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ISIN
US9220318698
CUSIP
922031869
Issuer
Vanguard
Inception Date
Jun 29, 2000
Min. Investment
$3,000
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$28B

Share Price Chart


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Performance

VIPSX Performance Chart

Vanguard Inflation-Protected Securities Fund Investor Shares (VIPSX) is up 1.0% since the beginning of the year. VIPSX is currently trading at $12 per share. Investors who bought $1,000 worth of VIPSX shares 5 years ago would now be looking at an investment worth $1,047.


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S&P 500 Index

Returns By Period

Vanguard Inflation-Protected Securities Fund Investor Shares (VIPSX) has returned 1.00% so far this year and 3.87% over the past 12 months. Over the last ten years, VIPSX has returned 2.49% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.


Vanguard Inflation-Protected Securities Fund Investor Shares

1D
0.17%
1M
0.34%
YTD
1.00%
6M
1.17%
1Y
3.87%
3Y*
3.69%
5Y*
0.93%
10Y*
2.49%

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)

VIPSX Monthly Returns History

Based on dividend-adjusted daily data since Jun 29, 2000, VIPSX's average daily return is +0.02%, while the average monthly return is +0.36%. At this rate, an investment would double in approximately 16.1 years.

Historically, 66% of months were positive and 34% were negative. The best month was Mar 2009 with a return of +6.0%, while the worst month was Oct 2008 at -8.8%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 4 months.

On a daily basis, VIPSX closed higher 47% of trading days. The best single day was Mar 20, 2020 with a return of +3.7%, while the worst single day was Mar 17, 2020 at -2.9%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.43%1.28%-1.34%1.08%0.08%-0.51%1.00%
20251.22%2.24%0.66%0.08%-0.67%0.97%0.08%1.52%0.47%0.33%0.17%-0.47%6.77%
20240.26%-1.11%0.72%-1.62%1.82%0.73%1.80%0.84%1.43%-1.83%0.42%-1.63%1.74%
20232.12%-1.50%2.91%0.08%-1.23%-0.46%0.08%-0.84%-1.90%-0.70%2.64%2.62%3.73%
2022-1.86%0.70%-1.65%-2.15%-0.95%-3.02%4.07%-2.63%-6.62%1.26%1.83%-1.33%-12.04%
20210.42%-1.73%-0.08%1.34%0.97%0.71%2.55%-0.13%-0.77%1.11%0.96%0.16%5.57%

Benchmark Metrics

Vanguard Inflation-Protected Securities Fund Investor Shares has an annualized alpha of 4.88%, beta of -0.05, and R2 of 0.02 versus S&P 500 Index. Calculated based on daily prices since June 29, 2000.

  • This fund captured 11.92% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -6.45%) - a profile typical of hedging or uncorrelated assets.
  • Beta of -0.05 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
4.88%
Beta
-0.05
0.02
Upside Capture
11.92%
Downside Capture
-6.45%

Expense Ratio

VIPSX has an expense ratio of 0.20%, which is considered low.


Return for Risk

Risk / Return Rank

VIPSX ranks 24 for risk / return — below 24% 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.


VIPSX Risk / Return Rank: 2424
Overall Rank
VIPSX Sharpe Ratio Rank: 2020
Sharpe Ratio Rank
VIPSX Sortino Ratio Rank: 2121
Sortino Ratio Rank
VIPSX Omega Ratio Rank: 1818
Omega Ratio Rank
VIPSX Calmar Ratio Rank: 3232
Calmar Ratio Rank
VIPSX Martin Ratio Rank: 2828
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 Inflation-Protected Securities Fund Investor Shares (VIPSX) 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.


VIPSXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.83

Sortino ratioReturn per unit of downside risk

-0.97

Omega ratioGain probability vs. loss probability

1.21

1.37

-0.16

Calmar ratioReturn relative to maximum drawdown

2.01

2.78

-0.77

Martin ratioReturn relative to average drawdown

6.10

12.44

-6.34

Dividends

Dividend History

Vanguard Inflation-Protected Securities Fund Investor Shares provided a 4.41% dividend yield over the last twelve months, with an annual payout of $0.52 per share.


0.00%2.00%4.00%6.00%8.00%$0.00$0.20$0.40$0.60$0.80$1.0020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.52$0.54$0.47$0.49$0.98$0.73$0.19$0.29$0.38$0.30$0.44$0.10

Dividend yield

4.41%4.64%4.07%4.20%8.34%5.03%1.28%2.22%3.03%2.32%3.38%0.77%

Monthly Dividends

The table displays the monthly dividend distributions for Vanguard Inflation-Protected Securities Fund Investor Shares. 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$0.01$0.00$0.00$0.01
2025$0.00$0.00$0.03$0.00$0.00$0.12$0.00$0.00$0.13$0.00$0.00$0.26$0.54
2024$0.00$0.00$0.01$0.00$0.00$0.15$0.00$0.00$0.11$0.00$0.00$0.20$0.47
2023$0.00$0.00$0.04$0.00$0.00$0.11$0.00$0.00$0.12$0.00$0.00$0.23$0.49
2022$0.00$0.00$0.15$0.00$0.00$0.31$0.00$0.00$0.21$0.00$0.00$0.30$0.98
2021$0.00$0.00$0.03$0.00$0.00$0.14$0.00$0.00$0.27$0.00$0.00$0.29$0.73

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 Inflation-Protected Securities 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 Inflation-Protected Securities Fund Investor Shares was 15.13%, occurring on Nov 24, 2008. Recovery took 226 trading sessions.

The current Vanguard Inflation-Protected Securities Fund Investor Shares drawdown is 0.70%.


Related event

Drawdown

Fall

Recovery

Underwater

Financial crisis2007–2009
-15.13%Nov 2008
8mo 18d10mo 29d
1y 7moMar 2008 - Oct 2009
2023 correction2023
-14.55%Oct 2023
1y 11mo2y 4mo
4y 3moNov 2021 - Feb 2026
2013 correction2013
-11.22%Sep 2013
8mo 28d5y 6mo
6y 3moDec 2012 - Mar 2019
COVID crash2020
-8.95%Mar 2020
9d1mo 11d
1mo 20dMar 2020 - Apr 2020
2003 pullback2003
-7.32%Aug 2003
1mo 20d5mo 13d
7mo 3dJun 2003 - Jan 2004

Drawdown Indicators


VIPSXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-15.13%

-56.78%

+41.65%

Max Drawdown (1Y)

Largest decline over 1 year

-2.02%

-9.10%

+7.08%

Max Drawdown (3Y)

Largest decline over 3 years

-4.57%

-18.90%

+14.33%

Max Drawdown (5Y)

Largest decline over 5 years

-14.55%

-25.43%

+10.88%

Max Drawdown (10Y)

Largest decline over 10 years

-14.55%

-33.92%

+19.37%

Current Drawdown

Current decline from peak

-0.70%

-1.80%

+1.10%

Average Drawdown

Average peak-to-trough decline

-3.23%

-10.71%

+7.48%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.66%

2.03%

-1.37%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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