SPY vs THNR
State Street SPDR S&P 500 ETF Trust vs Amplify Weight Loss Drug & Treatment ETF
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 | SPY | THNR | Winner |
|---|---|---|---|
| Expense Ratio | 0.09% | 0.59% | |
| AUM | $821.1B | $5M | |
| Dividend Yield | 1.01% | 1.63% | |
| Holdings | 505 | 22 | |
| YTD Return | +12.93% | +4.09% | |
| 1Y Return | +20.62% | +16.51% | |
| 3Y Return (annualized) | +22.00% | - | |
| 5Y Return (annualized) | +13.33% | - | |
| Volatility (annualized) | 15.3% | 15.0% | |
| Max Drawdown | -56.5% | -33.1% | |
| Fund Family | State Street Investment Management | Amplify ETFs | |
| Category | Equity | Equity | |
| Inception | Jan 22, 1993 | May 21, 2024 |
SPY vs THNR Performance
State Street SPDR S&P 500 ETF Trust (SPY) is a ETF from State Street Investment Management and Amplify Weight Loss Drug & Treatment ETF (THNR) is a ETF from Amplify ETFs. Over the past year SPY returned +20.62% while THNR returned +16.51%. Year to date, SPY is up 12.93% versus a gain of 4.09% for THNR.
Risk: Volatility and Drawdowns
SPY has been the more volatile fund, with annualized monthly volatility of 15.3% compared with 15.0% for THNR. 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 -56.5% for SPY and -33.1% for THNR. 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 0.30. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
SPY charges 0.09% per year while THNR charges 0.59%. On a $10,000 position that is $9 vs $59 annually, a gap of $50 per year that compounds over a long holding period. On income, SPY currently yields 1.01% against 1.63% for THNR.
Holdings Overlap
SPY and THNR share 6 holdings out of 519 unique holdings combined, representing a 3.1% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Frequently Asked Questions
Which is cheaper, SPY or THNR?
SPY has an expense ratio of 0.09% while THNR charges 0.59%. SPY is the cheaper option. On a $10,000 investment, that is $50 per year of difference.
Which performed better, SPY or THNR?
Over the past year SPY returned +20.62% vs +16.51% for THNR, so SPY leads on 1-year performance. Over the longest common window we track (2 years), SPY annualized +8.82% vs +2.58% for THNR. Past performance does not guarantee future results.
Which is riskier, SPY or THNR?
SPY has been the more volatile fund at 15.3% annualized versus 15.0% for THNR. Worst drawdown: SPY -56.5% vs THNR -33.1%.
Should I hold both SPY and THNR?
SPY and THNR have a monthly-return correlation of 0.30, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between SPY and THNR?
SPY and THNR share 6 common holdings with a 3.1% weight overlap. Combined, they hold 519 unique securities.
Which pays a higher dividend, SPY or THNR?
SPY yields 1.01% while THNR yields 1.63%, so THNR currently pays the higher dividend yield.
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