COFYX vs. WFSPX
COFYX (Columbia Contrarian Core Fund Institutional 3 Class) and WFSPX (iShares S&P 500 Index Fund) are both mutual funds - COFYX is a Large Cap Value Equities fund actively managed by Columbia, while WFSPX is a S&P 500 fund tracking the S&P 500 Index. COFYX is actively managed, while WFSPX is passively managed. Over the past 10 years, COFYX returned 15.39%/yr vs 15.46%/yr for WFSPX. With a 0.98 correlation, they move nearly in lockstep. COFYX charges 0.61%/yr vs 0.03%/yr for WFSPX.
Performance
COFYX vs. WFSPX - Performance Comparison
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Returns By Period
In the year-to-date period, COFYX achieves a 9.36% return, which is significantly lower than WFSPX's 10.87% return. Both investments have delivered pretty close results over the past 10 years, with COFYX having a 15.39% annualized return and WFSPX not far ahead at 15.46%.
COFYX
- 1D
- -1.04%
- 1M
- 4.60%
- YTD
- 9.36%
- 6M
- 9.52%
- 1Y
- 25.93%
- 3Y*
- 21.77%
- 5Y*
- 13.11%
- 10Y*
- 15.39%
WFSPX
- 1D
- -0.74%
- 1M
- 4.17%
- YTD
- 10.87%
- 6M
- 10.77%
- 1Y
- 27.97%
- 3Y*
- 22.41%
- 5Y*
- 13.88%
- 10Y*
- 15.46%
COFYX vs. WFSPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
COFYX Columbia Contrarian Core Fund Institutional 3 Class | 9.36% | 17.49% | 23.49% | 32.22% | -18.51% | 24.34% | 22.37% | 40.31% | -8.79% | 20.61% |
WFSPX iShares S&P 500 Index Fund | 10.87% | 17.83% | 24.94% | 26.25% | -18.14% | 28.63% | 18.43% | 31.45% | -4.83% | 21.27% |
Correlation
The correlation between COFYX and WFSPX is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.97 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.98 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.98 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.98 |
Correlation (All Time) Calculated using the full available price history since Nov 12, 2012 | 0.98 |
The correlation between COFYX and WFSPX has been stable across timeframes, ranging from 0.97 to 0.98 - a consistent structural relationship.
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Return for Risk
COFYX vs. WFSPX — Risk / Return Rank
COFYX
WFSPX
COFYX vs. WFSPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Columbia Contrarian Core Fund Institutional 3 Class (COFYX) and iShares S&P 500 Index Fund (WFSPX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| COFYX | WFSPX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.21 | ||
| Sortino ratioReturn per unit of downside risk | -0.31 | ||
| Omega ratioGain probability vs. loss probability | 1.39 | 1.43 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | 2.64 | 3.16 | -0.52 |
| Martin ratioReturn relative to average drawdown | 10.90 | 14.75 | -3.85 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| COFYX | WFSPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.15 | 2.37 | -0.21 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.70 | 0.83 | -0.13 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.81 | 0.86 | -0.05 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.88 | 0.13 | +0.75 |
Drawdowns
COFYX vs. WFSPX - Drawdown Comparison
The maximum COFYX drawdown since its inception was -32.43%, smaller than the maximum WFSPX drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for COFYX and WFSPX.
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Drawdown Indicators
| COFYX | WFSPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -32.43% | -58.21% | +25.78% |
Max Drawdown (1Y)Largest decline over 1 year | -9.98% | -8.90% | -1.08% |
Max Drawdown (3Y)Largest decline over 3 years | -19.91% | -18.74% | -1.17% |
Max Drawdown (5Y)Largest decline over 5 years | -32.01% | -24.51% | -7.50% |
Max Drawdown (10Y)Largest decline over 10 years | -32.43% | -33.74% | +1.31% |
Current DrawdownCurrent decline from peak | -1.04% | -0.74% | -0.30% |
Average DrawdownAverage peak-to-trough decline | -5.08% | -12.77% | +7.69% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.41% | 1.90% | +0.51% |
Volatility
COFYX vs. WFSPX - Volatility Comparison
Columbia Contrarian Core Fund Institutional 3 Class (COFYX) has a higher volatility of 3.29% compared to iShares S&P 500 Index Fund (WFSPX) at 2.92%. This indicates that COFYX's price experiences larger fluctuations and is considered to be riskier than WFSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COFYX | WFSPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.29% | 2.92% | +0.37% |
Volatility (6M)Calculated over the trailing 6-month period | 9.12% | 8.99% | +0.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.24% | 11.88% | +0.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.94% | 16.88% | +2.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.03% | 18.02% | +1.01% |
COFYX vs. WFSPX - Expense Ratio Comparison
COFYX has a 0.61% expense ratio, which is higher than WFSPX's 0.03% expense ratio.
Dividends
COFYX vs. WFSPX - Dividend Comparison
COFYX's dividend yield for the trailing twelve months is around 6.65%, more than WFSPX's 1.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COFYX Columbia Contrarian Core Fund Institutional 3 Class | 6.65% | 7.27% | 9.52% | 3.11% | 10.48% | 13.50% | 7.65% | 10.86% | 10.15% | 4.82% | 0.75% | 5.96% |
WFSPX iShares S&P 500 Index Fund | 1.58% | 1.72% | 1.41% | 1.50% | 2.02% | 1.82% | 1.66% | 1.99% | 2.00% | 1.62% | 2.37% | 2.49% |
Frequently Asked Questions
With a correlation of 0.97, COFYX and WFSPX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
COFYX has higher volatility (3.29%) compared to WFSPX (2.92%). In terms of maximum drawdown, COFYX dropped -32.43% vs WFSPX's -58.21%.
WFSPX currently has the higher Sharpe Ratio (2.37 vs 2.15), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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