BU vs SPY
Defiance Daily Target 2X Long B ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, BU or SPY?
Trading-Leveraged Equity 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 | BU | SPY |
|---|---|---|
| Expense Ratio | 1.29% | 0.09%Best |
| AUM | $543,489.99 | $804.7B |
| Dividend Yield | 0.00% | 0.98% |
| Holdings | 8 | 505 |
| Fund Family | Defiance ETFs, LLC | State Street Investment Management |
| Category | Alternative | Equity |
| Style | Trading-Leveraged Equity | Large Cap Blend |
| Inception | Nov 18, 2025 | Jan 22, 1993 |
Not shown on this pair: YTD Return, 1Y Return, 3Y Return (annualized), 5Y Return (annualized), Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
The two price series end 101 days apart, so a return over any period would be measuring two different stretches of market. Those rows are withheld. BU has data through Jun 8, 2026 and SPY through Sep 17, 2026.
Fees and Cost Over Time
BU charges 1.29% per year while SPY charges 0.09%. On a $10,000 position that is $129 vs $9 annually, a gap of $120 per year that compounds over a long holding period. On income, BU currently yields 0.00% against 0.98% for SPY.
Holdings Overlap
We hold position weights for 1 holding in BU and 504 in SPY, totalling 11.5% and 99.9% of the two funds. The two books name no position in common, so there is no overlap percentage to show.
The two holdings books were reported 154 days apart, BU as of Mar 31, 2026 and SPY as of Sep 1, 2026, so some of the difference between them is the time between the two reports rather than the funds.
0 positions in common, counted across the 1 positions we hold weights for in BU and 504 in SPY, against full books of 8 and 505.
You are not choosing between two funds in isolation.
Whichever of BU and SPY you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, BU or SPY?
BU has an expense ratio of 1.29% while SPY charges 0.09%. SPY is the cheaper option, by $120 a year on a $10,000 investment.
Which pays a higher dividend, BU or SPY?
BU yields 0.00% while SPY yields 0.98%, so SPY currently pays the higher dividend yield.
Is SPY better than BU?
SPY has a lower expense ratio. Which one suits a particular account depends on what it is for. This is information, not a recommendation.