ACSG vs SPY
American Century Small Cap Growth Insights ETF vs State Street SPDR S&P 500 ETF Trust
Quick Verdict
SPY has a lower expense ratio. SPY offers more diversification with 505 holdings.
Side-by-Side Comparison
| Metric | ACSG | SPY | Winner |
|---|---|---|---|
| Expense Ratio | 0.49% | 0.09% | |
| AUM | $27M | $821.1B | |
| Dividend Yield | 0.00% | 1.01% | |
| Holdings | 303 | 505 | |
| YTD Return | +20.24% | +12.68% | |
| 1Y Return | - | +21.82% | |
| 3Y Return (annualized) | - | +21.98% | |
| 5Y Return (annualized) | - | +12.89% | |
| Volatility (annualized) | - | 15.3% | |
| Max Drawdown | -13.3% | -56.5% | |
| Fund Family | American Century ETFs | State Street Investment Management | |
| Category | Equity | Equity | |
| Inception | Oct 14, 2025 | Jan 22, 1993 |
ACSG vs SPY Performance
American Century Small Cap Growth Insights ETF (ACSG) is a ETF from American Century ETFs and State Street SPDR S&P 500 ETF Trust (SPY) is a ETF from State Street Investment Management. Year to date, ACSG is up 20.24% versus a gain of 12.68% for SPY.
Risk: Volatility and Drawdowns
The deepest peak-to-trough decline in our data was -13.3% for ACSG and -56.5% for SPY. Drawdown depth is worth weighing if you expect to sell during market stress rather than ride it out.
Fees and Cost Over Time
ACSG charges 0.49% per year while SPY charges 0.09%. On a $10,000 position that is $49 vs $9 annually, a gap of $40 per year that compounds over a long holding period. On income, ACSG currently yields 0.00% against 1.01% for SPY.
Holdings Overlap
ACSG and SPY share 1 holdings out of 798 unique holdings combined, representing a 0.0% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Top Shared Holdings
| Stock | Weight in ACSG | Weight in SPY | Difference |
|---|---|---|---|
| FDS | 0.15% | 0.02% | 0.13% |
Frequently Asked Questions
Which is cheaper, ACSG or SPY?
ACSG has an expense ratio of 0.49% while SPY charges 0.09%. SPY is the cheaper option. On a $10,000 investment, that is $40 per year of difference.
What is the holdings overlap between ACSG and SPY?
ACSG and SPY share 1 common holdings with a 0.0% weight overlap. Combined, they hold 798 unique securities.
Which pays a higher dividend, ACSG or SPY?
ACSG yields 0.00% while SPY yields 1.01%, so SPY currently pays the higher dividend yield.
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