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RPRX vs. IWM
Performance
Return for Risk
Drawdowns
Volatility
Dividends

RPRX vs. IWM

Last updated Jun 5, 2026

RPRX (Royalty Pharma plc) is a stock, while IWM (iShares Russell 2000 ETF) is Small Cap Blend Equities fund tracking the Russell 2000 Index. Over the past 5 years, RPRX returned 6.47%/yr vs 6.43%/yr for IWM. At a 0.35 correlation, their price movements are largely independent.

Performance

RPRX vs. IWM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Royalty Pharma plc (RPRX) and iShares Russell 2000 ETF (IWM). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, RPRX achieves a 43.77% return, which is significantly higher than IWM's 18.84% return.

RPRX

1D
0.09%
1M
9.56%
YTD
43.77%
6M
41.90%
1Y
68.06%
3Y*
21.38%
5Y*
6.47%
10Y*
—

IWM

1D
1.51%
1M
3.34%
YTD
18.84%
6M
16.56%
1Y
41.60%
3Y*
19.00%
5Y*
6.43%
10Y*
10.97%
*Multi-year figures are annualized to reflect compound growth (CAGR)

RPRX vs. IWM - Yearly Performance Comparison

2026 (YTD)202520242023202220212020
RPRX
Royalty Pharma plc		43.77%55.29%-6.36%-27.08%0.99%-19.09%13.33%
IWM
iShares Russell 2000 ETF		18.84%12.66%11.38%16.83%-20.48%14.54%36.74%

Correlation

The correlation between RPRX and IWM is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.19

Correlation (3Y)
Calculated over the trailing 3-year period

0.27

Correlation (5Y)
Calculated over the trailing 5-year period

0.36

Correlation (All Time)
Calculated using the full available price history since Jun 17, 2020

0.35

The correlation between RPRX and IWM shifts across timeframes, from 0.19 (1 year) to 0.36 (5 years), reflecting how their relationship changes across market environments.

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Royalty Pharma plc

iShares Russell 2000 ETF

Often compared with RPRX:
RPRX vs. JNJRPRX vs. SPYRPRX vs. PFFDRPRX vs. GILDRPRX vs. LLYRPRX vs. BMYRPRX vs. VOO
Often compared with IWM:
IWM vs. SPYIWM vs. VTWOIWM vs. IJRIWM vs. AVUVIWM vs. IWNIWM vs. VOOIWM vs. IWO

Return for Risk

RPRX vs. IWM — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
RPRX
RPRX Risk / Return Rank: 9595
Overall Rank
RPRX Sharpe Ratio Rank: 9595
Sharpe Ratio Rank
RPRX Sortino Ratio Rank: 9494
Sortino Ratio Rank
RPRX Omega Ratio Rank: 9393
Omega Ratio Rank
RPRX Calmar Ratio Rank: 9797
Calmar Ratio Rank
RPRX Martin Ratio Rank: 9696
Martin Ratio Rank
IWM
IWM Risk / Return Rank: 6868
Overall Rank
IWM Sharpe Ratio Rank: 6767
Sharpe Ratio Rank
IWM Sortino Ratio Rank: 6666
Sortino Ratio Rank
IWM Omega Ratio Rank: 5959
Omega Ratio Rank
IWM Calmar Ratio Rank: 7676
Calmar Ratio Rank
IWM Martin Ratio Rank: 7373
Martin Ratio Rank
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.

RPRX vs. IWM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Royalty Pharma plc (RPRX) and iShares Russell 2000 ETF (IWM). 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.

RPRXIWMDifference
Sharpe ratioReturn per unit of total volatility
3.15
2.18

+0.97

Sortino ratioReturn per unit of downside risk
3.92
3.00

+0.92

Omega ratioGain probability vs. loss probability

1.52

1.36

+0.17

Calmar ratioReturn relative to maximum drawdown

9.27

3.79

+5.48

Martin ratioReturn relative to average drawdown

23.29

13.45

+9.83

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RPRX vs. IWM - Sharpe Ratio Comparison

The current RPRX Sharpe Ratio is 3.15, which is higher than the IWM Sharpe Ratio of 2.18. The chart below compares the historical Sharpe Ratios of RPRX and IWM, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

RPRXIWMDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

3.15

2.18

+0.97

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.27

0.29

-0.01

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

—

0.48

—

Sharpe Ratio (All Time)

Calculated using the full available price history

0.22

0.37

-0.15

Drawdowns

RPRX vs. IWM - Drawdown Comparison

The maximum RPRX drawdown since its inception was -49.68%, smaller than the maximum IWM drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for RPRX and IWM.

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Drawdown Indicators

RPRXIWMDifference

Max Drawdown

Largest peak-to-trough decline

-49.68%

-59.05%

+9.37%

Max Drawdown (1Y)

Largest decline over 1 year

-7.38%

-11.03%

+3.65%

Max Drawdown (3Y)

Largest decline over 3 years

-26.46%

-27.50%

+1.04%

Max Drawdown (5Y)

Largest decline over 5 years

-43.44%

-31.91%

-11.53%

Max Drawdown (10Y)

Largest decline over 10 years

—

-41.13%

—

Current Drawdown

Current decline from peak

-1.33%

-0.01%

-1.32%

Average Drawdown

Average peak-to-trough decline

-26.42%

-10.77%

-15.65%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.93%

3.10%

-0.17%

Volatility

RPRX vs. IWM - Volatility Comparison

Royalty Pharma plc (RPRX) has a higher volatility of 6.09% compared to iShares Russell 2000 ETF (IWM) at 5.70%. This indicates that RPRX's price experiences larger fluctuations and is considered to be riskier than IWM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

RPRXIWMDifference

Volatility (1M)

Calculated over the trailing 1-month period

6.09%

5.70%

+0.39%

Volatility (6M)

Calculated over the trailing 6-month period

13.99%

13.60%

+0.39%

Volatility (1Y)

Calculated over the trailing 1-year period

21.75%

19.19%

+2.56%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

23.87%

22.53%

+1.34%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

26.86%

23.04%

+3.82%

Dividends

RPRX vs. IWM - Dividend Comparison

RPRX's dividend yield for the trailing twelve months is around 1.65%, more than IWM's 0.87% yield.

PositionTTM20252024202320222021202020192018201720162015
IWM
iShares Russell 2000 ETF		0.87%1.04%1.15%1.35%1.48%0.94%1.04%1.26%1.40%1.26%1.38%1.54%
RPRX
Royalty Pharma plc		1.65%2.28%3.29%2.85%1.92%1.71%0.60%0.00%0.00%0.00%0.00%0.00%

Frequently Asked Questions

RPRX and IWM have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

RPRX has higher volatility (6.09%) compared to IWM (5.70%). In terms of maximum drawdown, RPRX dropped -49.68% vs IWM's -59.05%.

RPRX currently has the higher Sharpe Ratio (3.15 vs 2.18), 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.

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