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Vanguard Inflation Protected Se

VIPSX
Inflation-Protected Bond
Vanguard

The fund invests at least 80% of its assets in inflation-indexed bonds issued by the U.S. government, its agencies and instrumentalities, and corporations. It may invest in bonds of any maturity; however, its dollar-weighted average maturity is generally expected to be in the range of 7 to 20 years. At a minimum, all bonds purchased by the fund will be rated investment-grade or, if unrated, will be considered by the advisor to be investment-grade.

Expense Ratio
0.00%
What's an expense ratio?
5-Year Return
+0.89%
How to read fund performance
Volatility
+3.71%
What is volatility?
Total Assets
$27.9K
Performance History
1-Year Return+3.90%
3-Year Return+3.53%
5-Year Return+0.89%
10-Year Return+28.15%
Fund Details
Minimum Investment$3,000
Fund ManagerGemma Wright-Casparius
Manager Tenure17 years
Inception Date2005-06-09
Assets Under Management$27,885 M
Data Last UpdatedApr 13, 2026
How to Invest in VIPSX

Buy directly from Vanguard

Vanguard funds can be purchased directly through their website, typically with no transaction fee. Minimum investment: $3,000.

Visit Vanguard.com

Affiliate disclosure: Some links on this page are affiliate links. If you open an account through a link on this site, we may earn a commission at no additional cost to you. This does not influence our fund data or analysis. Learn more.

Investment Calculators

Fee Impact Calculator

Fee Impact Calculator
See how fees would impact your investment in Vanguard Inflation Protected Se
Calculating for:
VIPSX

Vanguard Inflation Protected Se

Pre-filled with VIPSX's historical average return

VIPSX's actual expense ratio

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Results
Future value after 30 years
Enter your values and click “Calculate Impact” to see results

Note: This calculator uses simplified assumptions based on VIPSX's historical performance. It does not account for taxes, inflation, or varying returns. Past performance does not guarantee future results.

Return Simulator

Return Projection Simulator
Project your portfolio's future value with Vanguard Inflation Protected Se
Projecting for:
VIPSX

Vanguard Inflation Protected Se

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Pre-filled with VIPSX's historical average return

Projection Results
Estimated portfolio value after 30 years
Enter your parameters and click “Simulate Returns” to see projections

Important: This projection uses simplified assumptions based on VIPSX's historical performance. Actual investment returns vary year-to-year. Past performance does not guarantee future results. This tool is for educational purposes only.

Frequently Asked Questions

What is VIPSX?

VIPSX is the ticker symbol for Vanguard Inflation Protected Se, a Inflation-Protected Bond mutual fund managed by Vanguard. The fund invests at least 80% of its assets in inflation-indexed bonds issued by the U.S. government, its agencies and instrumentalities, and corporations. It may invest in bonds of any maturity; however, its dollar-weighted average maturity is generally expected to be in the range of 7 to 20 years. At a minimum, all bonds purchased by the fund will be rated investment-grade or, if unrated, will be considered by the advisor to be investment-grade.

What is the expense ratio for VIPSX?

VIPSX has an expense ratio of 0.00% per year. On a $10,000 investment, that amounts to roughly $0 annually in fund fees. This is considered a very low-cost fund.

How has VIPSX performed historically?

VIPSX has posted a 1-year return of +3.90%, 3-year return of +3.53%, 5-year return of +0.89%, 10-year return of +28.15%. Past performance does not guarantee future results. Returns are annualized for periods greater than one year.

What is the minimum investment for VIPSX?

VIPSX requires a minimum initial investment of $3,000. Some brokerages or retirement accounts may waive or reduce this minimum.

Is VIPSX a good investment?

Whether VIPSX is right for you depends on your investment goals, time horizon, and risk tolerance. Key factors to evaluate include its 0.00% expense ratio, Inflation-Protected Bond category exposure, historical returns, and how it fits within your broader portfolio. We recommend comparing it against similar funds in the same category and consulting a qualified financial advisor.

Important: Past performance does not guarantee future results. This information is provided for educational purposes only and should not be considered investment advice. Please consult with a financial advisor before making investment decisions.

Compare Mutual Funds LogoCMF

Compare mutual funds with transparent, data-driven insights. Make informed investment decisions.

Product

  • Compare Funds
  • Learning Center
  • Fee Calculator
  • Return Simulator

Company

  • About Us

Legal

  • Disclosures
  • Privacy Policy
  • Terms of Service

© 2026 CompareMutualFunds. All rights reserved.

Investment information provided for educational purposes only. Past performance does not guarantee future results.