CEMB vs SPY
iShares JP Morgan EM Corporate Bond 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 503 holdings.
Side-by-Side Comparison
| Metric | CEMB | SPY | Winner |
|---|---|---|---|
| Expense Ratio | 0.50% | 0.09% | |
| AUM | $398M | $789.1B | |
| Dividend Yield | 5.13% | 1.01% | |
| Holdings | 1,143 | 505 | |
| YTD Return | -1.34% | +13.68% | |
| 1Y Return | +0.64% | +21.53% | |
| 3Y Return (annualized) | +5.93% | +21.44% | |
| 5Y Return (annualized) | +1.14% | +13.18% | |
| Volatility (annualized) | 7.5% | 15.3% | |
| Max Drawdown | -48.2% | -56.5% | |
| Fund Family | iShares by BlackRock (US) | State Street Investment Management | |
| Category | Fixed Income | Equity | |
| Inception | Apr 17, 2012 | Jan 22, 1993 |
CEMB vs SPY Performance
iShares JP Morgan EM Corporate Bond ETF (CEMB) is a ETF from iShares by BlackRock (US) and State Street SPDR S&P 500 ETF Trust (SPY) is a ETF from State Street Investment Management. Over the past year CEMB returned +0.64% while SPY returned +21.53%. Year to date, CEMB is down 1.34% versus a gain of 13.68% for SPY.
Over three years, CEMB compounded at +5.93% per year against +21.44% for SPY; over five years the annualized figures are +1.14% and +13.18% respectively. Across the full 14-year window we track, SPY has the edge at +8.85% annualized vs +3.28%. Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
SPY has been the more volatile fund, with annualized monthly volatility of 15.3% compared with 7.5% for CEMB. 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 -48.2% for CEMB 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 0.62. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
CEMB charges 0.50% per year while SPY charges 0.09%. On a $10,000 position that is $50 vs $9 annually, a gap of $41 per year that compounds over a long holding period. On income, CEMB currently yields 5.13% against 1.01% for SPY.
Holdings Overlap
CEMB and SPY share 0 holdings out of 650 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, CEMB or SPY?
CEMB has an expense ratio of 0.50% while SPY charges 0.09%. SPY is the cheaper option. On a $10,000 investment, that is $41 per year of difference.
Which performed better, CEMB or SPY?
Over the past year CEMB returned +0.64% vs +21.53% for SPY, so SPY leads on 1-year performance. Over the longest common window we track (14 years), CEMB annualized +3.28% vs +8.85% for SPY. Past performance does not guarantee future results.
Which is riskier, CEMB or SPY?
SPY has been the more volatile fund at 15.3% annualized versus 7.5% for CEMB. Worst drawdown: CEMB -48.2% vs SPY -56.5%.
Should I hold both CEMB and SPY?
CEMB and SPY have a monthly-return correlation of 0.62, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between CEMB and SPY?
CEMB and SPY share 0 common holdings with a 0.0% weight overlap. Combined, they hold 650 unique securities.
Which pays a higher dividend, CEMB or SPY?
CEMB yields 5.13% while SPY yields 1.01%, so CEMB currently pays the higher dividend yield.
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