IGE vs. TNGY
IGE (iShares North American Natural Resources ETF) and TNGY (Tortoise Energy Fund) are both Energy Equities funds. IGE is passively managed, while TNGY is actively managed. A 0.62 correlation means they provide meaningful diversification when combined. IGE charges 0.39%/yr vs 0.85%/yr for TNGY.
Performance
IGE vs. TNGY - Performance Comparison
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Returns By Period
In the year-to-date period, IGE achieves a 22.98% return, which is significantly higher than TNGY's 15.21% return.
IGE
- 1D
- -0.15%
- 1M
- -0.36%
- YTD
- 22.98%
- 6M
- 23.36%
- 1Y
- 43.74%
- 3Y*
- 20.25%
- 5Y*
- 17.22%
- 10Y*
- 9.79%
TNGY
- 1D
- 0.39%
- 1M
- -3.15%
- YTD
- 15.21%
- 6M
- 12.60%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IGE vs. TNGY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IGE iShares North American Natural Resources ETF | 22.98% | 12.62% |
TNGY Tortoise Energy Fund | 15.21% | 1.81% |
Correlation
The correlation between IGE and TNGY is 0.62, 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 Jun 17, 2025 | 0.62 |
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Return for Risk
IGE vs. TNGY — Risk / Return Rank
IGE
TNGY
IGE vs. TNGY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares North American Natural Resources ETF (IGE) and Tortoise Energy Fund (TNGY). 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.
| IGE | TNGY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.45 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 7.93 | — | — |
| Martin ratioReturn relative to average drawdown | 19.51 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IGE | TNGY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.75 | — | — |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.77 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.39 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.30 | 1.15 | -0.85 |
Drawdowns
IGE vs. TNGY - Drawdown Comparison
The maximum IGE drawdown since its inception was -67.55%, which is greater than TNGY's maximum drawdown of -8.86%. Use the drawdown chart below to compare losses from any high point for IGE and TNGY.
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Drawdown Indicators
| IGE | TNGY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -67.55% | -8.86% | -58.69% |
Max Drawdown (1Y)Largest decline over 1 year | -5.54% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -19.49% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -25.72% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -60.57% | — | — |
Current DrawdownCurrent decline from peak | -2.86% | -3.92% | +1.06% |
Average DrawdownAverage peak-to-trough decline | -18.90% | -2.18% | -16.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.25% | — | — |
Volatility
IGE vs. TNGY - Volatility Comparison
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Volatility by Period
| IGE | TNGY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.40% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 12.67% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 15.98% | 15.70% | +0.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.45% | 15.70% | +6.75% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.94% | 15.70% | +9.24% |
IGE vs. TNGY - Expense Ratio Comparison
IGE has a 0.39% expense ratio, which is lower than TNGY's 0.85% expense ratio.
Dividends
IGE vs. TNGY - Dividend Comparison
IGE's dividend yield for the trailing twelve months is around 1.89%, less than TNGY's 3.41% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGE iShares North American Natural Resources ETF | 1.89% | 2.32% | 2.54% | 2.85% | 2.96% | 2.92% | 3.34% | 5.55% | 2.68% | 2.11% | 1.66% | 3.08% |
TNGY Tortoise Energy Fund | 3.41% | 2.59% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IGE and TNGY have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IGE is cheaper at 0.39% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IGE is cheaper with a 0.39% expense ratio, compared with 0.85% for TNGY.
TNGY has the higher dividend yield at 3.41%, compared with 1.89% for IGE.
They also come from different issuers: iShares and Tortoise Capital. Their fees differ too: 0.39% for IGE and 0.85% for TNGY.
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