- CUSIP
- 890930878
- Issuer
- Tortoise
- Inception Date
- Dec 18, 2025
- Region
- Global (Global)
- Category
- Energy Equities
- Leveraged
- 1x (No leverage)
- Index Tracked
- No Index (Active)
- Asset Class
- Equity
- Asset Class Size
- Mid-Cap
- Asset Class Style
- Growth
- Assets Under Management
- $2M
Share Price Chart
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Performance
TNUK Performance Chart
Tortoise Nuclear Renaissance ETF (TNUK) is up 4.8% since the beginning of the year. TNUK is currently trading at $26 per share.
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Returns By Period
Tortoise Nuclear Renaissance ETF
- 1D
- 0.02%
- 1M
- 1.01%
- YTD
- 4.83%
- 6M
- 2.14%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
TNUK Monthly Returns History
Based on dividend-adjusted daily data since Dec 18, 2025, TNUK's average daily return is +0.06%, while the average monthly return is +0.99%. At this rate, an investment would double in approximately 5.9 years.
Historically, 43% of months were positive and 57% were negative. The best month was Jan 2026 with a return of +12.8%, while the worst month was Mar 2026 at -8.9%. The longest winning streak lasted 2 consecutive months, and the longest losing streak was 2 months.
On a daily basis, TNUK closed higher 54% of trading days. The best single day was Apr 30, 2026 with a return of +5.2%, while the worst single day was Mar 20, 2026 at -5.7%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 12.84% | -0.63% | -8.88% | 10.33% | -6.60% | -0.42% | 4.83% | ||||||
| 2025 | 0.34% | 0.34% |
Benchmark Metrics
Tortoise Nuclear Renaissance ETF has an annualized alpha of -19.99%, beta of 1.73, and R2 of 0.48 versus S&P 500 Index. Calculated based on daily prices since December 18, 2025.
- This ETF participated in 130.52% of S&P 500 Index downside but only 81.38% of its upside - more exposed to losses than it benefited from rallies.
- R2 of 0.48 means the benchmark explains less than half of this ETF's behavior - treat beta with caution or consider switching to a more representative benchmark.
- Alpha
- -19.99%
- Beta
- 1.73
- R²
- 0.48
- Upside Capture
- 81.38%
- Downside Capture
- 130.52%
Expense Ratio
TNUK has an expense ratio of 0.75%, placing it in the medium range.
Return for Risk
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Tortoise Nuclear Renaissance ETF (TNUK) and compare them to S&P 500 Index.
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.
| TNUK | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.37 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 2.78 | — |
| Martin ratioReturn relative to average drawdown | — | 12.44 | — |
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the Tortoise Nuclear Renaissance ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Tortoise Nuclear Renaissance ETF was 21.57%, occurring on Jun 10, 2026. The portfolio has not yet recovered.
The current Tortoise Nuclear Renaissance ETF drawdown is 12.47%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2026 bear market2026 | -21.57%Jun 2026 | 4mo 12d | — | 4mo 25dJan 2026 - now |
2026 pullback2026 | -2.98%Jan 2026 | 1d | 1d | 2dJan 2026 - Jan 2026 |
2025 pullback2025 | -2.88%Dec 2025 | 5d | 2d | 7dDec 2025 - Jan 2026 |
2026 pullback2026 | -2.15%Jan 2026 | 6d | 1d | 7dJan 2026 - Jan 2026 |
2026 pullback2026 | -0.73%Jan 2026 | 0s | 1d | 1dJan 2026 - Jan 2026 |
Drawdown Indicators
| TNUK | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -21.57% | -56.78% | +35.21% |
Max Drawdown (1Y)Largest decline over 1 year | — | -9.10% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | -12.47% | -1.80% | -10.67% |
Average DrawdownAverage peak-to-trough decline | -8.44% | -10.71% | +2.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 2.03% | — |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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