IVVW vs. SPY
IVVW (iShares S&P 500 BuyWrite ETF) and SPY (State Street SPDR S&P 500 ETF) are both exchange-traded funds - IVVW is a Derivative Income fund tracking the Cboe S&P 500 Enhanced 1% OTM BuyWrite Index, while SPY is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past year, IVVW returned 19.41% vs 26.65% for SPY. Their correlation of 0.89 suggests significant overlap in exposure. IVVW charges 0.25%/yr vs 0.09%/yr for SPY.
Performance
IVVW vs. SPY - Performance Comparison
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Returns By Period
In the year-to-date period, IVVW achieves a 5.32% return, which is significantly lower than SPY's 9.74% return.
IVVW
- 1D
- 0.02%
- 1M
- 1.42%
- YTD
- 5.32%
- 6M
- 5.55%
- 1Y
- 19.41%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
SPY
- 1D
- -0.31%
- 1M
- 0.09%
- YTD
- 9.74%
- 6M
- 9.27%
- 1Y
- 26.65%
- 3Y*
- 21.27%
- 5Y*
- 13.51%
- 10Y*
- 15.70%
IVVW vs. SPY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IVVW iShares S&P 500 BuyWrite ETF | 5.32% | 11.71% | 12.76% |
SPY State Street SPDR S&P 500 ETF | 9.74% | 17.72% | 15.27% |
Correlation
The correlation between IVVW and SPY is 0.86, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.86 |
Correlation (All Time) Calculated using the full available price history since Mar 15, 2024 | 0.89 |
The correlation between IVVW and SPY has been stable across timeframes, ranging from 0.86 to 0.89 - a consistent structural relationship.
IVVW vs. SPY - Sectors Allocation Comparison
Sectors
IVVW
SPY
Technology
Financial Services
Communication Services
Consumer Cyclical
Healthcare
Industrials
Consumer Defensive
Energy
Utilities
Real Estate
Basic Materials
Technology
IVVW
SPY
Financial Services
IVVW
SPY
Communication Services
IVVW
SPY
Consumer Cyclical
IVVW
SPY
Healthcare
IVVW
SPY
Industrials
IVVW
SPY
Consumer Defensive
IVVW
SPY
Energy
IVVW
SPY
Utilities
IVVW
SPY
Real Estate
IVVW
SPY
Basic Materials
IVVW
SPY
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Return for Risk
IVVW vs. SPY — Risk / Return Rank
IVVW
SPY
IVVW vs. SPY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 BuyWrite ETF (IVVW) and State Street SPDR S&P 500 ETF (SPY). 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.
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.
| IVVW | SPY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.30 | ||
| Sortino ratioReturn per unit of downside risk | +0.45 | ||
| Omega ratioGain probability vs. loss probability | 1.54 | 1.39 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 3.35 | 3.01 | +0.34 |
| Martin ratioReturn relative to average drawdown | 17.98 | 13.54 | +4.44 |
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Drawdowns
IVVW vs. SPY - Drawdown Comparison
The maximum IVVW drawdown since its inception was -16.79%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for IVVW and SPY.
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Drawdown Indicators
| IVVW | SPY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -16.79% | -55.19% | +38.40% |
Max Drawdown (1Y)Largest decline over 1 year | -5.81% | -8.88% | +3.07% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.76% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -24.50% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.72% | — |
Current DrawdownCurrent decline from peak | -0.13% | -1.75% | +1.62% |
Average DrawdownAverage peak-to-trough decline | -1.73% | -9.04% | +7.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.08% | 1.97% | -0.89% |
Volatility
IVVW vs. SPY - Volatility Comparison
The current volatility for iShares S&P 500 BuyWrite ETF (IVVW) is 3.18%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 4.64%. This indicates that IVVW experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IVVW | SPY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.18% | 4.64% | -1.46% |
Volatility (6M)Calculated over the trailing 6-month period | 6.79% | 9.75% | -2.96% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.96% | 12.43% | -4.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.68% | 17.14% | -4.46% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 12.68% | 17.99% | -5.31% |
IVVW vs. SPY - Expense Ratio Comparison
IVVW has a 0.25% expense ratio, which is higher than SPY's 0.09% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IVVW vs. SPY - Dividend Comparison
IVVW's dividend yield for the trailing twelve months is around 19.62%, more than SPY's 1.01% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IVVW iShares S&P 500 BuyWrite ETF | 19.62% | 18.55% | 13.72% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SPY State Street SPDR S&P 500 ETF | 1.01% | 1.07% | 1.21% | 1.40% | 1.65% | 1.20% | 1.52% | 1.75% | 2.04% | 1.80% | 2.03% | 2.06% |
Frequently Asked Questions
IVVW and SPY have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SPY has higher volatility (4.64%) compared to IVVW (3.18%). In terms of maximum drawdown, IVVW dropped -16.79% vs SPY's -55.19%.
On 1-year performance, SPY leads with 26.65% vs 19.41% for IVVW. On fees, SPY is cheaper at 0.09% per year. On volatility, IVVW has been the lower-risk option at 3.18%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, SPY has performed better with a 26.65% return vs 19.41%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SPY is cheaper with a 0.09% expense ratio, compared with 0.25% for IVVW.
IVVW has the higher dividend yield at 19.62%, compared with 1.01% for SPY.
IVVW is categorized as Derivative Income, while SPY is S&P 500. IVVW tracks Cboe S&P 500 Enhanced 1% OTM BuyWrite Index, while SPY tracks S&P 500 Index. They also come from different issuers: iShares and State Street. Their fees differ too: 0.25% for IVVW and 0.09% for SPY.
IVVW currently has the higher Sharpe Ratio (2.45 vs 2.16), 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.
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