IWO vs SPY
Comparison between ISHARES RUSSELL 2000 GROWTH ETF (IWO, ETF) and SPDR S&P 500 ETF Trust (SPY, ETF).
5-Year PerformanceSPY has outperformed IWO, delivering a return of +13.2% compared to +5.4%
IWO vs SPY - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Net Assets
IWO
$15B
Winner
SPY
$784B
Expense Ratio
IWO
0.24%
Winner
SPY
0.09%
Max Drawdown
IWO
60.31%
Winner
SPY
56.47%
Sharpe Ratio
IWO
1.50
Winner
SPY
1.54
5Y Beta
IWO
1.22
Winner
SPY
1.00
P/E Ratio
IWO
98.46
Winner
SPY
27.62
Forward P/E
Winner
IWO
20.06
SPY
21.11
5Y Dividends CAGR
Winner
IWO
8.50%
SPY
6.00%
5Y EPS CAGR
IWO
N/A
SPY
25.30%
Debt to Equity
IWO
35.48%
Winner
SPY
31.11%
P/S Ratio
Winner
IWO
2.33
SPY
3.49
P/B Ratio
Winner
IWO
4.62
SPY
5.30
IWO vs SPY - Holdings Comparison
IWO and SPY have 1 common holdings. Overlap is -0.02%
IWO's top 25 holdings weight is 21.87%. SPY's top 25 holdings weight is 51.24%.
| Rank | IWO | SPY |
|---|---|---|
| #1 | BLOOM ENERGY CORP CLASS A (BE) - 3.42% | NVIDIA CORP (NVDA) - 7.81% |
| #2 | CREDO TECHNOLOGY GROUP HOLDING LTD (CRDO) - 2.15% | APPLE INC (AAPL) - 6.81% |
| #3 | STERLING INFRASTRUCTURE INC (STRL) - 1.43% | MICROSOFT CORP (MSFT) - 4.53% |
| #4 | FABRINET (FN) - 1.18% | AMAZON.COM INC (AMZN) - 3.72% |
| #5 | IONQ INC CLASS A (IONQ) - 1.08% | ALPHABET INC CLASS A (GOOGL) - 3.39% |
| #6 | GUARDANT HEALTH INC (GH) - 0.88% | BROADCOM INC (AVGO) - 2.77% |
| #7 | SITIME CORP ORDINARY SHARES (SITM) - 0.86% | ALPHABET INC CLASS C (GOOG) - 2.72% |
| #8 | SEMTECH CORP (SMTC) - 0.84% | META PLATFORMS INC CLASS A (META) - 2.03% |
| #9 | MODINE MANUFACTURING CO (MOD) - 0.83% | MICRON TECHNOLOGY INC (MU) - 1.78% |
| #10 | NEXTPOWER INC CLASS A (NXT) - 0.82% | TESLA INC (TSLA) - 1.76% |
| #11 | RAMBUS INC (RMBS) - 0.80% | BERKSHIRE HATHAWAY INC CLASS B (BRK-B) - 1.41% |
| #12 | DYCOM INDUSTRIES INC (DY) - 0.77% | JPMORGAN CHASE & CO (JPM) - 1.38% |
| #13 | DIGITALOCEAN HOLDINGS INC (DOCN) - 0.74% | ELI LILLY AND CO (LLY) - 1.38% |
| #14 | ADVANCED ENERGY INDUSTRIES INC (AEIS) - 0.74% | ADVANCED MICRO DEVICES INC (AMD) - 1.28% |
| #15 | VIAVI SOLUTIONS INC (VIAV) - 0.64% | EXXON MOBIL CORP (XOM) - 0.92% |
| #16 | SPX TECHNOLOGIES INC (SPXC) - 0.63% | JOHNSON & JOHNSON (JNJ) - 0.88% |
| #17 | MOOG INC CLASS A (MOG-A) - 0.63% | VISA INC CLASS A (V) - 0.87% |
| #18 | BRIDGEBIO PHARMA INC (BBIO) - 0.59% | INTEL CORP (INTC) - 0.85% |
| #19 | ARROWHEAD PHARMACEUTICALS INC (ARWR) - 0.58% | WALMART INC (WMT) - 0.82% |
| #20 | AXSOME THERAPEUTICS INC (AXSM) - 0.58% | CISCO SYSTEMS INC (CSCO) - 0.73% |
| #21 | AEROVIRONMENT INC (AVAV) - 0.35% | LAM RESEARCH CORP (LRCX) - 0.71% |
| #22 | ARCHROCK INC (AROC) - 0.34% | APPLIED MATERIALS INC (AMAT) - 0.70% |
| #23 | NUVALENT INC CLASS A (NUVL) - 0.34% | CATERPILLAR INC (CAT) - 0.68% |
| #24 | SANMINA CORP (SANM) - 0.33% | COSTCO WHOLESALE CORP (COST) - 0.68% |
| #25 | PIPER SANDLER COS (PIPR) - 0.32% | MASTERCARD INC CLASS A (MA) - 0.63% |
| Total Holdings | 1046 | 505 |
IWO vs SPY - Historical Returns
Returns include dividend reinvestment.
