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FMSFX vs. FSELX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

Performance

FMSFX vs. FSELX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Mortgage Securities Fund (FMSFX) and Fidelity Select Semiconductors Portfolio (FSELX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, FMSFX achieves a -0.01% return, which is significantly lower than FSELX's 48.22% return. Over the past 10 years, FMSFX has underperformed FSELX with an annualized return of 1.12%, while FSELX has yielded a comparatively higher 35.08% annualized return.


FMSFX

1D
0.00%
1M
-1.11%
6M
-0.50%
YTD
-0.01%
1Y
3.39%
3Y*
4.14%
5Y*
-0.13%
10Y*
1.12%
ALL TIME*
4.13%

FSELX

1D
7.17%
1M
-8.92%
6M
32.88%
YTD
48.22%
1Y
83.24%
3Y*
50.94%
5Y*
38.34%
10Y*
35.08%
ALL TIME*
16.72%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison


PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)
$0.00$0.00$0.00
$0.00$0.00$0.00

FMSFX vs. FSELX - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
FMSFX
Fidelity Mortgage Securities Fund
-0.01%8.29%1.00%4.91%-12.61%-1.20%4.41%6.43%0.79%2.35%
FSELX
Fidelity Select Semiconductors Portfolio
48.22%52.17%49.68%78.49%-35.27%59.16%44.33%64.50%-12.01%34.51%

Correlation

The correlation between FMSFX and FSELX is 0.12, which is low. Their historical price movements had little consistent relationship.


Correlation
Correlation (1Y)
Focuses on recent behavior, but can change the most.

0.12

Correlation (3Y)
Balances recent behavior with more history.

0.08

Correlation (5Y)
Shows whether the relationship held over a longer period.

0.10

Correlation (10Y)
Provides a long-term view across more market conditions.

0.03

Correlation (All Time)
Calculated using the full available price history since Jul 29, 1985

-0.02

The correlation between FMSFX and FSELX shifts across timeframes, from -0.02 (all time) to 0.12 (1 year), reflecting how their relationship changes across market environments.

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Return for Risk

FMSFX vs. FSELX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

FMSFX
FMSFX Risk / Return Rank: 3838
Overall Rank
FMSFX Sharpe Ratio Rank: 4040
Sharpe Ratio Rank
FMSFX Sortino Ratio Rank: 4242
Sortino Ratio Rank
FMSFX Omega Ratio Rank: 3838
Omega Ratio Rank
FMSFX Calmar Ratio Rank: 4040
Calmar Ratio Rank
FMSFX Martin Ratio Rank: 3131
Martin Ratio Rank

FSELX
FSELX Risk / Return Rank: 8080
Overall Rank
FSELX Sharpe Ratio Rank: 8181
Sharpe Ratio Rank
FSELX Sortino Ratio Rank: 7272
Sortino Ratio Rank
FSELX Omega Ratio Rank: 7272
Omega Ratio Rank
FSELX Calmar Ratio Rank: 8686
Calmar Ratio Rank
FSELX Martin Ratio Rank: 9090
Martin Ratio Rank
The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

FMSFX vs. FSELX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Mortgage Securities Fund (FMSFX) and Fidelity Select Semiconductors Portfolio (FSELX). 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.


FMSFXFSELXDifference
Sharpe ratioReturn per unit of total volatility

-0.72

Sortino ratioReturn per unit of downside risk

-0.58

Omega ratioGain probability vs. loss probability

1.21

1.31

-0.09

Calmar ratioReturn relative to maximum drawdown

1.64

2.90

-1.25

Martin ratioReturn relative to average drawdown

4.58

12.21

-7.63

FMSFX vs. FSELX - Sharpe Ratio Comparison

The current FMSFX Sharpe Ratio is 1.19, which is lower than the FSELX Sharpe Ratio of 1.91. The chart below compares the historical Sharpe Ratios of FMSFX and FSELX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.


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Drawdowns

FMSFX vs. FSELX - Drawdown Comparison

The maximum FMSFX drawdown since its inception was -18.81%, smaller than the maximum FSELX drawdown of -82.54%. Use the drawdown chart below to compare losses from any high point for FMSFX and FSELX.


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Drawdown Indicators


FMSFXFSELXDifference

Max Drawdown

Largest peak-to-trough decline

-18.81%

-82.54%

+63.73%

Max Drawdown (1Y)

Largest decline over 1 year

-2.81%

-26.87%

+24.06%

Max Drawdown (3Y)

Largest decline over 3 years

-6.97%

-36.31%

+29.34%

Max Drawdown (5Y)

Largest decline over 5 years

-18.59%

-46.37%

+27.78%

Max Drawdown (10Y)

Largest decline over 10 years

-18.81%

-46.37%

+27.56%

Current Drawdown

Current decline from peak

-2.07%

-21.63%

+19.56%

Average Drawdown

Average peak-to-trough decline

-1.92%

-28.63%

+26.71%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.01%

6.37%

-5.36%

Volatility

FMSFX vs. FSELX - Volatility Comparison

The current volatility for Fidelity Mortgage Securities Fund (FMSFX) is 1.08%, while Fidelity Select Semiconductors Portfolio (FSELX) has a volatility of 16.75%. This indicates that FMSFX experiences smaller price fluctuations and is considered to be less risky than FSELX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


FMSFXFSELXDifference

Volatility (1M)

Calculated over the trailing 1-month period

1.08%

16.75%

-15.67%

Volatility (6M)

Calculated over the trailing 6-month period

3.03%

34.43%

-31.40%

Volatility (1Y)

Calculated over the trailing 1-year period

3.89%

40.79%

-36.90%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

6.82%

40.42%

-33.60%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

5.14%

35.84%

-30.70%

FMSFX vs. FSELX - Expense Ratio Comparison

FMSFX has a 0.45% expense ratio, which is lower than FSELX's 0.68% expense ratio.


Dividends

FMSFX vs. FSELX - Dividend Comparison

FMSFX's dividend yield for the trailing twelve months is around 3.60%, less than FSELX's 11.05% yield.


PositionTTM20252024202320222021202020192018201720162015
FMSFX
Fidelity Mortgage Securities Fund
3.60%3.93%4.12%3.50%1.43%0.62%2.40%2.62%2.57%2.60%2.65%2.05%
FSELX
Fidelity Select Semiconductors Portfolio
11.05%11.11%7.97%7.20%6.69%6.99%8.13%3.36%26.80%14.44%3.82%15.22%

Frequently Asked Questions


FMSFX and FSELX have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

FSELX has higher volatility (16.75%) compared to FMSFX (1.08%). In terms of maximum drawdown, FMSFX dropped -18.81% vs FSELX's -82.54%.

FSELX currently has the higher Sharpe Ratio (1.91 vs 1.19), 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.

Portfolio Optimizer

Find the right allocation for FMSFX and FSELX

Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

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