SIOO vs SPY
VistaShares Target 15 S&P 100 Distribution ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, SIOO or SPY?
Option Writing against Large Cap Blend.
SPY has a lower expense ratio.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | SIOO | SPY |
|---|---|---|
| Expense Ratio | 0.59% | 0.09%Best |
| AUM | $20M | $804.7B |
| Dividend Yield | 11.26% | 0.98% |
| Holdings | 117 | 505 |
| YTD Return | +9.57% | +11.97%Best |
| 1Y Return | - | +16.40% |
| 3Y Return (annualized) | - | +21.10% |
| 5Y Return (annualized) | - | +12.88% |
| Fund Family | VistaShares | State Street Investment Management |
| Category | Alternative | Equity |
| Style | Option Writing | Large Cap Blend |
| Inception | Dec 11, 2025 | Jan 22, 1993 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
SIOO vs SPY growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
SIOO vs SPY Performance
VistaShares Target 15 S&P 100 Distribution ETF (SIOO) is an ETF from VistaShares and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Year to date, SIOO is up 9.57% versus a gain of 11.97% for SPY.
Past performance does not guarantee future results.
Fees and Cost Over Time
SIOO charges 0.59% per year while SPY charges 0.09%. On a $10,000 position that is $59 vs $9 annually, a gap of $50 per year that compounds over a long holding period. On income, SIOO currently yields 11.26% against 0.98% for SPY.
Holdings Overlap
At least 72.3% of SPY's money is in holdings SIOO also owns.
Stated as a floor: for SIOO, our book for it covers 92.1% of that fund, so a holding it does not list is one we cannot count as shared. The real figure is this or higher.
Most of SPY is already inside SIOO. Owning both mostly buys the same companies twice.
100 positions in common, counted across the 103 positions we hold weights for in SIOO and 504 in SPY, against full books of 117 and 505.
Top Shared Holdings
| Stock | Weight in SIOO | Weight in SPY | Difference |
|---|---|---|---|
| NVDANvidia Corp | 9.79% | 8.01% | 1.78% |
| AAPLApple, Inc | 8.44% | 7.26% | 1.18% |
| MSFTMicrosoft Corp | 5.75% | 5.66% | 0.09% |
| AMZNAmazon.Com Inc | 4.32% | 3.79% | 0.53% |
| AVGOBroadcom Inc | 3.44% | 2.66% | 0.78% |
| GOOGAlphabet Inc | 3.39% | 2.39% | 1.00% |
| METAMeta Platforms Inc | 2.78% | 1.93% | 0.85% |
| MUMicron Technology, Inc. | 2.29% | 1.60% | 0.69% |
| TSLATesla Inc | 2.08% | 1.52% | 0.56% |
| JPMJpmorgan Chase | 1.96% | 1.45% | 0.51% |
72.3% of SPY is already inside SIOO.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, SIOO or SPY?
SIOO has an expense ratio of 0.59% while SPY charges 0.09%. SPY is the cheaper option, by $50 a year on a $10,000 investment.
What is the holdings overlap between SIOO and SPY?
At least 72.3% of SPY's money is in holdings SIOO also owns. Our book for SIOO is partial, so the real figure is this or higher. They hold 100 positions in common, counted across the 103 positions we hold weights for in SIOO and 504 in SPY.
Which pays a higher dividend, SIOO or SPY?
SIOO yields 11.26% while SPY yields 0.98%, so SIOO currently pays the higher dividend yield.
Is SPY better than SIOO?
SPY has a lower expense ratio. Which one suits a particular account depends on what it is for. This is information, not a recommendation.