- ISIN
- US7414951050
- CUSIP
- 741495105
- Issuer
- T. Rowe Price
- Category
- Total Bond Market
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
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Performance
PBDIX Performance Chart
T. Rowe Price QM U.S. Bond Index Fund (PBDIX) is up 0.2% since the beginning of the year. PBDIX is currently trading at $10 per share. Investors who bought $1,000 worth of PBDIX shares 5 years ago would now be looking at an investment worth $1,059.
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Returns By Period
T. Rowe Price QM U.S. Bond Index Fund (PBDIX) has returned 0.20% so far this year and 4.63% over the past 12 months. Over the last ten years, PBDIX has returned 2.29% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
T. Rowe Price QM U.S. Bond Index Fund
- 1D
- 0.21%
- 1M
- 0.99%
- YTD
- 0.20%
- 6M
- 0.67%
- 1Y
- 4.63%
- 3Y*
- 6.00%
- 5Y*
- 1.15%
- 10Y*
- 2.29%
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%
PBDIX Monthly Returns History
Based on dividend-adjusted daily data since Nov 30, 2000, PBDIX's average daily return is +0.02%, while the average monthly return is +0.33%. At this rate, an investment would double in approximately 17.5 years.
Historically, 63% of months were positive and 37% were negative. The best month was Nov 2023 with a return of +4.8%, while the worst month was Sep 2022 at -4.7%. The longest winning streak lasted 9 consecutive months, and the longest losing streak was 5 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%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.15% | 1.67% | -1.89% | 0.14% | 0.26% | -0.10% | 0.20% | ||||||
| 2025 | 0.96% | 2.47% | 0.36% | 0.35% | -0.78% | 1.60% | -0.27% | 1.21% | 0.96% | 0.69% | 0.53% | -0.04% | 8.29% |
| 2024 | 0.19% | -1.03% | 0.86% | -2.17% | 2.15% | 0.96% | 2.72% | 1.88% | 1.56% | -2.14% | 1.45% | -1.61% | 4.75% |
| 2023 | 3.56% | -2.13% | 2.51% | 0.94% | -0.74% | -0.10% | 0.15% | -0.63% | -2.11% | -1.64% | 4.75% | 4.07% | 8.62% |
| 2022 | -1.96% | -1.20% | -2.84% | -3.76% | 0.39% | -1.66% | 1.99% | -2.60% | -4.71% | -1.55% | 3.49% | -0.54% | -14.24% |
| 2021 | -0.55% | -1.31% | -1.32% | 0.88% | 0.14% | 0.76% | 1.12% | -0.11% | -0.81% | -0.11% | 0.33% | -0.45% | -1.45% |
Benchmark Metrics
T. Rowe Price QM U.S. Bond Index Fund has an annualized alpha of 4.44%, beta of -0.04, and R2 of 0.04 versus S&P 500 Index. Calculated based on daily prices since November 30, 2000.
- This fund captured 11.16% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -5.19%) - a profile typical of hedging or uncorrelated assets.
- Beta of -0.04 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.
- Alpha
- 4.44%
- Beta
- -0.04
- R²
- 0.04
- Upside Capture
- 11.16%
- Downside Capture
- -5.19%
Expense Ratio
PBDIX has an expense ratio of 0.23%, which is considered low.
Return for Risk
Risk / Return Rank
PBDIX ranks 19 for risk / return — in the bottom 19% 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.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for T. Rowe Price QM U.S. Bond Index Fund (PBDIX) 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.
| PBDIX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.87 | ||
| Sortino ratioReturn per unit of downside risk | -1.00 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 1.37 | -0.16 |
| Calmar ratioReturn relative to maximum drawdown | 1.55 | 2.78 | -1.24 |
| Martin ratioReturn relative to average drawdown | 4.25 | 12.44 | -8.18 |
Dividends
Dividend History
T. Rowe Price QM U.S. Bond Index Fund provided a 4.25% dividend yield over the last twelve months, with an annual payout of $0.41 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.41 | $0.51 | $0.68 | $0.62 | $0.19 | $0.21 | $0.42 | $0.36 | $0.31 | $0.30 | $0.31 | $0.33 |
Dividend yield | 4.25% | 5.19% | 7.21% | 6.39% | 2.01% | 1.84% | 3.59% | 3.18% | 2.94% | 2.75% | 2.82% | 2.99% |
Monthly Dividends
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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.17 | ||||||
| 2025 | $0.07 | $0.06 | $0.06 | $0.03 | $0.04 | $0.03 | $0.03 | $0.04 | $0.03 | $0.04 | $0.03 | $0.04 | $0.51 |
| 2024 | $0.06 | $0.06 | $0.03 | $0.06 | $0.07 | $0.03 | $0.07 | $0.07 | $0.06 | $0.07 | $0.07 | $0.03 | $0.68 |
| 2023 | $0.05 | $0.05 | $0.06 | $0.05 | $0.06 | $0.06 | $0.05 | $0.03 | $0.06 | $0.03 | $0.06 | $0.06 | $0.62 |
| 2022 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.00 | $0.00 | $0.02 | $0.00 | $0.02 | $0.03 | $0.03 | $0.19 |
| 2021 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.21 |
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 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 610 trading sessions.
The current T. Rowe Price QM U.S. Bond Index Fund drawdown is 1.60%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -19.20%Oct 2022 | 2y 2mo | 2y 5mo | 4y 7moAug 2020 - Apr 2025 |
COVID crash2020 | -7.10%Mar 2020 | 9d | 2mo 24d | 3mo 3dMar 2020 - Jun 2020 |
Financial crisis2007–2009 | -5.37%Oct 2008 | 1mo 20d | 1mo 17d | 3mo 7dSep 2008 - Dec 2008 |
2013 pullback2013 | -4.94%Sep 2013 | 4mo 5d | 8mo 11d | 1y 11dMay 2013 - May 2014 |
2003 pullback2003 | -4.78%Aug 2003 | 1mo 29d | 5mo 2d | 7mo 1dJun 2003 - Jan 2004 |
Drawdown Indicators
| PBDIX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.20% | -56.78% | +37.58% |
Max Drawdown (1Y)Largest decline over 1 year | -3.08% | -9.10% | +6.02% |
Max Drawdown (3Y)Largest decline over 3 years | -5.61% | -18.90% | +13.29% |
Max Drawdown (5Y)Largest decline over 5 years | -19.10% | -25.43% | +6.33% |
Max Drawdown (10Y)Largest decline over 10 years | -19.20% | -33.92% | +14.72% |
Current DrawdownCurrent decline from peak | -1.60% | -1.80% | +0.20% |
Average DrawdownAverage peak-to-trough decline | -2.16% | -10.71% | +8.55% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.11% | 2.03% | -0.92% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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