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ISIN
US9220318516
CUSIP
922031851
Issuer
Vanguard
Inception Date
Feb 13, 2001
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$6B

Share Price Chart


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Performance

VFIRX Performance Chart

Vanguard Short-Term Treasury Fund Admiral Shares (VFIRX) is up 0.5% since the beginning of the year. VFIRX is currently trading at $10 per share. Investors who bought $1,000 worth of VFIRX shares 5 years ago would now be looking at an investment worth $1,082.


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S&P 500 Index

Returns By Period

Vanguard Short-Term Treasury Fund Admiral Shares (VFIRX) has returned 0.54% so far this year and 3.58% over the past 12 months. Over the last ten years, VFIRX has returned 1.70% per year, falling short of the S&P 500 Index benchmark, which averaged 13.61% annually.


Vanguard Short-Term Treasury Fund Admiral Shares

1D
0.10%
1M
0.53%
YTD
0.54%
6M
0.75%
1Y
3.58%
3Y*
4.30%
5Y*
1.59%
10Y*
1.70%

Benchmark (S&P 500 Index)

1D
-1.21%
1M
0.23%
YTD
8.39%
6M
10.39%
1Y
24.03%
3Y*
18.94%
5Y*
12.24%
10Y*
13.61%
*Multi-year figures are annualized to reflect compound growth (CAGR)

VFIRX Monthly Returns History

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, an 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%-0.69%0.21%0.02%0.00%0.54%
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 2.65%, beta of -0.02, and R2 of 0.05 versus S&P 500 Index. Calculated based on daily prices since February 13, 2001.

  • This fund captured 3.92% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -9.29%) - a profile typical of hedging or uncorrelated assets.
  • Beta of -0.02 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
2.65%
Beta
-0.02
0.05
Upside Capture
3.92%
Downside Capture
-9.29%

Expense Ratio

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


Return for Risk

Risk / Return Rank

VFIRX ranks 55 for risk / return — on par with similar mutual funds. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.


VFIRX Risk / Return Rank: 5555
Overall Rank
VFIRX Sharpe Ratio Rank: 4646
Sharpe Ratio Rank
VFIRX Sortino Ratio Rank: 7373
Sortino Ratio Rank
VFIRX Omega Ratio Rank: 6262
Omega Ratio Rank
VFIRX Calmar Ratio Rank: 5353
Calmar Ratio Rank
VFIRX Martin Ratio Rank: 4343
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 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.


VFIRXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.12

Sortino ratioReturn per unit of downside risk

+0.58

Omega ratioGain probability vs. loss probability

1.39

1.35

+0.04

Calmar ratioReturn relative to maximum drawdown

2.64

2.65

-0.01

Martin ratioReturn relative to average drawdown

8.57

11.88

-3.31

Dividends

Dividend History

Vanguard Short-Term Treasury Fund Admiral Shares provided a 3.84% dividend yield over the last twelve months, with an annual payout of $0.38 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$0.38$0.40$0.44$0.40$0.20$0.06$0.25$0.26$0.23$0.13$0.14$0.10

Dividend yield

3.84%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$0.03$0.03$0.03$0.00$0.15
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 0.46%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-6.73%Oct 2022
1y 4mo1y 9mo
3y 1moJun 2021 - Jul 2024
Dot-com crash2000–2002
-2.51%Dec 2001
1mo 9d4mo 15d
5mo 24dNov 2001 - May 2002
Financial crisis2007–2009
-2.37%Jun 2008
2mo 27d2mo 23d
5mo 20dMar 2008 - Sep 2008
2004 pullback2004
-1.99%Jun 2004
2mo 14d4mo 1d
6mo 15dApr 2004 - Oct 2004
2003 pullback2003
-1.70%Aug 2003
2mo 12d4mo 6d
6mo 18dJun 2003 - Dec 2003

Drawdown Indicators


VFIRXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-6.73%

-56.78%

+50.05%

Max Drawdown (1Y)

Largest decline over 1 year

-1.40%

-9.10%

+7.70%

Max Drawdown (3Y)

Largest decline over 3 years

-1.40%

-18.90%

+17.50%

Max Drawdown (5Y)

Largest decline over 5 years

-6.64%

-25.43%

+18.79%

Max Drawdown (10Y)

Largest decline over 10 years

-6.73%

-33.92%

+27.19%

Current Drawdown

Current decline from peak

-0.46%

-2.49%

+2.03%

Average Drawdown

Average peak-to-trough decline

-0.71%

-10.72%

+10.01%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.43%

2.03%

-1.60%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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