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ISIN
US92206C8881
CUSIP
92206C888
Issuer
Vanguard
Inception Date
Aug 4, 2010
Min. Investment
$3,000
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$50B

Share Price Chart


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Performance

VSIGX Performance Chart

Vanguard Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX) is down 0.3% since the beginning of the year. VSIGX is currently trading at $20 per share. Investors who bought $1,000 worth of VSIGX shares 5 years ago would now be looking at an investment worth $1,007.


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S&P 500 Index

Returns By Period

Vanguard Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX) has returned -0.33% so far this year and 3.12% over the past 12 months. Over the last ten years, VSIGX has returned 1.21% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.


Vanguard Intermediate-Term Treasury Index Fund Admiral Shares

1D
0.30%
1M
0.58%
YTD
-0.33%
6M
-0.18%
1Y
3.12%
3Y*
3.71%
5Y*
0.14%
10Y*
1.21%

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)

VSIGX Monthly Returns History

Based on dividend-adjusted daily data since Nov 23, 2009, VSIGX's average daily return is +0.01%, while the average monthly return is +0.19%. At this rate, an investment would double in approximately 30.4 years.

Historically, 54% of months were positive and 46% were negative. The best month was Mar 2023 with a return of +3.1%, while the worst month was Sep 2022 at -3.3%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 6 months.

On a daily basis, VSIGX closed higher 48% of trading days. The best single day was Apr 29, 2010 with a return of +2.8%, while the worst single day was Apr 30, 2010 at -2.2%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026-0.10%1.71%-1.67%-0.02%-0.14%-0.08%-0.33%
20250.53%1.98%0.53%1.21%-0.77%1.17%-0.37%1.47%0.30%0.51%0.80%-0.22%7.36%
20240.18%-1.55%0.50%-1.99%1.40%1.02%2.36%1.21%1.14%-2.10%0.66%-1.09%1.65%
20232.44%-2.44%3.06%0.70%-1.02%-1.23%-0.09%-0.18%-1.65%-0.88%3.06%2.74%4.39%
2022-1.60%-0.50%-3.27%-2.45%0.74%-0.83%1.99%-2.86%-3.28%-0.74%2.50%-0.76%-10.69%
2021-0.42%-1.42%-1.13%0.62%0.40%0.05%1.23%-0.30%-0.96%-0.74%0.44%-0.38%-2.60%

Benchmark Metrics

Vanguard Intermediate-Term Treasury Index Fund Admiral Shares has an annualized alpha of 3.05%, beta of -0.06, and R2 of 0.05 versus S&P 500 Index. Calculated based on daily prices since November 23, 2009.

  • This fund captured 4.57% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -6.25%) - a profile typical of hedging or uncorrelated assets.
  • Beta of -0.06 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
3.05%
Beta
-0.06
0.05
Upside Capture
4.57%
Downside Capture
-6.25%

Expense Ratio

VSIGX has an expense ratio of 0.07%, which is considered low.


Return for Risk

Risk / Return Rank

VSIGX ranks 13 for risk / return — in the bottom 13% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.


VSIGX Risk / Return Rank: 1313
Overall Rank
VSIGX Sharpe Ratio Rank: 1414
Sharpe Ratio Rank
VSIGX Sortino Ratio Rank: 1414
Sortino Ratio Rank
VSIGX Omega Ratio Rank: 1212
Omega Ratio Rank
VSIGX Calmar Ratio Rank: 1313
Calmar Ratio Rank
VSIGX Martin Ratio Rank: 1111
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 Intermediate-Term Treasury Index Fund Admiral Shares (VSIGX) 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.


VSIGXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-1.07

Sortino ratioReturn per unit of downside risk

-1.31

Omega ratioGain probability vs. loss probability

1.17

1.37

-0.20

Calmar ratioReturn relative to maximum drawdown

1.13

2.78

-1.65

Martin ratioReturn relative to average drawdown

3.11

12.44

-9.33

Dividends

Dividend History

Vanguard Intermediate-Term Treasury Index Fund Admiral Shares provided a 3.83% dividend yield over the last twelve months, with an annual payout of $0.76 per share.


1.50%2.00%2.50%3.00%3.50%4.00%$0.00$0.20$0.40$0.60$0.8020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.76$0.76$0.77$0.54$0.34$0.37$0.52$0.49$0.44$0.36$0.34$0.37

Dividend yield

3.83%3.76%3.95%2.70%1.71%1.66%2.21%2.21%2.05%1.67%1.56%1.70%

Monthly Dividends

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


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.06$0.06$0.07$0.06$0.06$0.32
2025$0.06$0.06$0.07$0.06$0.07$0.06$0.06$0.06$0.06$0.06$0.06$0.07$0.76
2024$0.06$0.05$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.12$0.06$0.06$0.77
2023$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.05$0.05$0.05$0.05$0.06$0.54
2022$0.02$0.02$0.02$0.02$0.02$0.03$0.03$0.03$0.03$0.04$0.04$0.04$0.34
2021$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.14$0.37

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 Intermediate-Term Treasury Index 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 Intermediate-Term Treasury Index Fund Admiral Shares was 16.15%, occurring on Oct 20, 2022. The portfolio has not yet recovered.

The current Vanguard Intermediate-Term Treasury Index Fund Admiral Shares drawdown is 2.06%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-16.15%Oct 2022
2y 2mo
5y 10moAug 2020 - now
2011 pullback2011
-5.63%Feb 2011
3mo 5d4mo 15d
7mo 20dNov 2010 - Jun 2011
2018 pullback2018
-5.38%May 2018
1y 10mo10mo 10d
2y 8moJul 2016 - Mar 2019
2013 pullback2013
-5.07%Sep 2013
4mo 5d1y 1mo
1y 5moMay 2013 - Oct 2014
2009 pullback2009
-2.72%Dec 2009
1mo3mo 29d
4mo 29dDec 2009 - Apr 2010

Drawdown Indicators


VSIGXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-16.15%

-56.78%

+40.63%

Max Drawdown (1Y)

Largest decline over 1 year

-2.86%

-9.10%

+6.24%

Max Drawdown (3Y)

Largest decline over 3 years

-4.21%

-18.90%

+14.69%

Max Drawdown (5Y)

Largest decline over 5 years

-15.07%

-25.43%

+10.36%

Max Drawdown (10Y)

Largest decline over 10 years

-16.15%

-33.92%

+17.77%

Current Drawdown

Current decline from peak

-2.06%

-1.80%

-0.26%

Average Drawdown

Average peak-to-trough decline

-3.50%

-10.71%

+7.21%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.04%

2.03%

-0.99%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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