PBT vs. RPXIX

Last updated Jun 23, 2026

PBT (Permian Basin Royalty Trust) is a stock, while RPXIX (RiverPark Large Growth Fund) is Large Cap Growth Equities fund managed by RiverPark Funds. Over the past 10 years, PBT returned 19.91%/yr vs 11.83%/yr for RPXIX. At a 0.20 correlation, their price movements are largely independent.

Performance

PBT vs. RPXIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Permian Basin Royalty Trust (PBT) and RiverPark Large Growth Fund (RPXIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PBT achieves a 49.62% return, which is significantly higher than RPXIX's -0.24% return. Over the past 10 years, PBT has outperformed RPXIX with an annualized return of 19.91%, while RPXIX has yielded a comparatively lower 11.83% annualized return.

PBT

• 1D: 1.16%
• 1M: -18.49%
• YTD: 49.62%
• 6M: 46.97%
• 1Y: 115.71%
• 3Y*: 7.27%
• 5Y*: 41.52%
• 10Y*: 19.91%

RPXIX

• 1D: 1.04%
• 1M: -0.21%
• YTD: -0.24%
• 6M: -0.58%
• 1Y: 11.67%
• 3Y*: 17.08%
• 5Y*: -0.18%
• 10Y*: 11.83%

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

PBT vs. RPXIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBT Permian Basin Royalty Trust	49.62%	56.75%	-16.91%	-42.84%	166.22%	218.45%	-7.68%	-29.15%	-28.11%	23.21%
RPXIX RiverPark Large Growth Fund	-0.24%	13.18%	22.55%	51.57%	-47.37%	1.09%	55.28%	32.49%	-4.78%	30.27%

Correlation

The correlation between PBT and RPXIX is 0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.01
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.13
Correlation (10Y) Calculated over the trailing 10-year period	0.16
Correlation (All Time) Calculated using the full available price history since Jan 3, 2011	0.20

The correlation between PBT and RPXIX shifts across timeframes, from 0.01 (1 year) to 0.20 (all time), reflecting how their relationship changes across market environments.

Return for Risk

PBT vs. RPXIX — Risk / Return Rank

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

PBT

PBT Risk / Return Rank: 93
PBT Sharpe Ratio Rank: 94
PBT Sortino Ratio Rank: 92
PBT Omega Ratio Rank: 89
PBT Calmar Ratio Rank: 94
PBT Martin Ratio Rank: 94

RPXIX

RPXIX Risk / Return Rank: 9
RPXIX Sharpe Ratio Rank: 10
RPXIX Sortino Ratio Rank: 9
RPXIX Omega Ratio Rank: 9
RPXIX Calmar Ratio Rank: 8
RPXIX Martin Ratio Rank: 9

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.

PBT vs. RPXIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Permian Basin Royalty Trust (PBT) and RiverPark Large Growth Fund (RPXIX). 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.

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.

	PBT	RPXIX	Difference
Sharpe ratio: Return per unit of total volatility	2.70	0.74	+1.95
Sortino ratio: Return per unit of downside risk	3.42	1.10	+2.32
Omega ratio: Gain probability vs. loss probability	1.40	1.14	+0.27
Calmar ratio: Return relative to maximum drawdown	5.99	0.72	+5.27
Martin ratio: Return relative to average drawdown	16.02	2.41	+13.61

PBT vs. RPXIX - Sharpe Ratio Comparison

The current PBT Sharpe Ratio is 2.70, which is higher than the RPXIX Sharpe Ratio of 0.74. The chart below compares the historical Sharpe Ratios of PBT and RPXIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

PBT vs. RPXIX - Drawdown Comparison

The maximum PBT drawdown since its inception was -83.17%, which is greater than RPXIX's maximum drawdown of -58.56%. Use the drawdown chart below to compare losses from any high point for PBT and RPXIX.

Drawdown Indicators

	PBT	RPXIX	Difference
Max Drawdown Largest peak-to-trough decline	-83.17%	-58.56%	-24.61%
Max Drawdown (1Y) Largest decline over 1 year	-19.42%	-15.28%	-4.14%
Max Drawdown (3Y) Largest decline over 3 years	-62.52%	-21.93%	-40.59%
Max Drawdown (5Y) Largest decline over 5 years	-65.05%	-58.56%	-6.49%
Max Drawdown (10Y) Largest decline over 10 years	-73.87%	-58.56%	-15.31%
Current Drawdown Current decline from peak	-18.49%	-8.10%	-10.39%
Average Drawdown Average peak-to-trough decline	-25.66%	-11.61%	-14.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.25%	4.56%	+2.69%

Volatility

PBT vs. RPXIX - Volatility Comparison

Permian Basin Royalty Trust (PBT) has a higher volatility of 16.17% compared to RiverPark Large Growth Fund (RPXIX) at 5.30%. This indicates that PBT's price experiences larger fluctuations and is considered to be riskier than RPXIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBT	RPXIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	16.17%	5.30%	+10.87%
Volatility (6M) Calculated over the trailing 6-month period	31.82%	11.84%	+19.98%
Volatility (1Y) Calculated over the trailing 1-year period	43.23%	14.81%	+28.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.75%	26.32%	+21.43%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	42.86%	24.76%	+18.10%

Dividends

PBT vs. RPXIX - Dividend Comparison

PBT's dividend yield for the trailing twelve months is around 1.41%, less than RPXIX's 9.17% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PBT Permian Basin Royalty Trust	1.41%	1.92%	4.92%	4.30%	4.56%	2.28%	7.10%	10.80%	11.20%	7.09%	5.38%	6.81%
RPXIX RiverPark Large Growth Fund	9.17%	9.15%	7.22%	0.00%	0.01%	3.79%	6.69%	11.76%	15.17%	9.01%	0.54%	1.72%

Frequently Asked Questions

Can I hold both PBT and RPXIX in my portfolio?

PBT and RPXIX have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PBT or RPXIX?

PBT has higher volatility (16.17%) compared to RPXIX (5.30%). In terms of maximum drawdown, PBT dropped -83.17% vs RPXIX's -58.56%.

Which has better risk-adjusted returns?

PBT currently has the higher Sharpe Ratio (2.70 vs 0.74), 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.