Side-by-side ETF comparison
IWM vs SPY
iShares Russell 2000 ETF vs SPDR S&P 500 ETF Trust
PERFORMANCE COMPARISON
iShares Russell 2000 ETF vs SPDR S&P 500 ETF Trust
IWM+16.95%SPY+11.14%
Both series indexed to 100 at the start of the selected period. Final values represent total return over the window.
Key Metrics
Annual Returns
| Year | IWM | SPY |
|---|---|---|
| 2026 (YTD) | +15.4% | +8.2% |
Wall Street Guru Holders
Gurus who hold this ETF directly in their 13F portfolio
IWM
Israel Englander$10.0B3.7%
Paul Tudor Jones$9.2B12.8%
Ken Griffin$7.8B0.9%
Goldman Sachs$5.4B0.5%
Ken Griffin$4.7B0.5%
SPY
Ken Griffin$35.7B4.1%
JPMorgan Chase$35.3B2.0%
Goldman Sachs$23.5B2.0%
Ken Griffin$23.3B2.7%
Goldman Sachs$17.1B1.5%
Holdings Comparison
Overlap: 0/27 (0%) · IWM only: 10+ · SPY only: 10+
IWM only
Holdings as of 2025-12-31 (SEC N-PORT-P, top 30 by valUSD)