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Vanguard Short-Term Treasury Fund Admiral Shares (...
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US9220318516
CUSIP
922031851
Issuer
Vanguard
Inception Date
Feb 13, 2001
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Vanguard Short-Term Treasury Fund Admiral Shares, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

Vanguard Short-Term Treasury Fund Admiral Shares (VFIRX) has returned -0.11% so far this year and 3.42% over the past 12 months. Over the last ten years, VFIRX has returned 1.67% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


Vanguard Short-Term Treasury Fund Admiral Shares

1D
0.20%
1M
-1.10%
YTD
-0.11%
6M
0.94%
1Y
3.42%
3Y*
3.79%
5Y*
1.46%
10Y*
1.67%

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Feb 13, 2001, VFIRX's average daily return is +0.01%, while the average monthly return is +0.20%. At this rate, your investment would double in approximately 28.9 years.

Historically, 66% of months were positive and 34% were negative. The best month was Nov 2007 with a return of +2.2%, while the worst month was Mar 2022 at -1.5%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 6 months.

On a daily basis, VFIRX closed higher 32% of trading days. The best single day was Sep 17, 2001 with a return of +1.1%, while the worst single day was Jun 5, 2009 at -0.7%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.21%0.79%-1.10%-0.11%
20250.46%0.94%0.46%0.85%-0.25%0.64%-0.06%0.94%0.32%0.32%0.51%0.21%5.47%
20240.36%-0.58%0.41%-0.50%0.85%0.59%1.30%0.99%0.85%-0.85%0.34%0.05%3.85%
20230.99%-1.23%1.70%0.25%-0.47%-0.69%0.35%0.36%-0.47%0.17%1.29%1.39%3.66%
2022-0.71%-0.24%-1.51%-0.75%0.65%-0.65%0.61%-1.13%-1.49%-0.18%0.76%-0.04%-4.61%
20210.00%-0.28%0.08%0.17%0.13%-0.33%0.13%0.02%-0.17%-0.36%0.02%-0.22%-0.80%

Benchmark Metrics

Vanguard Short-Term Treasury Fund Admiral Shares has an annualized alpha of 2.64%, beta of -0.03, and R² of 0.05 versus S&P 500 Index. Calculated based on daily prices since February 14, 2001.

  • This fund captured 4.00% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -9.17%) — a profile typical of hedging or uncorrelated assets.
  • Beta of -0.03 may look defensive, but with R² of 0.05 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 0.05 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
2.64%
Beta
-0.03
0.05
Upside Capture
4.00%
Downside Capture
-9.17%

Expense Ratio

VFIRX has an expense ratio of 0.10%, which is considered low.


Return for Risk

Risk / Return Rank

VFIRX ranks 90 for risk / return — in the top 90% of mutual funds on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.


VFIRX Risk / Return Rank: 9090
Overall Rank
VFIRX Sharpe Ratio Rank: 8686
Sharpe Ratio Rank
VFIRX Sortino Ratio Rank: 9393
Sortino Ratio Rank
VFIRX Omega Ratio Rank: 8686
Omega Ratio Rank
VFIRX Calmar Ratio Rank: 9393
Calmar Ratio Rank
VFIRX Martin Ratio Rank: 9191
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 Vanguard Short-Term Treasury Fund Admiral Shares (VFIRX) and compare them to a chosen benchmark (S&P 500 Index).


VFIRXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

1.69

0.90

+0.80

Sortino ratio

Return per unit of downside risk

2.83

1.39

+1.44

Omega ratio

Gain probability vs. loss probability

1.36

1.21

+0.15

Calmar ratio

Return relative to maximum drawdown

2.93

1.40

+1.53

Martin ratio

Return relative to average drawdown

10.51

6.61

+3.91

Explore VFIRX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

Vanguard Short-Term Treasury Fund Admiral Shares provided a 3.58% dividend yield over the last twelve months, with an annual payout of $0.35 per share.


1.00%2.00%3.00%4.00%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.35$0.40$0.44$0.40$0.20$0.06$0.25$0.26$0.23$0.13$0.14$0.10

Dividend yield

3.58%3.99%4.49%4.07%2.03%0.60%2.30%2.49%2.21%1.25%1.28%0.93%

Monthly Dividends

The table displays the monthly dividend distributions for Vanguard Short-Term Treasury Fund Admiral Shares. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.03$0.03$0.00$0.06
2025$0.04$0.03$0.04$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.40
2024$0.04$0.03$0.04$0.04$0.04$0.04$0.04$0.04$0.03$0.04$0.03$0.03$0.44
2023$0.03$0.03$0.04$0.04$0.03$0.03$0.03$0.04$0.03$0.04$0.04$0.04$0.40
2022$0.00$0.01$0.01$0.01$0.02$0.01$0.02$0.02$0.02$0.02$0.02$0.03$0.20
2021$0.00$0.00$0.03$0.01$0.00$0.01$0.00$0.00$0.00$0.00$0.00$0.01$0.06

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 Vanguard Short-Term Treasury Fund Admiral Shares. 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 Vanguard Short-Term Treasury Fund Admiral Shares was 6.73%, occurring on Oct 20, 2022. Recovery took 445 trading sessions.

The current Vanguard Short-Term Treasury Fund Admiral Shares drawdown is 1.10%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-6.73%Jun 11, 2021344Oct 20, 2022445Jul 31, 2024789
-2.51%Nov 8, 200133Dec 26, 200186May 1, 2002119
-2.37%Mar 18, 200862Jun 13, 200857Sep 4, 2008119
-1.99%Apr 1, 200450Jun 14, 200485Oct 13, 2004135
-1.7%Jun 16, 200352Aug 27, 200387Dec 31, 2003139

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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