TCAI vs. REMX

Last updated Jul 14, 2026

TCAI (Tortoise AI Infrastructure ETF) and REMX (VanEck Rare Earth and Strategic Metals ETF) are both exchange-traded funds - TCAI is a Technology Equities fund actively managed by Tortoise, while REMX is a Rare Earth & Strategic Metals fund tracking the MarketVector Global Rare Earth/Strategic Metals Index. TCAI is actively managed, while REMX is passively managed. At a 0.43 correlation, their price movements are largely independent. TCAI charges 0.65%/yr vs 0.59%/yr for REMX.

Performance

TCAI vs. REMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tortoise AI Infrastructure ETF (TCAI) and VanEck Rare Earth and Strategic Metals ETF (REMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TCAI achieves a 67.80% return, which is significantly higher than REMX's 3.18% return.

TCAI

• 1D: -3.69%
• 1M: -6.18%
• 6M: 58.11%
• YTD: 67.80%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

REMX

• 1D: -4.38%
• 1M: -20.14%
• 6M: -14.15%
• YTD: 3.18%
• 1Y: 67.59%
• 3Y*: -2.80%
• 5Y*: -2.21%
• 10Y*: 6.60%

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

TCAI vs. REMX - Yearly Performance Comparison

	2026 (YTD)	2025
TCAI Tortoise AI Infrastructure ETF	67.80%	17.27%
REMX VanEck Rare Earth and Strategic Metals ETF	3.18%	47.79%

Correlation

The correlation between TCAI and REMX is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Aug 5, 2025	0.43

TCAI vs. REMX - Sectors Allocation Comparison

Sectors	TCAI	REMX
Technology	43.0%	-
Industrials	24.3%	-
Utilities	14.0%	-
Financial Services	6.6%	-
Energy	4.3%	-
Consumer Cyclical	2.0%	-
Communication Services	1.9%	-
Real Estate	0.6%	-
Basic Materials	-	100.0%
Consumer Defensive	-	-
Healthcare	-	-

Return for Risk

TCAI vs. REMX — Risk / Return Rank

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

TCAI

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

REMX

REMX Risk / Return Rank: 49
REMX Sharpe Ratio Rank: 50
REMX Sortino Ratio Rank: 48
REMX Omega Ratio Rank: 45
REMX Calmar Ratio Rank: 56
REMX Martin Ratio Rank: 49

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.

TCAI vs. REMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tortoise AI Infrastructure ETF (TCAI) and VanEck Rare Earth and 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.

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.

	TCAI	REMX	Difference
Sharpe ratio: Return per unit of total volatility	—	1.37	—
Sortino ratio: Return per unit of downside risk	—	1.93	—
Omega ratio: Gain probability vs. loss probability	—	1.23	—
Calmar ratio: Return relative to maximum drawdown	—	2.24	—
Martin ratio: Return relative to average drawdown	—	6.58	—

Drawdowns

TCAI vs. REMX - Drawdown Comparison

The maximum TCAI drawdown since its inception was -15.80%, smaller than the maximum REMX drawdown of -90.20%. Use the drawdown chart below to compare losses from any high point for TCAI and REMX.

Drawdown Indicators

	TCAI	REMX	Difference
Max Drawdown Largest peak-to-trough decline	-15.80%	-90.20%	+74.40%
Max Drawdown (1Y) Largest decline over 1 year	—	-30.37%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-61.39%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-73.34%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-73.34%	—
Current Drawdown Current decline from peak	-14.53%	-65.08%	+50.55%
Average Drawdown Average peak-to-trough decline	-3.89%	-66.80%	+62.91%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	10.30%	—

Volatility

Volatility by Period

	TCAI	REMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	14.22%	—
Volatility (6M) Calculated over the trailing 6-month period	—	37.06%	—
Volatility (1Y) Calculated over the trailing 1-year period	38.88%	49.55%	-10.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	38.88%	40.65%	-1.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.88%	37.19%	+1.69%

TCAI vs. REMX - Expense Ratio Comparison

TCAI has a 0.65% expense ratio, which is higher than REMX's 0.59% expense ratio.

Dividends

TCAI vs. REMX - Dividend Comparison

TCAI's dividend yield for the trailing twelve months is around 0.03%, less than REMX's 1.71% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
REMX VanEck Rare Earth and Strategic Metals ETF	1.71%	1.76%	2.56%	0.00%	1.56%	5.25%	0.81%	1.64%	12.43%	2.89%	2.23%	4.77%
TCAI Tortoise AI Infrastructure ETF	0.03%	0.05%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both TCAI and REMX in my portfolio?

TCAI and REMX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TCAI or REMX?

On fees, REMX is cheaper at 0.59% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TCAI or REMX?

REMX is cheaper with a 0.59% expense ratio, compared with 0.65% for TCAI.

Which ETF pays a higher dividend yield, TCAI or REMX?

REMX has the higher dividend yield at 1.71%, compared with 0.03% for TCAI.

What is the main difference between TCAI and REMX?

TCAI is categorized as Technology Equities, while REMX is Rare Earth & Strategic Metals. They also come from different issuers: Tortoise and VanEck. Their fees differ too: 0.65% for TCAI and 0.59% for REMX.