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ISIN
US31635T8238
CUSIP
31635T823
Issuer
Fidelity
Inception Date
Apr 26, 2019
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

FIFZX Performance Chart

Fidelity Series Bond Index Fund (FIFZX) is up 0.5% since the beginning of the year. FIFZX is currently trading at $9 per share. Investors who bought $1,000 worth of FIFZX shares 5 years ago would now be looking at an investment worth $997.


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S&P 500 Index

Returns By Period

Fidelity Series Bond Index Fund (FIFZX) has returned 0.45% so far this year and 4.75% over the past 12 months.


Fidelity Series Bond Index Fund

1D
0.22%
1M
0.91%
YTD
0.45%
6M
0.79%
1Y
4.75%
3Y*
4.06%
5Y*
-0.07%
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)

FIFZX Monthly Returns History

Based on dividend-adjusted daily data since Apr 26, 2019, FIFZX's average daily return is +0.01%, while the average monthly return is +0.13%. At this rate, an investment would double in approximately 44.5 years.

Historically, 53% of months were positive and 47% were negative. The best month was Nov 2023 with a return of +4.5%, while the worst month was Sep 2022 at -4.5%. The longest winning streak lasted 5 consecutive months, and the longest losing streak was 6 months.

On a daily basis, FIFZX closed higher 45% of trading days. The best single day was Nov 10, 2022 with a return of +2.1%, while the worst single day was Mar 17, 2020 at -1.8%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.23%1.62%-1.72%0.12%0.35%-0.11%0.45%
20250.55%2.22%-0.01%0.32%-0.67%1.56%-0.22%1.11%1.10%0.66%0.65%-0.32%7.15%
2024-0.04%-1.49%0.87%-2.51%1.70%0.99%2.35%1.42%1.39%-2.51%1.08%-1.67%1.41%
20233.18%-2.52%2.50%0.58%-1.06%-0.30%-0.07%-0.62%-2.56%-1.57%4.45%3.72%5.54%
2022-2.04%-1.14%-2.73%-3.74%0.60%-1.70%2.27%-2.87%-4.46%-1.26%3.69%-0.66%-13.46%
2021-0.83%-1.56%-1.29%0.90%0.12%0.80%1.17%-0.16%-0.92%-0.06%0.33%-0.41%-1.96%

Benchmark Metrics

Fidelity Series Bond Index Fund has an annualized alpha of 1.40%, beta of 0.01, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since April 26, 2019.

  • This fund participated in 22.27% of S&P 500 Index downside but only 12.23% of its upside - more exposed to losses than it benefited from rallies.
  • Beta of 0.01 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
1.40%
Beta
0.01
0.00
Upside Capture
12.23%
Downside Capture
22.27%

Expense Ratio

FIFZX has an expense ratio of 0.00%, meaning no management fees are charged.


Return for Risk

Risk / Return Rank

FIFZX ranks 22 for risk / return — below 22% 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.


FIFZX Risk / Return Rank: 2222
Overall Rank
FIFZX Sharpe Ratio Rank: 2222
Sharpe Ratio Rank
FIFZX Sortino Ratio Rank: 2424
Sortino Ratio Rank
FIFZX Omega Ratio Rank: 2020
Omega Ratio Rank
FIFZX Calmar Ratio Rank: 2323
Calmar Ratio Rank
FIFZX Martin Ratio Rank: 2020
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 Series Bond Index Fund (FIFZX) 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.


FIFZXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.78

Sortino ratioReturn per unit of downside risk

-0.86

Omega ratioGain probability vs. loss probability

1.22

1.37

-0.15

Calmar ratioReturn relative to maximum drawdown

1.68

2.78

-1.11

Martin ratioReturn relative to average drawdown

4.75

12.44

-7.69

Dividends

Dividend History

Fidelity Series Bond Index Fund provided a 4.00% dividend yield over the last twelve months, with an annual payout of $0.36 per share. The fund has been increasing its distributions for 4 consecutive years.


1.50%2.00%2.50%3.00%3.50%4.00%$0.00$0.10$0.20$0.30$0.402019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM2025202420232022202120202019
Dividend$0.36$0.35$0.32$0.28$0.15$0.15$0.35$0.17

Dividend yield

4.00%3.87%3.66%3.09%1.74%1.42%3.20%1.64%

Monthly Dividends

The table displays the monthly dividend distributions for Fidelity Series 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$0.03$0.03$0.03$0.03$0.00$0.15
2025$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.35
2024$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.32
2023$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.03$0.02$0.03$0.28
2022$0.02$0.01$0.02$0.02$0.02$0.00$0.00$0.02$0.00$0.02$0.02$0.02$0.15
2021$0.00$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.02$0.15

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 Series 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 Series Bond Index Fund was 19.27%, occurring on Oct 24, 2022. The portfolio has not yet recovered.

The current Fidelity Series Bond Index Fund drawdown is 2.75%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-19.27%Oct 2022
2y 2mo
5y 10moAug 2020 - now
COVID crash2020
-6.53%Mar 2020
10d2mo 11d
2mo 21dMar 2020 - May 2020
2019 pullback2019
-2.19%Sep 2019
11d4mo 9d
4mo 20dSep 2019 - Jan 2020
2019 pullback2019
-0.97%Jul 2019
6d21d
27dJul 2019 - Aug 2019
COVID crash2020
-0.57%Feb 2020
1d13d
14dFeb 2020 - Feb 2020

Drawdown Indicators


FIFZXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-19.27%

-56.78%

+37.51%

Max Drawdown (1Y)

Largest decline over 1 year

-2.91%

-9.10%

+6.19%

Max Drawdown (3Y)

Largest decline over 3 years

-6.12%

-18.90%

+12.78%

Max Drawdown (5Y)

Largest decline over 5 years

-18.47%

-25.43%

+6.96%

Max Drawdown (10Y)

Largest decline over 10 years

-33.92%

Current Drawdown

Current decline from peak

-2.75%

-1.80%

-0.95%

Average Drawdown

Average peak-to-trough decline

-6.67%

-10.71%

+4.04%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.03%

2.03%

-1.00%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with FIFZX

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