TIIPX — T. Rowe Price Inflation Protected Bond Fund, Inc.
Data updated: 2026-08-12
TIIPX — T. Rowe Price Inflation Protected Bond Fund, Inc. Intermediate Treasury / Sovereign Bond · $576.33M AUM. Holdings, fees, performance and SEC filings.
TIIPX Fund Overview
TIIPX — T. Rowe Price Inflation Protected Bond Fund, Inc. is a US mutual fund managed by T. Rowe Price Inflation Protected Bond Fund, Inc., categorised as Intermediate Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: T. Rowe Price Inflation Protected Bond Fund, Inc.
- Category: Intermediate Treasury / Sovereign Bond
- Assets under management: $576.33M
- 1-year return: 4.7%
- Ticker: TIIPX
- SEC CIK: 0001181628
- SEC series ID: S000002133
- Share class ID: C000166332
TIIPX Holdings
Top 10 holdings of T. Rowe Price Inflation Protected Bond Fund, Inc. by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Tips | 6.92% |
| Tips | 5.97% |
| Tsy Infl Ix N/b | 5.71% |
| Tips | 5.37% |
| Tips | 5.05% |
| Tips | 4.67% |
| Tips | 4.42% |
| Tsy Infl Ix N/b | 3.42% |
| Tsy Infl Ix N/b | 2.91% |
| Tips | 2.84% |
TIIPX Portfolio Allocation
Asset-class allocation of T. Rowe Price Inflation Protected Bond Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.2% |
| Cash & Equivalents | 0.6% |
TIIPX Performance
Total returns for TIIPX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.6% |
| 1 year | 4.7% |
| 3 years (annualised) | 3.7% |
| 5 years (annualised) | 0.7% |
TIIPX Risk Information
Risk metrics for TIIPX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 2.8%
TIIPX Costs and Fees
TIIPX costs about $22 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.22%
- Gross expense ratio: 0.44%
- Portfolio turnover: 24%
- Brokerage commissions: 0.05 bps of average net assets (SEC N-CEN)
TIIPX Cashflows
Over the 12 months to 2026-05, T. Rowe Price Inflation Protected Bond Fund, Inc. had net inflows of $82.79M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | $4.96M |
| 2026-04 | $88.25M |
| 2026-03 | $684.34K |
| 2026-02 | $1.32M |
| 2026-01 | $382.59K |
| 2025-12 | $9.77M |
TIIPX Debt Constituents
Largest debt holdings of T. Rowe Price Inflation Protected Bond Fund, Inc. by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Tips | 6.92% |
| Tips | 5.97% |
| Tsy Infl Ix N/b | 5.71% |
| Tips | 5.37% |
| Tips | 5.05% |
| Tips | 4.67% |
| Tips | 4.42% |
| Tsy Infl Ix N/b | 3.42% |
| Tsy Infl Ix N/b | 2.91% |
| Tips | 2.84% |
TIIPX Prospectus and SEC Filings
Official T. Rowe Price Inflation Protected Bond Fund, Inc. filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-07-27
- Prospectus (485BPOS) — filed 2025-07-25
- Prospectus (485BPOS) — filed 2024-07-25
- Portfolio holdings (N-PORT) — filed 2026-07-28
- Portfolio holdings (N-PORT) — filed 2026-04-27
- Portfolio holdings (N-PORT) — filed 2026-01-27
- Annual census (N-CEN) — filed 2026-08-12
- Annual census (N-CEN) — filed 2025-08-13
Related Funds
Other Intermediate Treasury / Sovereign Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.