ERO vs. TMC

Last updated Apr 1, 2026

Compare and contrast key facts about Ero Copper Corp (ERO) and TMC the metals company Inc. (TMC).

Performance

ERO vs. TMC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Ero Copper Corp (ERO) and TMC the metals company Inc. (TMC). The values are adjusted to include any dividend payments, if applicable.

ERO vs. TMC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
ERO Ero Copper Corp	-5.73%	109.87%	-14.63%	14.84%	-10.07%	-20.74%
TMC TMC the metals company Inc.	-24.31%	450.89%	1.82%	42.86%	-62.98%	-77.90%

Fundamentals

Market Cap ERO : $2.79B TMC : $1.80B
EPS ERO : $2.54 TMC : -$0.83
Total Revenue (TTM) ERO : $790.77M TMC : $0.00
Gross Profit (TTM) ERO : $346.87M TMC : -$57.00K
EBITDA (TTM) ERO : $516.88M TMC : -$293.79M

Returns By Period

In the year-to-date period, ERO achieves a -5.73% return, which is significantly higher than TMC's -24.31% return.

ERO

• 1D: 6.98%
• 1M: -21.97%
• YTD: -5.73%
• 6M: 31.83%
• 1Y: 120.05%
• 3Y*: 14.77%
• 5Y*: 8.86%
• 10Y*: —

TMC

• 1D: 13.90%
• 1M: -25.52%
• YTD: -24.31%
• 6M: -26.69%
• 1Y: 171.51%
• 3Y*: 77.94%
• 5Y*: —
• 10Y*: —

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

Return for Risk

ERO vs. TMC — Risk / Return Rank

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

ERO

ERO Risk / Return Rank: 87
ERO Sharpe Ratio Rank: 92
ERO Sortino Ratio Rank: 86
ERO Omega Ratio Rank: 85
ERO Calmar Ratio Rank: 87
ERO Martin Ratio Rank: 87

TMC

TMC Risk / Return Rank: 83
TMC Sharpe Ratio Rank: 82
TMC Sortino Ratio Rank: 88
TMC Omega Ratio Rank: 81
TMC Calmar Ratio Rank: 85
TMC Martin Ratio Rank: 79

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.

ERO vs. TMC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ero Copper Corp (ERO) and TMC the metals company Inc. (TMC). 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.

	ERO	TMC	Difference
Sharpe ratio Return per unit of total volatility	2.11	1.36	+0.75
Sortino ratio Return per unit of downside risk	2.46	2.59	-0.13
Omega ratio Gain probability vs. loss probability	1.33	1.29	+0.03
Calmar ratio Return relative to maximum drawdown	3.10	2.78	+0.32
Martin ratio Return relative to average drawdown	8.50	5.57	+2.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ERO vs. TMC - Sharpe Ratio Comparison

The current ERO Sharpe Ratio is 2.11, which is higher than the TMC Sharpe Ratio of 1.36. The chart below compares the historical Sharpe Ratios of ERO and TMC, 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

	ERO	TMC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.11	1.36	+0.75
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.17	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	-0.13	+0.63

Correlation

The correlation between ERO and TMC is 0.21, 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

ERO vs. TMC - Dividend Comparison

Neither ERO nor TMC has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

ERO vs. TMC - Drawdown Comparison

The maximum ERO drawdown since its inception was -67.17%, smaller than the maximum TMC drawdown of -95.58%. Use the drawdown chart below to compare losses from any high point for ERO and TMC.

Drawdown Indicators

	ERO	TMC	Difference
Max Drawdown Largest peak-to-trough decline	-67.17%	-95.58%	+28.41%
Max Drawdown (1Y) Largest decline over 1 year	-37.97%	-61.65%	+23.68%
Max Drawdown (5Y) Largest decline over 5 years	-65.66%	—	—
Current Drawdown Current decline from peak	-29.87%	-62.49%	+32.62%
Average Drawdown Average peak-to-trough decline	-27.10%	-80.48%	+53.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.86%	30.77%	-16.91%

Volatility

ERO vs. TMC - Volatility Comparison

The current volatility for Ero Copper Corp (ERO) is 19.12%, while TMC the metals company Inc. (TMC) has a volatility of 23.95%. This indicates that ERO experiences smaller price fluctuations and is considered to be less risky than TMC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ERO	TMC	Difference
Volatility (1M) Calculated over the trailing 1-month period	19.12%	23.95%	-4.83%
Volatility (6M) Calculated over the trailing 6-month period	41.88%	76.46%	-34.58%
Volatility (1Y) Calculated over the trailing 1-year period	57.11%	126.69%	-69.58%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	54.02%	114.15%	-60.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	59.08%	114.15%	-55.07%

Financials