FSPGX vs FXAIX
Fidelity Large Cap Growth Index Fund vs Fidelity 500 Index Fund
Quick Verdict
FXAIX has a lower expense ratio. FXAIX delivered stronger 1-year returns. FXAIX offers more diversification with 1,009 holdings.
Side-by-Side Comparison
| Metric | FSPGX | FXAIX | Winner |
|---|---|---|---|
| Expense Ratio | 0.04% | 0.02% | |
| AUM | - | $594.0B | |
| Dividend Yield | 0.39% | 1.06% | |
| Holdings | 395 | 1,009 | |
| YTD Return | +4.20% | +12.55% | |
| 1Y Return | +10.96% | +20.25% | |
| 3Y Return (annualized) | +22.06% | +20.61% | |
| 5Y Return (annualized) | +11.22% | +11.51% | |
| Volatility (annualized) | 19.1% | 15.6% | |
| Max Drawdown | -34.5% | -25.4% | |
| Fund Family | Fidelity Investments (US) | Fidelity Investments (US) | |
| Category | Equity | Equity | |
| Inception | Jun 7, 2016 | May 4, 2011 |
FSPGX vs FXAIX Performance
Fidelity Large Cap Growth Index Fund (FSPGX) is a mutual fund from Fidelity Investments (US) and Fidelity 500 Index Fund (FXAIX) is a mutual fund from Fidelity Investments (US). Over the past year FSPGX returned +10.96% while FXAIX returned +20.25%. Year to date, FSPGX is up 4.20% versus a gain of 12.55% for FXAIX.
Over three years, FSPGX compounded at +22.06% per year against +20.61% for FXAIX; over five years the annualized figures are +11.22% and +11.51% respectively. Across the full 5-year window we track, FXAIX has the edge at +11.51% annualized vs +11.22%. Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
FSPGX has been the more volatile fund, with annualized monthly volatility of 19.1% compared with 15.6% for FXAIX. 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 -34.5% for FSPGX and -25.4% for FXAIX. 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 0.93. They move almost in lockstep, so holding both mostly duplicates the same exposure.
Fees and Cost Over Time
FSPGX charges 0.04% per year while FXAIX charges 0.02%. On a $10,000 position that is $4 vs $2 annually, a gap of $2 per year that compounds over a long holding period. On income, FSPGX currently yields 0.39% against 1.06% for FXAIX.
Holdings Overlap
FSPGX and FXAIX share 188 holdings out of 710 unique holdings combined, representing a 55.2% weight overlap.
High overlap means holding both may not provide much additional diversification.
Frequently Asked Questions
Which is cheaper, FSPGX or FXAIX?
FSPGX has an expense ratio of 0.04% while FXAIX charges 0.02%. FXAIX is the cheaper option. On a $10,000 investment, that is $2 per year of difference.
Which performed better, FSPGX or FXAIX?
Over the past year FSPGX returned +10.96% vs +20.25% for FXAIX, so FXAIX leads on 1-year performance. Over the longest common window we track (5 years), FSPGX annualized +11.22% vs +11.51% for FXAIX. Past performance does not guarantee future results.
Which is riskier, FSPGX or FXAIX?
FSPGX has been the more volatile fund at 19.1% annualized versus 15.6% for FXAIX. Worst drawdown: FSPGX -34.5% vs FXAIX -25.4%.
Should I hold both FSPGX and FXAIX?
FSPGX and FXAIX have a monthly-return correlation of 0.93, so they move almost identically. Holding both adds little diversification - most investors pick one, usually on fees or the specific index tracked.
What is the holdings overlap between FSPGX and FXAIX?
FSPGX and FXAIX share 188 common holdings with a 55.2% weight overlap. Combined, they hold 710 unique securities.
Which pays a higher dividend, FSPGX or FXAIX?
FSPGX yields 0.39% while FXAIX yields 1.06%, so FXAIX currently pays the higher dividend yield.
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