- ISIN
- US9220317039
- CUSIP
- 922031703
- Issuer
- Vanguard
- Inception Date
- Oct 28, 1991
- Category
- Government Bonds
- Min. Investment
- $3,000
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $6B
Share Price Chart
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Performance
VFISX Performance Chart
Vanguard Short-Term Treasury Fund Investor Shares (VFISX) is up 0.5% since the beginning of the year. VFISX is currently trading at $10 per share. Investors who bought $1,000 worth of VFISX shares 5 years ago would now be looking at an investment worth $1,074.
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Returns By Period
Vanguard Short-Term Treasury Fund Investor Shares (VFISX) has returned 0.50% so far this year and 3.48% over the past 12 months. Over the last ten years, VFISX has returned 1.61% per year, falling short of the S&P 500 Index benchmark, which averaged 13.75% annually.
Vanguard Short-Term Treasury Fund Investor Shares
- 1D
- 0.00%
- 1M
- 0.01%
- YTD
- 0.50%
- 6M
- 0.80%
- 1Y
- 3.48%
- 3Y*
- 4.05%
- 5Y*
- 1.43%
- 10Y*
- 1.61%
Benchmark (S&P 500 Index)
- 1D
- 0.13%
- 1M
- 5.25%
- YTD
- 11.16%
- 6M
- 11.43%
- 1Y
- 28.20%
- 3Y*
- 21.12%
- 5Y*
- 12.66%
- 10Y*
- 13.75%
VFISX Monthly Returns History
Based on dividend-adjusted daily data since Oct 28, 1991, VFISX's average daily return is +0.01%, while the average monthly return is +0.28%. At this rate, an investment would double in approximately 20.7 years.
Historically, 70% of months were positive and 30% 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 18 consecutive months, and the longest losing streak was 6 months.
On a daily basis, VFISX closed higher 33% of trading days. The best single day was Sep 17, 2001 with a return of +1.1%, while the worst single day was Mar 8, 1996 at -0.9%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.20% | 0.78% | -0.70% | 0.20% | 0.01% | 0.00% | 0.50% | ||||||
| 2025 | 0.45% | 0.93% | 0.45% | 0.84% | -0.26% | 0.63% | -0.07% | 0.94% | 0.31% | 0.32% | 0.50% | 0.21% | 5.36% |
| 2024 | 0.36% | -0.59% | 0.40% | -0.51% | 0.84% | 0.58% | 1.29% | 0.98% | 0.84% | -0.86% | 0.34% | 0.04% | 3.75% |
| 2023 | 0.98% | -1.24% | 1.69% | 0.24% | -0.48% | -0.70% | 0.34% | 0.35% | -0.47% | 0.16% | 1.28% | 1.38% | 3.54% |
| 2022 | -0.72% | -0.24% | -1.52% | -0.76% | 0.65% | -0.65% | 0.60% | -1.14% | -1.50% | -0.19% | 0.75% | -0.04% | -4.71% |
| 2021 | -0.00% | -0.28% | 0.07% | 0.16% | 0.13% | -0.34% | 0.12% | 0.01% | -0.18% | -0.37% | 0.01% | -0.23% | -0.88% |
Benchmark Metrics
Vanguard Short-Term Treasury Fund Investor Shares has an annualized alpha of 3.63%, beta of -0.02, and R2 of 0.02 versus S&P 500 Index. Calculated based on daily prices since October 29, 1991.
- This fund captured 7.29% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -9.79%) - a profile typical of hedging or uncorrelated assets.
- Beta of -0.02 may look defensive, but with R2 of 0.02 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 0.02 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
- 3.63%
- Beta
- -0.02
- R²
- 0.02
- Upside Capture
- 7.29%
- Downside Capture
- -9.79%
Expense Ratio
VFISX has an expense ratio of 0.20%, which is considered low.
Return for Risk
Risk / Return Rank
VFISX ranks 39 for risk / return — below 39% 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.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Vanguard Short-Term Treasury Fund Investor Shares (VFISX) and compare them to S&P 500 Index.
| VFISX | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.65 | 2.39 | -0.74 |
Sortino ratioReturn per unit of downside risk | 2.85 | 3.25 | -0.40 |
Omega ratioGain probability vs. loss probability | 1.34 | 1.43 | -0.09 |
Calmar ratioReturn relative to maximum drawdown | 2.41 | 3.11 | -0.70 |
Martin ratioReturn relative to average drawdown | 8.09 | 14.38 | -6.29 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Dividends
Dividend History
Vanguard Short-Term Treasury Fund Investor Shares provided a 3.74% dividend yield over the last twelve months, with an annual payout of $0.37 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.37 | $0.39 | $0.43 | $0.39 | $0.19 | $0.06 | $0.24 | $0.25 | $0.22 | $0.12 | $0.13 | $0.09 |
Dividend yield | 3.74% | 3.89% | 4.38% | 3.95% | 1.93% | 0.52% | 2.20% | 2.39% | 2.10% | 1.15% | 1.18% | 0.83% |
Monthly Dividends
The table displays the monthly dividend distributions for Vanguard Short-Term Treasury Fund Investor Shares. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | $0.39 |
| 2024 | $0.04 | $0.03 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.03 | $0.03 | $0.03 | $0.03 | $0.43 |
| 2023 | $0.03 | $0.03 | $0.04 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.04 | $0.03 | $0.04 | $0.39 |
| 2022 | $0.00 | $0.00 | $0.01 | $0.01 | $0.02 | $0.01 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.03 | $0.19 |
| 2021 | $0.00 | $0.00 | $0.03 | $0.01 | $0.00 | $0.00 | $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 Investor 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 Investor Shares was 6.86%, occurring on Oct 20, 2022. Recovery took 445 trading sessions.
The current Vanguard Short-Term Treasury Fund Investor Shares drawdown is 0.49%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -6.86%Oct 2022 | 1y 4mo | 1y 9mo | 3y 1moJun 2021 - Jul 2024 |
1994 pullback1994 | -3.10%May 1994 | 3mo 5d | 8mo 28d | 12mo 3dFeb 1994 - Feb 1995 |
Financial crisis2007–2009 | -2.40%Jun 2008 | 2mo 27d | 2mo 23d | 5mo 20dMar 2008 - Sep 2008 |
Dot-com crash2000–2002 | -2.23%Nov 2001 | 18d | 5mo 5d | 5mo 23dNov 2001 - Apr 2002 |
1996 pullback1996 | -2.05%Apr 1996 | 1mo 24d | 3mo 25d | 5mo 19dFeb 1996 - Aug 1996 |
Drawdown Indicators
| VFISX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.86% | -56.78% | +49.92% |
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 | -6.86% | -25.43% | +18.57% |
Max Drawdown (10Y)Largest decline over 10 years | -6.86% | -33.92% | +27.06% |
Current DrawdownCurrent decline from peak | -0.49% | 0.00% | -0.49% |
Average DrawdownAverage peak-to-trough decline | -0.65% | -10.72% | +10.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.42% | 1.97% | -1.55% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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