POGAX vs. MEGBX
POGAX (Putnam Growth Opportunities Fund) and MEGBX (MFS Growth Fund) are both Large Cap Growth Equities funds. Over the past 10 years, POGAX returned 16.94%/yr vs 16.40%/yr for MEGBX. Their correlation of 0.94 means they have usually moved in the same direction. POGAX charges 0.99%/yr vs 1.59%/yr for MEGBX.
Performance
POGAX vs. MEGBX - Performance Comparison
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Returns By Period
In the year-to-date period, POGAX achieves a -0.65% return, which is significantly lower than MEGBX's 0.12% return. Both investments have delivered pretty close results over the past 10 years, with POGAX having a 16.94% annualized return and MEGBX not far behind at 16.40%.
POGAX
- 1D
- 2.87%
- 1M
- -3.98%
- 6M
- 0.47%
- YTD
- -0.65%
- 1Y
- 7.08%
- 3Y*
- 17.64%
- 5Y*
- 10.12%
- 10Y*
- 16.94%
- ALL TIME*
- 9.57%
MEGBX
- 1D
- 2.48%
- 1M
- -1.85%
- 6M
- 1.25%
- YTD
- 0.12%
- 1Y
- 3.07%
- 3Y*
- 24.19%
- 5Y*
- 11.65%
- 10Y*
- 16.40%
- ALL TIME*
- 11.63%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
MEGBX MFS Growth Fund | $0.00 | $0.00 | $0.00 |
| $0.00 | $0.00 | $0.00 |
POGAX vs. MEGBX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
POGAX Putnam Growth Opportunities Fund | -0.65% | 14.28% | 33.22% | 44.22% | -30.43% | 22.64% | 38.44% | 36.44% | 2.29% | 30.97% |
MEGBX MFS Growth Fund | 0.12% | 11.25% | 61.25% | 34.81% | -31.83% | 22.34% | 30.36% | 36.33% | 1.21% | 29.54% |
Correlation
The correlation between POGAX and MEGBX is 0.97 - they have historically moved very closely together. At this level, their price movements offset little of one another.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.97 |
Correlation (3Y) Balances recent behavior with more history. | 0.97 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.98 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.98 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 1996 | 0.94 |
The correlation between POGAX and MEGBX has been stable across timeframes, ranging from 0.94 to 0.98 - a consistent structural relationship.
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Return for Risk
POGAX vs. MEGBX — Risk / Return Rank
POGAX
MEGBX
POGAX vs. MEGBX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Putnam Growth Opportunities Fund (POGAX) and MFS Growth Fund (MEGBX). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| POGAX | MEGBX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.20 | ||
| Sortino ratioReturn per unit of downside risk | +0.29 | ||
| Omega ratioGain probability vs. loss probability | 1.06 | 1.03 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 0.31 | 0.08 | +0.23 |
| Martin ratioReturn relative to average drawdown | 0.93 | 0.24 | +0.69 |
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Drawdowns
POGAX vs. MEGBX - Drawdown Comparison
The maximum POGAX drawdown since its inception was -76.55%, roughly equal to the maximum MEGBX drawdown of -72.95%. Use the drawdown chart below to compare losses from any high point for POGAX and MEGBX.
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Drawdown Indicators
| POGAX | MEGBX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -76.55% | -72.95% | -3.60% |
Max Drawdown (1Y)Largest decline over 1 year | -16.42% | -17.64% | +1.22% |
Max Drawdown (3Y)Largest decline over 3 years | -23.66% | -23.39% | -0.27% |
Max Drawdown (5Y)Largest decline over 5 years | -34.15% | -36.73% | +2.58% |
Max Drawdown (10Y)Largest decline over 10 years | -34.15% | -36.73% | +2.58% |
Current DrawdownCurrent decline from peak | -9.41% | -5.73% | -3.68% |
Average DrawdownAverage peak-to-trough decline | -28.91% | -21.68% | -7.23% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.47% | 5.73% | -0.26% |
Volatility
POGAX vs. MEGBX - Volatility Comparison
Putnam Growth Opportunities Fund (POGAX) has a higher volatility of 6.34% compared to MFS Growth Fund (MEGBX) at 5.28%. This indicates that POGAX's price experiences larger fluctuations and is considered to be riskier than MEGBX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| POGAX | MEGBX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.34% | 5.28% | +1.06% |
Volatility (6M)Calculated over the trailing 6-month period | 14.44% | 14.11% | +0.33% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.03% | 17.53% | +0.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.97% | 23.73% | -1.76% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.32% | 22.14% | -0.82% |
POGAX vs. MEGBX - Expense Ratio Comparison
POGAX has a 0.99% expense ratio, which is lower than MEGBX's 1.59% expense ratio.
Dividends
POGAX vs. MEGBX - Dividend Comparison
POGAX's dividend yield for the trailing twelve months is around 5.72%, less than MEGBX's 22.84% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MEGBX MFS Growth Fund | 22.84% | 26.60% | 40.46% | 7.21% | 1.51% | 3.91% | 4.94% | 2.13% | 4.95% | 3.26% | 2.03% | 4.61% |
POGAX Putnam Growth Opportunities Fund | 5.72% | 5.68% | 4.58% | 0.49% | 7.80% | 9.08% | 3.29% | 3.83% | 7.98% | 1.89% | 0.01% | 5.70% |
Frequently Asked Questions
With a correlation of 0.97, POGAX and MEGBX 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.
POGAX has higher volatility (6.34%) compared to MEGBX (5.28%). In terms of maximum drawdown, POGAX dropped -76.55% vs MEGBX's -72.95%.
POGAX currently has the higher Sharpe Ratio (0.28 vs 0.08), 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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