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ISIN
US31617H1023
Issuer
Fidelity
Inception Date
Feb 5, 1990
Region
North America (U.S.)
Category
Money Market
Min. Investment
$0
Index Tracked
No Index (Active)
Domicile
United States
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$437B

Share Price Chart


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Performance

SPAXX Performance Chart

Fidelity Government Money Market Fund (SPAXX) is up 1.4% since the beginning of the year. SPAXX is currently trading at $1 per share. Investors who bought $1,000 worth of SPAXX shares 5 years ago would now be looking at an investment worth $1,075.


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S&P 500 Index

Returns By Period

Fidelity Government Money Market Fund (SPAXX) has returned 1.37% so far this year and 3.66% over the past 12 months.


Fidelity Government Money Market Fund

1D
0.00%
1M
0.28%
YTD
1.37%
6M
1.67%
1Y
3.66%
3Y*
2.42%
5Y*
1.45%
10Y*

Benchmark (S&P 500 Index)

1D
-2.64%
1M
0.64%
YTD
7.86%
6M
7.47%
1Y
23.05%
3Y*
19.90%
5Y*
11.79%
10Y*
13.33%
*Multi-year figures are annualized to reflect compound growth (CAGR)

SPAXX Monthly Returns History

Based on dividend-adjusted daily data since May 25, 2021, SPAXX's average daily return is +0.01%, while the average monthly return is +0.12%. At this rate, an investment would double in approximately 48.2 years.

Historically, 35% of months were positive and 65% were negative. The best month was May 2024 with a return of +0.4%, while the worst month was May 2021 at 0.0%. The longest winning streak lasted 19 consecutive months, and the longest losing streak was 0 months.

On a daily basis, SPAXX closed higher 2% of trading days. The best single day was May 31, 2024 with a return of +0.4%, while the worst single day was May 26, 2021 at 0.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.29%0.25%0.28%0.27%0.28%0.00%1.37%
20250.34%0.31%0.34%0.33%0.34%0.33%0.34%0.34%0.32%0.32%0.30%0.30%3.96%
20240.00%0.00%0.00%0.00%0.42%0.00%0.00%0.00%0.40%0.00%0.36%0.36%1.54%
20230.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.41%0.00%0.00%0.00%0.41%
20220.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
20210.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Benchmark Metrics

Fidelity Government Money Market Fund has an annualized alpha of 1.45%, beta of 0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since May 26, 2021.

  • This fund captured 2.88% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -2.98%) - a profile typical of hedging or uncorrelated 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
1.45%
Beta
0.00
0.00
Upside Capture
2.88%
Downside Capture
-2.98%

Expense Ratio

SPAXX has an expense ratio of 0.42%, placing it in the medium range.


Return for Risk

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Fidelity Government Money Market Fund (SPAXX) and compare them to S&P 500 Index.


SPAXXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

+1.64

Sortino ratioReturn per unit of downside risk

Omega ratioGain probability vs. loss probability

1.36

Calmar ratioReturn relative to maximum drawdown

2.69

Martin ratioReturn relative to average drawdown

12.34

Dividends

Dividend History

Fidelity Government Money Market Fund provided a 3.59% dividend yield over the last twelve months, with an annual payout of $0.04 per share. The fund has been increasing its distributions for 2 consecutive years.


0.00%1.00%2.00%3.00%4.00%$0.00$0.01$0.02$0.03$0.04202320242025
Dividends
Dividend Yield
PeriodTTM202520242023
Dividend$0.04$0.04$0.02$0.00

Dividend yield

3.59%3.88%1.53%0.41%

Monthly Dividends

The table displays the monthly dividend distributions for Fidelity Government Money Market Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.00$0.00$0.00$0.00$0.01
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.04
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.02
2023$0.00$0.00$0.00$0.00$0.00

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 Government Money Market Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The portfolio has not yet recovered.


Related event

Drawdown

Fall

Recovery

Underwater

Drawdown Indicators


SPAXXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

0.00%

-56.78%

+56.78%

Max Drawdown (1Y)

Largest decline over 1 year

0.00%

-9.10%

+9.10%

Max Drawdown (3Y)

Largest decline over 3 years

0.00%

-18.90%

+18.90%

Max Drawdown (5Y)

Largest decline over 5 years

0.00%

-25.43%

+25.43%

Max Drawdown (10Y)

Largest decline over 10 years

-33.92%

Current Drawdown

Current decline from peak

0.00%

-2.97%

+2.97%

Average Drawdown

Average peak-to-trough decline

0.00%

-10.72%

+10.72%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.00%

1.97%

-1.97%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with SPAXX

Add Fidelity Government Money Market 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 SPAXX