which is greater than MDST's maximum drawdown of -14.19%. Use the drawdown chart below to compare losses from any high point for TNUK and MDST.
Loading charts...
Drawdown Indicators
| TNUK | MDST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.94% | -14.19% | -3.75% |
Max Drawdown (1Y)Largest decline over 1 year | — | -6.74% | — |
Current DrawdownCurrent decline from peak | -13.08% | -2.45% | -10.63% |
Average DrawdownAverage peak-to-trough decline | -7.76% | -2.17% | -5.59% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 2.37% | — |
Volatility
TNUK vs. MDST - Volatility Comparison
Loading charts...
Volatility by Period
| TNUK | MDST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 4.99% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 8.38% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 34.07% | 12.11% | +21.96% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 34.07% | 16.12% | +17.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.07% | 16.12% | +17.95% |
TNUK vs. MDST - Expense Ratio Comparison
TNUK has a 0.75% expense ratio, which is lower than MDST's 0.80% expense ratio.
Dividends
TNUK vs. MDST - Dividend Comparison
TNUK has not paid dividends to shareholders, while MDST's dividend yield for the trailing twelve months is around 9.22%.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
MDST Westwood Salient Enhanced Midstream Income ETF | 9.22% | 10.22% | 6.60% |
TNUK Tortoise Nuclear Renaissance ETF | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
TNUK and MDST have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, TNUK is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.
TNUK is cheaper with a 0.75% expense ratio, compared with 0.80% for MDST.
MDST has the higher dividend yield at 9.22%, compared with 0.00% for TNUK.
They also come from different issuers: Tortoise and Westwood. Their fees differ too: 0.75% for TNUK and 0.80% for MDST.
Find the right allocation for TNUK and MDST
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer