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ISIN
US31635V2732
CUSIP
31635V273
Issuer
Fidelity
Inception Date
Oct 18, 2017
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

FNSOX Performance Chart

Fidelity Short-Term Bond Index Fund (FNSOX) is up 0.2% since the beginning of the year. FNSOX is currently trading at $10 per share. Investors who bought $1,000 worth of FNSOX shares 5 years ago would now be looking at an investment worth $1,083.


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S&P 500 Index

Returns By Period

Fidelity Short-Term Bond Index Fund (FNSOX) has returned 0.17% so far this year and 3.36% over the past 12 months.


Fidelity Short-Term Bond Index Fund

1D
0.10%
1M
0.27%
YTD
0.17%
6M
0.52%
1Y
3.36%
3Y*
4.52%
5Y*
1.61%
10Y*

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

FNSOX Monthly Returns History

Based on dividend-adjusted daily data since Oct 31, 2017, FNSOX's average daily return is +0.01%, while the average monthly return is +0.17%. At this rate, an investment would double in approximately 34.0 years.

Historically, 60% of months were positive and 40% were negative. The best month was Mar 2023 with a return of +1.8%, while the worst month was Sep 2022 at -1.9%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 9 months.

On a daily basis, FNSOX closed higher 33% of trading days. The best single day was Mar 13, 2023 with a return of +1.0%, while the worst single day was Mar 17, 2020 at -0.8%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.15%0.82%-0.82%0.26%0.07%-0.30%0.17%
20250.50%0.99%0.51%0.90%-0.28%0.82%-0.07%1.03%0.33%0.34%0.53%0.25%6.01%
20240.45%-0.68%0.44%-0.78%0.99%0.68%1.50%0.99%0.98%-1.10%0.50%-0.11%3.90%
20231.29%-1.24%1.82%0.54%-0.49%-0.59%0.35%0.24%-0.39%0.03%1.71%1.58%4.90%
2022-0.93%-0.64%-1.84%-1.05%0.69%-0.82%0.83%-1.34%-1.88%-0.31%1.40%0.02%-5.76%
2021-0.10%-0.39%-0.22%0.25%0.16%-0.23%0.45%-0.14%-0.23%-0.58%-0.04%-0.19%-1.25%

Benchmark Metrics

Fidelity Short-Term Bond Index Fund has an annualized alpha of 2.13%, beta of -0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since October 31, 2017.

  • This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (6.31%) than losses (2.23%) - typical of diversified or defensive assets.
  • Beta of -0.00 may look defensive, but with R2 of 0.00 this fund is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
  • R2 of 0.00 means this fund moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
2.13%
Beta
-0.00
0.00
Upside Capture
6.31%
Downside Capture
2.23%

Expense Ratio

FNSOX has an expense ratio of 0.03%, which is considered low.


Return for Risk

Risk / Return Rank

FNSOX ranks 40 for risk / return — below 40% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.


FNSOX Risk / Return Rank: 4040
Overall Rank
FNSOX Sharpe Ratio Rank: 3636
Sharpe Ratio Rank
FNSOX Sortino Ratio Rank: 4545
Sortino Ratio Rank
FNSOX Omega Ratio Rank: 4343
Omega Ratio Rank
FNSOX Calmar Ratio Rank: 4040
Calmar Ratio Rank
FNSOX Martin Ratio Rank: 3434
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Fidelity Short-Term Bond Index Fund (FNSOX) and compare them to S&P 500 Index.

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.


FNSOXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.41

Sortino ratioReturn per unit of downside risk

-0.15

Omega ratioGain probability vs. loss probability

1.33

1.37

-0.04

Calmar ratioReturn relative to maximum drawdown

2.29

2.78

-0.50

Martin ratioReturn relative to average drawdown

7.15

12.44

-5.29

Dividends

Dividend History

Fidelity Short-Term Bond Index Fund provided a 3.53% dividend yield over the last twelve months, with an annual payout of $0.35 per share. The fund has been increasing its distributions for 3 consecutive years.


0.00%0.50%1.00%1.50%2.00%2.50%3.00%3.50%$0.00$0.05$0.10$0.15$0.20$0.25$0.30$0.35201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM202520242023202220212020201920182017
Dividend$0.35$0.33$0.28$0.17$0.08$0.08$0.16$0.26$0.20$0.03

Dividend yield

3.53%3.22%2.80%1.74%0.81%0.80%1.54%2.61%2.04%0.34%

Monthly Dividends

The table displays the monthly dividend distributions for Fidelity Short-Term Bond Index Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.03$0.02$0.03$0.03$0.03$0.00$0.13
2025$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.09$0.33
2024$0.01$0.01$0.01$0.01$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.10$0.28
2023$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.03$0.17
2022$0.01$0.01$0.01$0.01$0.01$0.00$0.00$0.01$0.00$0.01$0.01$0.01$0.08
2021$0.00$0.00$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.02$0.01$0.01$0.08

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the Fidelity Short-Term Bond Index Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Fidelity Short-Term Bond Index Fund was 8.92%, occurring on Oct 20, 2022. Recovery took 445 trading sessions.

The current Fidelity Short-Term Bond Index Fund drawdown is 0.80%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-8.92%Oct 2022
2y 2mo1y 9mo
3y 12moAug 2020 - Jul 2024
COVID crash2020
-2.04%Mar 2020
10d21d
1mo 1dMar 2020 - Apr 2020
2024 pullback2024
-1.51%Dec 2024
2mo 19d2mo 7d
4mo 26dOct 2024 - Feb 2025
2026 pullback2026
-1.47%Mar 2026
24d
3mo 23dMar 2026 - now
2018 pullback2018
-1.34%May 2018
6mo 8d6mo 26d
1y 29dNov 2017 - Dec 2018

Drawdown Indicators


FNSOXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-8.92%

-56.78%

+47.86%

Max Drawdown (1Y)

Largest decline over 1 year

-1.47%

-9.10%

+7.63%

Max Drawdown (3Y)

Largest decline over 3 years

-1.51%

-18.90%

+17.39%

Max Drawdown (5Y)

Largest decline over 5 years

-8.77%

-25.43%

+16.66%

Max Drawdown (10Y)

Largest decline over 10 years

-33.92%

Current Drawdown

Current decline from peak

-0.80%

-1.80%

+1.00%

Average Drawdown

Average peak-to-trough decline

-1.73%

-10.71%

+8.98%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.47%

2.03%

-1.56%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with FNSOX

Add Fidelity Short-Term Bond Index Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

Open Portfolio Analyzer with FNSOX