T. Rowe Price QM U.S. Bond Index Fund (PBDIX)

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The chart shows the growth of an initial investment of $10,000 in T. Rowe Price QM U.S. Bond Index Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

T. Rowe Price QM U.S. Bond Index Fund (PBDIX) has returned -0.33% so far this year and 7.31% over the past 12 months. Over the last ten years, PBDIX has returned 2.02% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.

Based on dividend-adjusted daily data since Nov 30, 2000, PBDIX's average daily return is +0.02%, while the average monthly return is +0.32%. At this rate, your investment would double in approximately 18.1 years.

Historically, 63% of months were positive and 37% were negative. The best month was Nov 2023 with a return of +4.4%, while the worst month was Sep 2022 at -4.7%. The longest winning streak lasted 9 consecutive months, and the longest losing streak was 6 months.

On a daily basis, PBDIX closed higher 45% of trading days. The best single day was Nov 10, 2022 with a return of +1.8%, while the worst single day was Mar 18, 2020 at -1.7%.

T. Rowe Price QM U.S. Bond Index Fund has an annualized alpha of 4.30%, beta of -0.05, and R² of 0.04 versus S&P 500 Index. Calculated based on daily prices since December 01, 2000.

• This fund captured 11.04% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -4.91%) — a profile typical of hedging or uncorrelated assets.
• Beta of -0.05 may look defensive, but with R² of 0.04 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 0.04 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.

PBDIX has an expense ratio of 0.23%, which is considered low.

PBDIX ranks 86 for risk / return — in the top 86% of mutual funds on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.

The table below present risk-adjusted performance metrics for T. Rowe Price QM U.S. Bond Index Fund (PBDIX) and compare them to a chosen benchmark (S&P 500 Index).

T. Rowe Price QM U.S. Bond Index Fund provided a 7.42% dividend yield over the last twelve months, with an annual payout of $0.71 per share. The fund has been increasing its distributions for 3 consecutive years.

The table displays the monthly dividend distributions for T. Rowe Price QM U.S. Bond Index Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

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.

The table below displays the maximum drawdowns of the T. Rowe Price QM U.S. Bond Index Fund. 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 T. Rowe Price QM U.S. Bond Index Fund was 19.20%, occurring on Oct 24, 2022. Recovery took 776 trading sessions.

The current T. Rowe Price QM U.S. Bond Index Fund drawdown is 2.44%.

The chart below shows the rolling one-month volatility.