NFLY vs. CRAK
NFLY (YieldMax NFLX Option Income Strategy ETF) and CRAK (VanEck Oil Refiners ETF) are both exchange-traded funds - NFLY is a Derivative Income fund actively managed by YieldMax, while CRAK is a Energy Equities fund tracking the MVIS Global Oil Refiners Index. NFLY is actively managed, while CRAK is passively managed. Over the past year, NFLY returned -27.86% vs 67.58% for CRAK. At a 0.06 correlation, their price movements are largely independent. NFLY charges 0.99%/yr vs 0.62%/yr for CRAK.
Performance
NFLY vs. CRAK - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, NFLY achieves a -8.27% return, which is significantly lower than CRAK's 33.23% return.
NFLY
- 1D
- 0.63%
- 1M
- -4.36%
- YTD
- -8.27%
- 6M
- -14.68%
- 1Y
- -27.86%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
CRAK
- 1D
- 0.56%
- 1M
- -1.83%
- YTD
- 33.23%
- 6M
- 27.96%
- 1Y
- 67.58%
- 3Y*
- 22.78%
- 5Y*
- 13.54%
- 10Y*
- 13.28%
NFLY vs. CRAK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
NFLY YieldMax NFLX Option Income Strategy ETF | -8.27% | 1.66% | 66.37% | 3.45% |
CRAK VanEck Oil Refiners ETF | 33.23% | 39.11% | -15.05% | 6.70% |
Correlation
The correlation between NFLY and CRAK is -0.14, 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 (1Y) Calculated over the trailing 1-year period | -0.14 |
Correlation (All Time) Calculated using the full available price history since Aug 9, 2023 | 0.06 |
The correlation between NFLY and CRAK shifts across timeframes, from -0.14 (1 year) to 0.06 (all time), reflecting how their relationship changes across market environments.
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
NFLY vs. CRAK — Risk / Return Rank
NFLY
CRAK
NFLY vs. CRAK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for YieldMax NFLX Option Income Strategy ETF (NFLY) and VanEck Oil Refiners ETF (CRAK). 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.
| NFLY | CRAK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -4.72 | ||
| Sortino ratioReturn per unit of downside risk | -6.16 | ||
| Omega ratioGain probability vs. loss probability | 0.82 | 1.62 | -0.80 |
| Calmar ratioReturn relative to maximum drawdown | -0.75 | 7.93 | -8.68 |
| Martin ratioReturn relative to average drawdown | -1.35 | 22.48 | -23.83 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| NFLY | CRAK | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -1.01 | 3.70 | -4.72 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 0.66 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.60 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.65 | 0.54 | +0.11 |
Drawdowns
NFLY vs. CRAK - Drawdown Comparison
The maximum NFLY drawdown since its inception was -37.18%, smaller than the maximum CRAK drawdown of -58.80%. Use the drawdown chart below to compare losses from any high point for NFLY and CRAK.
Loading charts...
Drawdown Indicators
| NFLY | CRAK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -37.18% | -58.80% | +21.62% |
Max Drawdown (1Y)Largest decline over 1 year | -37.18% | -8.57% | -28.61% |
Max Drawdown (3Y)Largest decline over 3 years | — | -35.61% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -35.61% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -58.80% | — |
Current DrawdownCurrent decline from peak | -31.88% | -3.81% | -28.07% |
Average DrawdownAverage peak-to-trough decline | -8.54% | -12.50% | +3.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 20.64% | 3.02% | +17.62% |
Volatility
NFLY vs. CRAK - Volatility Comparison
The current volatility for YieldMax NFLX Option Income Strategy ETF (NFLY) is 5.48%, while VanEck Oil Refiners ETF (CRAK) has a volatility of 6.74%. This indicates that NFLY experiences smaller price fluctuations and is considered to be less risky than CRAK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| NFLY | CRAK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.48% | 6.74% | -1.26% |
Volatility (6M)Calculated over the trailing 6-month period | 21.20% | 14.27% | +6.93% |
Volatility (1Y)Calculated over the trailing 1-year period | 27.68% | 18.35% | +9.33% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.30% | 20.61% | +7.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.30% | 22.16% | +6.14% |
NFLY vs. CRAK - Expense Ratio Comparison
NFLY has a 0.99% expense ratio, which is higher than CRAK's 0.62% expense ratio.
Dividends
NFLY vs. CRAK - Dividend Comparison
NFLY's dividend yield for the trailing twelve months is around 58.86%, more than CRAK's 1.51% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CRAK VanEck Oil Refiners ETF | 1.51% | 2.02% | 5.60% | 3.65% | 3.08% | 2.40% | 2.64% | 1.49% | 2.42% | 1.66% | 3.42% | 0.47% |
NFLY YieldMax NFLX Option Income Strategy ETF | 58.86% | 61.53% | 49.91% | 11.84% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
NFLY and CRAK have a correlation of -0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CRAK has higher volatility (6.74%) compared to NFLY (5.48%). In terms of maximum drawdown, NFLY dropped -37.18% vs CRAK's -58.80%.
On 1-year performance, CRAK leads with 67.58% vs -27.86% for NFLY. On fees, CRAK is cheaper at 0.62% per year. On volatility, NFLY has been the lower-risk option at 5.48%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, CRAK has performed better with a 67.58% return vs -27.86%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
CRAK is cheaper with a 0.62% expense ratio, compared with 0.99% for NFLY.
NFLY has the higher dividend yield at 58.86%, compared with 1.51% for CRAK.
NFLY is categorized as Derivative Income, while CRAK is Energy Equities. They also come from different issuers: YieldMax and VanEck. Their fees differ too: 0.99% for NFLY and 0.62% for CRAK.
CRAK currently has the higher Sharpe Ratio (3.70 vs -1.01), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for NFLY and CRAK
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