MAILX vs. FDGRX
MAILX (BlackRock International Fund of BlackRock Series, Inc.) and FDGRX (Fidelity Growth Company Fund) are both mutual funds - MAILX is a Foreign Large Cap Equities fund managed by BlackRock, while FDGRX is a Large Cap Growth Equities fund actively managed by Fidelity. Over the past 10 years, MAILX returned 7.88%/yr vs 21.52%/yr for FDGRX. Their 0.66 correlation means they have sometimes moved together and sometimes differently. MAILX charges 0.65%/yr vs 0.52%/yr for FDGRX.
Performance
MAILX vs. FDGRX - Performance Comparison
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Returns By Period
In the year-to-date period, MAILX achieves a 9.99% return, which is significantly lower than FDGRX's 15.01% return. Over the past 10 years, MAILX has underperformed FDGRX with an annualized return of 7.88%, while FDGRX has yielded a comparatively higher 21.52% annualized return.
MAILX
- 1D
- 2.96%
- 1M
- 0.71%
- 6M
- 4.60%
- YTD
- 9.99%
- 1Y
- 23.33%
- 3Y*
- 9.20%
- 5Y*
- 2.38%
- 10Y*
- 7.88%
- ALL TIME*
- 4.60%
FDGRX
- 1D
- 2.88%
- 1M
- -4.50%
- 6M
- 12.24%
- YTD
- 15.01%
- 1Y
- 27.79%
- 3Y*
- 25.32%
- 5Y*
- 13.97%
- 10Y*
- 21.52%
- ALL TIME*
- 14.94%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
MAILX vs. FDGRX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MAILX BlackRock International Fund of BlackRock Series, Inc. | 9.99% | 15.60% | 0.46% | 19.67% | -24.24% | 9.32% | 21.82% | 31.77% | -21.45% | 31.87% |
FDGRX Fidelity Growth Company Fund | 15.01% | 18.54% | 37.18% | 47.25% | -33.86% | 22.57% | 67.42% | 38.40% | -4.14% | 36.76% |
Correlation
The correlation between MAILX and FDGRX is 0.71, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.71 |
Correlation (3Y) Balances recent behavior with more history. | 0.69 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.73 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.71 |
Correlation (All Time) Calculated using the full available price history since Oct 30, 1998 | 0.66 |
The correlation between MAILX and FDGRX has been stable across timeframes, ranging from 0.66 to 0.73 - a consistent structural relationship.
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Return for Risk
MAILX vs. FDGRX — Risk / Return Rank
MAILX
FDGRX
MAILX vs. FDGRX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock International Fund of BlackRock Series, Inc. (MAILX) and Fidelity Growth Company Fund (FDGRX). 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.
| MAILX | FDGRX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.07 | ||
| Sortino ratioReturn per unit of downside risk | +0.17 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.22 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 1.78 | 2.04 | -0.26 |
| Martin ratioReturn relative to average drawdown | 6.51 | 6.83 | -0.32 |
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Drawdowns
MAILX vs. FDGRX - Drawdown Comparison
The maximum MAILX drawdown since its inception was -59.57%, smaller than the maximum FDGRX drawdown of -71.62%. Use the drawdown chart below to compare losses from any high point for MAILX and FDGRX.
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Drawdown Indicators
| MAILX | FDGRX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.57% | -71.62% | +12.05% |
Max Drawdown (1Y)Largest decline over 1 year | -12.34% | -12.60% | +0.26% |
Max Drawdown (3Y)Largest decline over 3 years | -17.36% | -26.19% | +8.83% |
Max Drawdown (5Y)Largest decline over 5 years | -41.68% | -40.25% | -1.43% |
Max Drawdown (10Y)Largest decline over 10 years | -41.68% | -40.25% | -1.43% |
Current DrawdownCurrent decline from peak | -2.47% | -7.06% | +4.59% |
Average DrawdownAverage peak-to-trough decline | -16.06% | -15.86% | -0.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.36% | 3.74% | -0.38% |
Volatility
MAILX vs. FDGRX - Volatility Comparison
The current volatility for BlackRock International Fund of BlackRock Series, Inc. (MAILX) is 5.51%, while Fidelity Growth Company Fund (FDGRX) has a volatility of 6.23%. This indicates that MAILX experiences smaller price fluctuations and is considered to be less risky than FDGRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MAILX | FDGRX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.51% | 6.23% | -0.72% |
Volatility (6M)Calculated over the trailing 6-month period | 14.65% | 15.89% | -1.24% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.67% | 20.62% | -3.95% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.09% | 24.26% | -6.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.17% | 23.50% | -5.33% |
MAILX vs. FDGRX - Expense Ratio Comparison
MAILX has a 0.65% expense ratio, which is higher than FDGRX's 0.52% expense ratio.
Dividends
MAILX vs. FDGRX - Dividend Comparison
MAILX's dividend yield for the trailing twelve months is around 2.29%, while FDGRX has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FDGRX Fidelity Growth Company Fund | 0.00% | 0.00% | 8.86% | 3.83% | 7.20% | 10.67% | 8.86% | 3.84% | 6.38% | 4.73% | 6.16% | 3.92% |
MAILX BlackRock International Fund of BlackRock Series, Inc. | 2.29% | 1.79% | 0.90% | 1.08% | 1.13% | 7.30% | 0.33% | 1.11% | 1.83% | 1.39% | 1.62% | 0.65% |
Frequently Asked Questions
MAILX and FDGRX have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FDGRX has higher volatility (6.23%) compared to MAILX (5.51%). In terms of maximum drawdown, MAILX dropped -59.57% vs FDGRX's -71.62%.
MAILX currently has the higher Sharpe Ratio (1.32 vs 1.24), 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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