SPGM vs SPY
State Street SPDR Portfolio MSCI Global Stock Market ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, SPGM or SPY?
Each has led over a different period.
SPGM led over 1Y, SPY over 3Y, 5Y and the full window. The two have moved almost in lockstep, correlation 0.95.
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 | SPGM | SPY |
|---|---|---|
| Expense Ratio | 0.09%Tie | 0.09%Tie |
| AUM | $1.8B | $804.7B |
| Dividend Yield | 1.76% | 0.98% |
| Holdings | 2,985 | 505 |
| YTD Return | +12.82%Best | +11.52% |
| 1Y Return | +20.52%Best | +17.48% |
| 3Y Return (annualized) | +20.59% | +20.62%Best |
| 5Y Return (annualized) | +11.12% | +12.73%Best |
| Volatility (annualized) | 13.6%Best | 14.0% |
| Max Drawdown | -34.0%Best | -34.1% |
| $10,000 over 5 years | $16,942 | $18,205Best |
| Fund Family | SPDR State Street Global Advisors | State Street Investment Management |
| Category | Equity | Equity |
| Style | Large Cap Blend | Large Cap Blend |
| Inception | Feb 27, 2012 | Jan 22, 1993 |
Not shown on this pair: Top 10 Weight.
Volatility and max drawdown are measured over the window both funds cover: Feb 28, 2012 to Sep 10, 2026 (14.5 years).
SPGM vs SPY growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view covers the 14.5 years both funds cover.
SPGM vs SPY Performance
State Street SPDR Portfolio MSCI Global Stock Market ETF (SPGM) is an ETF from SPDR State Street Global Advisors and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Over the past year SPGM returned +20.52% while SPY returned +17.48%. Year to date, SPGM is up 12.82% versus a gain of 11.52% for SPY.
Over three years, SPGM compounded at +20.59% per year against +20.62% for SPY; over five years the annualized figures are +11.12% and +12.73% respectively. Across the full 15-year window we track, SPY has the edge at +13.03% annualized vs +9.72%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
SPY has been the more volatile fund, with annualized monthly volatility of 14.0% compared with 13.6% for SPGM. 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 -34.0% for SPGM and -34.1% 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 0.95. They move almost in lockstep, so holding both mostly duplicates the same exposure.
Fees and Cost Over Time
SPGM charges 0.09% per year while SPY charges 0.09%. On a $10,000 position that is $9 vs $9 annually. On income, SPGM currently yields 1.76% against 0.98% for SPY.
Holdings Overlap
At least 88.6% of SPY's money is in holdings SPGM also owns.
Stated as a floor: for SPGM, our book for it covers 94.6% of that fund, so a holding it does not list is one we cannot count as shared. The real figure is this or higher.
Most of SPY is already inside SPGM. Owning both mostly buys the same companies twice.
The two holdings books were reported 126 days apart, SPGM as of Mar 31, 2026 and SPY as of Aug 4, 2026, so some of the difference between them is the time between the two reports rather than the funds.
320 positions in common, counted across the 2,847 positions we hold weights for in SPGM and 504 in SPY, against full books of 2,985 and 505.
Top Shared Holdings
| Stock | Weight in SPGM | Weight in SPY | Difference |
|---|---|---|---|
| NVDANvidia Corp. | 4.02% | 7.71% | 3.69% |
| AAPLApple, Inc | 3.67% | 6.83% | 3.16% |
| MSFTMicrosoft Corp 4.100 Feb 06 37 | 2.59% | 5.50% | 2.91% |
| AMZNAmazon.Com Inc | 1.85% | 4.08% | 2.23% |
| AVGOBroadcom Inc | 1.33% | 2.97% | 1.64% |
| GOOGAlphabet Inc | 1.49% | 2.67% | 1.18% |
| METAMeta Platforms, Inc. | 1.20% | 1.94% | 0.74% |
| TSLATesla Inc | 1.01% | 1.38% | 0.37% |
| JPMJpmorgan Chase & Co. | 0.90% | 1.44% | 0.54% |
| BRK.BBerkshire Hathaway B | 0.64% | 1.42% | 0.78% |
88.6% of SPY is already inside SPGM.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, SPGM or SPY?
SPGM has an expense ratio of 0.09% while SPY charges 0.09%. At the precision these are quoted to, they cost the same.
Which performed better, SPGM or SPY?
Over the past year SPGM returned +20.52% vs +17.48% for SPY, so SPGM leads on 1-year performance. Over the longest common window we track (15 years), SPGM annualized +9.72% vs +13.03% for SPY. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, SPGM or SPY?
SPY has been the more volatile fund at 14.0% annualized versus 13.6% for SPGM. Worst drawdown: SPGM -34.0% vs SPY -34.1%.
Should I hold both SPGM and SPY?
SPGM and SPY have a monthly-return correlation of 0.95, 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.
What is the holdings overlap between SPGM and SPY?
At least 88.6% of SPY's money is in holdings SPGM also owns. Our book for SPGM is partial, so the real figure is this or higher. They hold 320 positions in common, counted across the 2,847 positions we hold weights for in SPGM and 504 in SPY.
Which pays a higher dividend, SPGM or SPY?
SPGM yields 1.76% while SPY yields 0.98%, so SPGM currently pays the higher dividend yield.
Is SPY better than SPGM?
SPGM led over 1Y, SPY over 3Y, 5Y and the full window. The two have moved almost in lockstep, correlation 0.95. Which one suits a particular account depends on what it is for. This is information, not a recommendation.