REEMF vs. WTAI

Last updated Jun 6, 2026

REEMF (Rare Element Resources Ltd) is a stock, while WTAI (WisdomTree Artificial Intelligence and Innovation Fund) is Technology Equities fund tracking the WisdomTree Artificial Intelligence & Innovation Index. Over the past 3 years, REEMF returned 30.50%/yr vs 31.69%/yr for WTAI. At a 0.10 correlation, their price movements are largely independent.

Performance

REEMF vs. WTAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rare Element Resources Ltd (REEMF) and WisdomTree Artificial Intelligence and Innovation Fund (WTAI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, REEMF achieves a -15.03% return, which is significantly lower than WTAI's 43.55% return.

REEMF

• 1D: -4.75%
• 1M: -16.67%
• YTD: -15.03%
• 6M: -42.31%
• 1Y: -23.08%
• 3Y*: 30.50%
• 5Y*: -20.16%
• 10Y*: 19.99%

WTAI

• 1D: -8.83%
• 1M: 5.68%
• YTD: 43.55%
• 6M: 40.62%
• 1Y: 87.75%
• 3Y*: 31.69%
• 5Y*: —
• 10Y*: —

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

REEMF vs. WTAI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
REEMF Rare Element Resources Ltd	-15.03%	100.54%	35.16%	-33.21%	-68.80%	32.98%
WTAI WisdomTree Artificial Intelligence and Innovation Fund	43.55%	34.83%	6.53%	46.32%	-42.27%	-0.83%

Correlation

The correlation between REEMF and WTAI is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.12
Correlation (3Y) Calculated over the trailing 3-year period	0.06
Correlation (All Time) Calculated using the full available price history since Dec 10, 2021	0.10

Return for Risk

REEMF vs. WTAI — Risk / Return Rank

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

REEMF

REEMF Risk / Return Rank: 35
REEMF Sharpe Ratio Rank: 32
REEMF Sortino Ratio Rank: 40
REEMF Omega Ratio Rank: 39
REEMF Calmar Ratio Rank: 31
REEMF Martin Ratio Rank: 33

WTAI

WTAI Risk / Return Rank: 85
WTAI Sharpe Ratio Rank: 89
WTAI Sortino Ratio Rank: 77
WTAI Omega Ratio Rank: 81
WTAI Calmar Ratio Rank: 91
WTAI Martin Ratio Rank: 87

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.

REEMF vs. WTAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rare Element Resources Ltd (REEMF) and WisdomTree Artificial Intelligence and Innovation Fund (WTAI). 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.

	REEMF	WTAI	Difference
Sharpe ratio: Return per unit of total volatility	-0.23	2.96	-3.19
Sortino ratio: Return per unit of downside risk	0.36	3.34	-2.97
Omega ratio: Gain probability vs. loss probability	1.04	1.46	-0.42
Calmar ratio: Return relative to maximum drawdown	-0.33	5.72	-6.05
Martin ratio: Return relative to average drawdown	-0.50	18.07	-18.56
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

REEMF vs. WTAI - Sharpe Ratio Comparison

The current REEMF Sharpe Ratio is -0.23, which is lower than the WTAI Sharpe Ratio of 2.96. The chart below compares the historical Sharpe Ratios of REEMF and WTAI, 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

	REEMF	WTAI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.23	2.96	-3.19
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.19	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.15	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.10	0.42	-0.32

Drawdowns

REEMF vs. WTAI - Drawdown Comparison

The maximum REEMF drawdown since its inception was -96.21%, which is greater than WTAI's maximum drawdown of -45.92%. Use the drawdown chart below to compare losses from any high point for REEMF and WTAI.

Drawdown Indicators

	REEMF	WTAI	Difference
Max Drawdown Largest peak-to-trough decline	-96.21%	-45.92%	-50.29%
Max Drawdown (1Y) Largest decline over 1 year	-70.32%	-15.42%	-54.90%
Max Drawdown (3Y) Largest decline over 3 years	-82.18%	-31.83%	-50.35%
Max Drawdown (5Y) Largest decline over 5 years	-94.11%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-96.21%	—	—
Current Drawdown Current decline from peak	-85.33%	-10.98%	-74.35%
Average Drawdown Average peak-to-trough decline	-64.66%	-19.78%	-44.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	46.53%	4.87%	+41.66%

Volatility

REEMF vs. WTAI - Volatility Comparison

The current volatility for Rare Element Resources Ltd (REEMF) is 9.43%, while WisdomTree Artificial Intelligence and Innovation Fund (WTAI) has a volatility of 14.41%. This indicates that REEMF experiences smaller price fluctuations and is considered to be less risky than WTAI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	REEMF	WTAI	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.43%	14.41%	-4.98%
Volatility (6M) Calculated over the trailing 6-month period	55.92%	24.71%	+31.21%
Volatility (1Y) Calculated over the trailing 1-year period	100.80%	29.86%	+70.94%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	104.03%	31.26%	+72.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	136.67%	31.26%	+105.41%

Dividends

REEMF vs. WTAI - Dividend Comparison

REEMF has not paid dividends to shareholders, while WTAI's dividend yield for the trailing twelve months is around 1.26%.

Position	TTM	2025	2024	2023	2022
REEMF Rare Element Resources Ltd	0.00%	0.00%	0.00%	0.00%	0.00%
WTAI WisdomTree Artificial Intelligence and Innovation Fund	1.26%	1.81%	0.19%	0.24%	0.22%

Frequently Asked Questions

Can I hold both REEMF and WTAI in my portfolio?

REEMF and WTAI have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, REEMF or WTAI?

WTAI has higher volatility (14.41%) compared to REEMF (9.43%). In terms of maximum drawdown, REEMF dropped -96.21% vs WTAI's -45.92%.

Which has better risk-adjusted returns?

WTAI currently has the higher Sharpe Ratio (2.96 vs -0.23), 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.