1M
Winner
IWO
+4.24%
SPY
-1.37%
3M
Winner
IWO
+22.64%
SPY
+12.22%
6M
Winner
IWO
+16.81%
SPY
+7.20%
1Y
Winner
IWO
+39.67%
SPY
+23.58%
5Y(CAGR)
IWO
+5.43%
Winner
SPY
+13.19%
10Y(CAGR)
IWO
+11.56%
Winner
SPY
+15.12%
Max(CAGR)
IWO
+7.21%
Winner
SPY
+8.44%
IWO vs SPY - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | IWO | SPY |
|---|---|---|
| 2026 | +18.69% | +7.95% |
| 2025 | +12.52% | +18.00% |
| 2024 | +16.13% | +25.59% |
| 2023 | +19.56% | +26.72% |
| 2022 | -27.17% | -18.64% |
| 2021 | +4.06% | +30.52% |
| 2020 | +34.46% | +17.28% |
| 2019 | +28.07% | +31.09% |
| 2018 | -10.30% | -5.24% |
| 2017 | +21.71% | +20.78% |
| 2016 | +14.71% | +13.59% |
| 2015 | -0.66% | +1.31% |
| 2014 | +6.99% | +14.56% |
| 2013 | +39.28% | +29.00% |
| 2012 | +13.33% | +14.17% |
| 2011 | -4.60% | +0.85% |
| 2010 | +26.19% | +13.14% |
| 2009 | +31.85% | +22.67% |
| 2008 | -37.46% | -36.25% |
| 2007 | +6.76% | +5.32% |
| 2006 | +10.89% | +13.85% |
| 2005 | +5.59% | +5.32% |
| 2004 | +13.00% | +10.75% |
| 2003 | +44.40% | +24.18% |
| 2002 | -30.51% | -22.42% |
| 2001 | -4.63% | -10.13% |
| 2000 | -14.94% | -8.84% |
| 1999 | N/A | +8.61% |
IWO vs SPY Drawdown Comparison
The maximum drawdown for IWO was -60.11%, occurring on Oct 9, 2002. Recovery took 1624 trading sessions.
The maximum drawdown for SPY was -55.20%, occurring on Mar 9, 2009. Recovery took 1224 trading sessions.
The current IWO drawdown is -1.57%. The current SPY drawdown is -3.18%.
| Rank | IWO | SPY |
|---|---|---|
| #1 | -60.11% Sep 1, 2000 - Feb 22, 2007 | -55.20% Oct 9, 2007 - Aug 16, 2012 |
| #2 | -57.62% Oct 10, 2007 - Dec 21, 2010 | -47.50% Mar 24, 2000 - Oct 26, 2006 |
| #3 | -42.02% Feb 9, 2021 - Oct 6, 2025 | -33.70% Feb 19, 2020 - Aug 10, 2020 |
| #4 | -39.81% Feb 19, 2020 - Aug 7, 2020 | -24.50% Jan 3, 2022 - Dec 13, 2023 |
| #5 | -29.23% Apr 29, 2011 - Sep 14, 2012 | -19.34% Sep 20, 2018 - Apr 12, 2019 |
| #6 | -28.80% Aug 31, 2018 - Jan 14, 2020 | -18.76% Feb 19, 2025 - Jun 26, 2025 |
| #7 | -28.69% Jun 23, 2015 - Dec 8, 2016 | -13.02% Jul 20, 2015 - Apr 18, 2016 |
| #8 | -14.87% Jan 22, 2026 - Apr 17, 2026 | -10.10% Jan 26, 2018 - Aug 6, 2018 |
| #9 | -14.44% Mar 4, 2014 - Dec 22, 2014 | -9.44% Sep 2, 2020 - Nov 11, 2020 |
| #10 | -10.85% Sep 14, 2012 - Jan 2, 2013 | -9.30% Jan 19, 2000 - Mar 17, 2000 |
| #11 | -10.26% Jul 19, 2007 - Oct 5, 2007 | -9.05% Jul 19, 2007 - Oct 5, 2007 |
| #12 | -10.24% Oct 15, 2025 - Dec 11, 2025 | -8.88% Jan 27, 2026 - Apr 14, 2026 |
| #13 | -9.04% Jan 26, 2018 - Mar 9, 2018 | -8.41% Jul 16, 2024 - Sep 19, 2024 |
| #14 | -8.73% Feb 22, 2007 - Apr 16, 2007 | -7.35% Sep 14, 2012 - Jan 2, 2013 |
| #15 | -7.76% Sep 2, 2020 - Oct 5, 2020 | -7.27% Sep 18, 2014 - Oct 31, 2014 |
Correlation
Correlation between IWO and SPY is 0.96 which considered as a very strong positive correlation - the stocks move almost identically together.
0.96
-101
Dividend Comparison (1999 - 2026)
IWO vs SPY dividend yield comparison.
| Year | IWO | SPY |
|---|---|---|
| 2026 | 0.14% | 0.50% |
| 2025 | 0.56% | 1.07% |
| 2024 | 0.80% | 1.21% |
| 2023 | 0.73% | 1.40% |
| 2022 | 0.73% | 1.65% |
| 2021 | 0.32% | 1.20% |
| 2020 | 0.44% | 1.52% |
| 2019 | 0.71% | 1.75% |
| 2018 | 0.76% | 2.04% |
| 2017 | 0.73% | 1.80% |
| 2016 | 0.97% | 2.03% |
| 2015 | 0.89% | 2.06% |
| 2014 | 0.73% | 1.87% |
| 2013 | 0.72% | 1.81% |
| 2012 | 1.46% | 2.18% |
| 2011 | 0.68% | 2.05% |
| 2010 | 0.66% | 1.80% |
| 2009 | 0.50% | 1.95% |
| 2008 | 1.10% | 3.02% |
| 2007 | 0.59% | 1.85% |
| 2006 | 0.32% | 1.73% |
| 2005 | 0.47% | 1.73% |
| 2004 | 0.24% | 1.82% |
| 2003 | 0.34% | 1.47% |
| 2002 | 0.43% | 1.70% |
| 2001 | 0.19% | 1.25% |
| 2000 | 0.09% | 1.15% |
| 1999 | 0.00% | 0.24% |
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