PINRX vs. VBTLX

Last updated Jun 4, 2026

PINRX (Principal Diversified International Fund) and VBTLX (Vanguard Total Bond Market Index Fund Admiral Shares) are both mutual funds - PINRX is a Foreign Large Cap Equities fund managed by Principal, while VBTLX is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Float Adjusted Index. Over the past 10 years, PINRX returned 8.63%/yr vs 1.58%/yr for VBTLX. At a correlation of -0.10, they often move in opposite directions. PINRX charges 1.32%/yr vs 0.04%/yr for VBTLX.

Performance

PINRX vs. VBTLX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Principal Diversified International Fund (PINRX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PINRX achieves a 8.16% return, which is significantly higher than VBTLX's 0.42% return. Over the past 10 years, PINRX has outperformed VBTLX with an annualized return of 8.63%, while VBTLX has yielded a comparatively lower 1.58% annualized return.

PINRX

• 1D: 0.88%
• 1M: 5.11%
• YTD: 8.16%
• 6M: 10.57%
• 1Y: 23.11%
• 3Y*: 17.14%
• 5Y*: 7.10%
• 10Y*: 8.63%

VBTLX

• 1D: 0.00%
• 1M: 0.55%
• YTD: 0.42%
• 6M: 0.35%
• 1Y: 5.34%
• 3Y*: 4.05%
• 5Y*: 0.21%
• 10Y*: 1.58%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PINRX vs. VBTLX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PINRX Principal Diversified International Fund	8.16%	32.03%	5.91%	17.21%	-20.26%	8.95%	16.91%	22.26%	-17.80%	27.96%
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares	0.42%	7.17%	1.26%	5.74%	-13.16%	-1.81%	7.72%	8.73%	-0.25%	3.56%

Correlation

The correlation between PINRX and VBTLX is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.31
Correlation (3Y) Calculated over the trailing 3-year period	0.27
Correlation (5Y) Calculated over the trailing 5-year period	0.18
Correlation (10Y) Calculated over the trailing 10-year period	0.04
Correlation (All Time) Calculated using the full available price history since Nov 13, 2001	-0.10

The correlation between PINRX and VBTLX shifts across timeframes, from -0.10 (all time) to 0.31 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

PINRX vs. VBTLX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PINRX

PINRX Risk / Return Rank: 31
PINRX Sharpe Ratio Rank: 29
PINRX Sortino Ratio Rank: 28
PINRX Omega Ratio Rank: 30
PINRX Calmar Ratio Rank: 32
PINRX Martin Ratio Rank: 35

VBTLX

VBTLX Risk / Return Rank: 23
VBTLX Sharpe Ratio Rank: 23
VBTLX Sortino Ratio Rank: 24
VBTLX Omega Ratio Rank: 21
VBTLX Calmar Ratio Rank: 25
VBTLX Martin Ratio Rank: 21

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.

PINRX vs. VBTLX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal Diversified International Fund (PINRX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	PINRX	VBTLX	Difference
Sharpe ratio: Return per unit of total volatility	1.55	1.36	+0.19
Sortino ratio: Return per unit of downside risk	2.22	2.04	+0.17
Omega ratio: Gain probability vs. loss probability	1.29	1.24	+0.05
Calmar ratio: Return relative to maximum drawdown	2.12	1.86	+0.26
Martin ratio: Return relative to average drawdown	7.87	5.58	+2.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PINRX vs. VBTLX - Sharpe Ratio Comparison

The current PINRX Sharpe Ratio is 1.55, which is comparable to the VBTLX Sharpe Ratio of 1.36. The chart below compares the historical Sharpe Ratios of PINRX and VBTLX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	PINRX	VBTLX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.55	1.36	+0.19
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.46	0.04	+0.42
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.54	0.32	+0.22
Sharpe Ratio (All Time) Calculated using the full available price history	0.29	0.76	-0.47

Drawdowns

PINRX vs. VBTLX - Drawdown Comparison

The maximum PINRX drawdown since its inception was -62.91%, which is greater than VBTLX's maximum drawdown of -18.81%. Use the drawdown chart below to compare losses from any high point for PINRX and VBTLX.

Drawdown Indicators

	PINRX	VBTLX	Difference
Max Drawdown Largest peak-to-trough decline	-62.91%	-18.81%	-44.10%
Max Drawdown (1Y) Largest decline over 1 year	-10.73%	-2.89%	-7.84%
Max Drawdown (3Y) Largest decline over 3 years	-14.13%	-6.00%	-8.13%
Max Drawdown (5Y) Largest decline over 5 years	-30.79%	-18.14%	-12.65%
Max Drawdown (10Y) Largest decline over 10 years	-36.58%	-18.81%	-17.77%
Current Drawdown Current decline from peak	-0.38%	-2.18%	+1.80%
Average Drawdown Average peak-to-trough decline	-16.96%	-2.67%	-14.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.88%	0.96%	+1.92%

Volatility

PINRX vs. VBTLX - Volatility Comparison

Principal Diversified International Fund (PINRX) has a higher volatility of 4.50% compared to Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX) at 1.38%. This indicates that PINRX's price experiences larger fluctuations and is considered to be riskier than VBTLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PINRX	VBTLX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.50%	1.38%	+3.12%
Volatility (6M) Calculated over the trailing 6-month period	12.43%	2.80%	+9.63%
Volatility (1Y) Calculated over the trailing 1-year period	14.70%	3.97%	+10.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.61%	6.01%	+9.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.13%	4.98%	+11.15%

PINRX vs. VBTLX - Expense Ratio Comparison

PINRX has a 1.32% expense ratio, which is higher than VBTLX's 0.04% expense ratio.

Dividends

PINRX vs. VBTLX - Dividend Comparison

PINRX's dividend yield for the trailing twelve months is around 1.90%, less than VBTLX's 3.98% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PINRX Principal Diversified International Fund	1.90%	3.22%	5.09%	2.13%	0.47%	13.14%	0.66%	1.67%	6.40%	1.24%	1.04%	0.88%
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares	3.98%	3.87%	3.69%	3.10%	2.59%	1.96%	2.39%	2.74%	2.57%	2.56%	2.53%	2.82%

Frequently Asked Questions

Can I hold both PINRX and VBTLX in my portfolio?

PINRX and VBTLX have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PINRX or VBTLX?

PINRX has higher volatility (4.50%) compared to VBTLX (1.38%). In terms of maximum drawdown, PINRX dropped -62.91% vs VBTLX's -18.81%.

Which has better risk-adjusted returns?

PINRX currently has the higher Sharpe Ratio (1.55 vs 1.36), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.