RARE vs. REMX

Last updated Apr 2, 2026

Compare and contrast key facts about Ultragenyx Pharmaceutical Inc. (RARE) and VanEck Vectors Rare Earth/Strategic Metals ETF (REMX).

REMX is a passively managed fund by VanEck that tracks the performance of the MVIS Global Rare Earth/Strategic Metals Index. It was launched on Oct 27, 2010.

Performance

RARE vs. REMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Ultragenyx Pharmaceutical Inc. (RARE) and VanEck Vectors Rare Earth/Strategic Metals ETF (REMX). The values are adjusted to include any dividend payments, if applicable.

RARE vs. REMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RARE Ultragenyx Pharmaceutical Inc.	-6.87%	-45.33%	-12.02%	3.22%	-44.90%	-39.25%	224.12%	-1.77%	-6.25%	-34.03%
REMX VanEck Vectors Rare Earth/Strategic Metals ETF	19.76%	92.95%	-35.02%	-19.18%	-31.13%	79.81%	64.82%	0.74%	-49.63%	82.60%

Returns By Period

In the year-to-date period, RARE achieves a -6.87% return, which is significantly lower than REMX's 19.76% return. Over the past 10 years, RARE has underperformed REMX with an annualized return of -10.71%, while REMX has yielded a comparatively higher 10.31% annualized return.

RARE

• 1D: 2.24%
• 1M: -6.95%
• YTD: -6.87%
• 6M: -28.58%
• 1Y: -36.70%
• 3Y*: -18.86%
• 5Y*: -28.32%
• 10Y*: -10.71%

REMX

• 1D: 0.60%
• 1M: -14.22%
• YTD: 19.76%
• 6M: 32.63%
• 1Y: 128.04%
• 3Y*: 4.25%
• 5Y*: 5.33%
• 10Y*: 10.31%

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

Return for Risk

RARE vs. REMX — Risk / Return Rank

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

RARE

RARE Risk / Return Rank: 18
RARE Sharpe Ratio Rank: 18
RARE Sortino Ratio Rank: 23
RARE Omega Ratio Rank: 21
RARE Calmar Ratio Rank: 14
RARE Martin Ratio Rank: 12

REMX

REMX Risk / Return Rank: 95
REMX Sharpe Ratio Rank: 96
REMX Sortino Ratio Rank: 95
REMX Omega Ratio Rank: 90
REMX Calmar Ratio Rank: 98
REMX Martin Ratio Rank: 95

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.

RARE vs. REMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ultragenyx Pharmaceutical Inc. (RARE) and VanEck Vectors Rare Earth/Strategic Metals ETF (REMX). 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.

	RARE	REMX	Difference
Sharpe ratio Return per unit of total volatility	-0.51	2.67	-3.19
Sortino ratio Return per unit of downside risk	-0.27	3.10	-3.37
Omega ratio Gain probability vs. loss probability	0.95	1.39	-0.44
Calmar ratio Return relative to maximum drawdown	-0.74	5.48	-6.22
Martin ratio Return relative to average drawdown	-1.39	16.18	-17.57
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RARE vs. REMX - Sharpe Ratio Comparison

The current RARE Sharpe Ratio is -0.51, which is lower than the REMX Sharpe Ratio of 2.67. The chart below compares the historical Sharpe Ratios of RARE and REMX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	RARE	REMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.51	2.67	-3.19
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.53	0.13	-0.66
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.19	0.28	-0.48
Sharpe Ratio (All Time) Calculated using the full available price history	-0.09	-0.10	0.00

Correlation

The correlation between RARE and REMX is 0.23, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

RARE vs. REMX - Dividend Comparison

RARE has not paid dividends to shareholders, while REMX's dividend yield for the trailing twelve months is around 1.47%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RARE Ultragenyx Pharmaceutical Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
REMX VanEck Vectors Rare Earth/Strategic Metals ETF	1.47%	1.76%	2.56%	0.00%	1.56%	5.25%	0.81%	1.64%	12.43%	2.89%	2.23%	4.77%

Drawdowns

RARE vs. REMX - Drawdown Comparison

The maximum RARE drawdown since its inception was -89.57%, roughly equal to the maximum REMX drawdown of -90.20%. Use the drawdown chart below to compare losses from any high point for RARE and REMX.

Drawdown Indicators

	RARE	REMX	Difference
Max Drawdown Largest peak-to-trough decline	-89.57%	-90.20%	+0.63%
Max Drawdown (1Y) Largest decline over 1 year	-55.36%	-23.35%	-32.01%
Max Drawdown (5Y) Largest decline over 5 years	-84.01%	-73.34%	-10.67%
Max Drawdown (10Y) Largest decline over 10 years	-89.57%	-73.34%	-16.23%
Current Drawdown Current decline from peak	-87.92%	-59.46%	-28.46%
Average Drawdown Average peak-to-trough decline	-54.29%	-67.01%	+12.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	29.35%	7.92%	+21.43%

Volatility

RARE vs. REMX - Volatility Comparison

Ultragenyx Pharmaceutical Inc. (RARE) has a higher volatility of 18.41% compared to VanEck Vectors Rare Earth/Strategic Metals ETF (REMX) at 15.48%. This indicates that RARE's price experiences larger fluctuations and is considered to be riskier than REMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RARE	REMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.41%	15.48%	+2.93%
Volatility (6M) Calculated over the trailing 6-month period	67.91%	37.90%	+30.01%
Volatility (1Y) Calculated over the trailing 1-year period	71.88%	48.17%	+23.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	54.12%	39.75%	+14.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	55.60%	36.60%	+19.00%