IRBA vs SPY
iMGP RBA Responsible Global Allocation ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, IRBA or SPY?
Allocation/Balanced against Large Cap Blend.
SPY led over 1Y and the full window. The two have moved almost in lockstep, correlation 0.91.
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 | IRBA | SPY |
|---|---|---|
| Expense Ratio | - | 0.09% |
| AUM | - | $823.2B |
| Dividend Yield | 2.29% | 0.99% |
| Holdings | 9 | 1,515 |
| Volatility (annualized) | 13.7%Best | 17.3% |
| Max Drawdown | -21.6%Best | -22.1% |
| $10,000 over 2.7 years | $9,584 | $13,065Best |
| Fund Family | iMGP Funds | State Street Investment Management |
| Category | Allocation/Balanced | Equity |
| Style | Allocation/Balanced | Large Cap Blend |
| Inception | Jan 31, 2022 | Jan 22, 1993 |
Not shown on this pair: YTD Return, 1Y Return, 3Y Return (annualized), 5Y Return (annualized), Top 10 Weight.
The two price series end 712 days apart, so a return over any period would be measuring two different stretches of market. Those rows are withheld. IRBA has data through Nov 1, 2024 and SPY through Oct 14, 2026.
Volatility and max drawdown, and the $10,000 over 2.7 years row, are measured over the window both funds cover: Feb 1, 2022 to Nov 1, 2024 (2.7 years).
Risk: Volatility and Drawdowns
SPY has been the more volatile fund, with annualized monthly volatility of 17.3% compared with 13.7% for IRBA. 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 -21.6% for IRBA and -22.1% for SPY. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.91. They move almost in lockstep, so holding both mostly duplicates the same exposure.
You are not choosing between two funds in isolation.
Whichever of IRBA 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 riskier, IRBA or SPY?
SPY has been the more volatile fund at 17.3% annualized versus 13.7% for IRBA. Worst drawdown: IRBA -21.6% vs SPY -22.1%.
Should I hold both IRBA and SPY?
IRBA and SPY have a monthly-return correlation of 0.91, so they move almost identically. What is left to separate them is the fee and the index each one tracks. This is information, not a recommendation.
Which pays a higher dividend, IRBA or SPY?
IRBA yields 2.29% while SPY yields 0.99%, so IRBA currently pays the higher dividend yield.
Is SPY better than IRBA?
SPY led over 1Y and the full window. The two have moved almost in lockstep, correlation 0.91. Which one suits a particular account depends on what it is for. This is information, not a recommendation.