COII vs SPY
REX COIN Growth & Income ETF vs State Street SPDR S&P 500 ETF Trust
Quick Verdict
SPY has a lower expense ratio. SPY delivered stronger 1-year returns. SPY offers more diversification with 505 holdings.
Side-by-Side Comparison
| Metric | COII | SPY | Winner |
|---|---|---|---|
| Expense Ratio | 1.56% | 0.09% | |
| AUM | $2M | $821.1B | |
| Dividend Yield | 78.01% | 1.01% | |
| Holdings | 6 | 505 | |
| YTD Return | -45.82% | +12.68% | |
| 1Y Return | -56.75% | +21.82% | |
| 3Y Return (annualized) | - | +21.98% | |
| 5Y Return (annualized) | - | +12.89% | |
| Volatility (annualized) | 42.5% | 15.3% | |
| Max Drawdown | -72.4% | -56.5% | |
| Fund Family | REX Shares | State Street Investment Management | |
| Category | Alternative | Equity | |
| Inception | Jun 4, 2025 | Jan 22, 1993 |
COII vs SPY Performance
REX COIN Growth & Income ETF (COII) is a ETF from REX Shares and State Street SPDR S&P 500 ETF Trust (SPY) is a ETF from State Street Investment Management. Over the past year COII returned -56.75% while SPY returned +21.82%. Year to date, COII is down 45.82% versus a gain of 12.68% for SPY.
Risk: Volatility and Drawdowns
COII has been the more volatile fund, with annualized monthly volatility of 42.5% compared with 15.3% for SPY. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -72.4% for COII and -56.5% for SPY. Drawdown depth is worth weighing if you expect to sell during market stress rather than ride it out.
The two funds' monthly returns correlate at 0.49. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
COII charges 1.56% per year while SPY charges 0.09%. On a $10,000 position that is $156 vs $9 annually, a gap of $147 per year that compounds over a long holding period. On income, COII currently yields 78.01% against 1.01% for SPY.
Holdings Overlap
COII and SPY share 0 holdings out of 505 unique holdings combined, representing a 0.0% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Frequently Asked Questions
Which is cheaper, COII or SPY?
COII has an expense ratio of 1.56% while SPY charges 0.09%. SPY is the cheaper option. On a $10,000 investment, that is $147 per year of difference.
Which performed better, COII or SPY?
Over the past year COII returned -56.75% vs +21.82% for SPY, so SPY leads on 1-year performance. Over the longest common window we track (1 years), COII annualized -56.04% vs +8.81% for SPY. Past performance does not guarantee future results.
Which is riskier, COII or SPY?
COII has been the more volatile fund at 42.5% annualized versus 15.3% for SPY. Worst drawdown: COII -72.4% vs SPY -56.5%.
Should I hold both COII and SPY?
COII and SPY have a monthly-return correlation of 0.49, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between COII and SPY?
COII and SPY share 0 common holdings with a 0.0% weight overlap. Combined, they hold 505 unique securities.
Which pays a higher dividend, COII or SPY?
COII yields 78.01% while SPY yields 1.01%, so COII currently pays the higher dividend yield.
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