ERO vs. ANTO.L

Last updated Apr 2, 2026

Compare and contrast key facts about Ero Copper Corp (ERO) and Antofagasta plc (ANTO.L).

Performance

ERO vs. ANTO.L - Performance Comparison

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

ERO vs. ANTO.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ERO Ero Copper Corp	-0.85%	109.87%	-14.63%	14.84%	-10.07%	-5.73%	-10.97%	151.68%	21.41%	52.24%
ANTO.L Antofagasta plc	5.00%	124.63%	-6.01%	17.35%	8.60%	-5.84%	64.49%	25.64%	-24.42%	2.53%

Different Trading Currencies

ERO is traded in USD, while ANTO.L is traded in GBp. To make them comparable, the ANTO.L values have been converted to USD using the latest available exchange rates.

Fundamentals

Market Cap ERO : $2.94B ANTO.L : £34.33B
EPS ERO : $2.54 ANTO.L : £1.93
PE Ratio ERO : 11.03 ANTO.L : 18.05
PEG Ratio ERO : 0.12 ANTO.L : 2.06
PS Ratio ERO : 3.70 ANTO.L : 2.57
PB Ratio ERO : 3.14 ANTO.L : 3.31
Total Revenue (TTM) ERO : $790.77M ANTO.L : £13.36B
Gross Profit (TTM) ERO : $346.87M ANTO.L : £5.92B
EBITDA (TTM) ERO : $516.88M ANTO.L : £7.12B

Returns By Period

In the year-to-date period, ERO achieves a -0.85% return, which is significantly lower than ANTO.L's 5.00% return.

ERO

• 1D: 5.17%
• 1M: -15.99%
• YTD: -0.85%
• 6M: 35.84%
• 1Y: 127.86%
• 3Y*: 16.72%
• 5Y*: 9.97%
• 10Y*: —

ANTO.L

• 1D: 5.35%
• 1M: -16.89%
• YTD: 5.00%
• 6M: 27.32%
• 1Y: 115.10%
• 3Y*: 35.60%
• 5Y*: 17.46%
• 10Y*: 24.45%

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

Return for Risk

ERO vs. ANTO.L — Risk / Return Rank

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

ERO

ERO Risk / Return Rank: 88
ERO Sharpe Ratio Rank: 92
ERO Sortino Ratio Rank: 86
ERO Omega Ratio Rank: 85
ERO Calmar Ratio Rank: 88
ERO Martin Ratio Rank: 88

ANTO.L

ANTO.L Risk / Return Rank: 91
ANTO.L Sharpe Ratio Rank: 93
ANTO.L Sortino Ratio Rank: 91
ANTO.L Omega Ratio Rank: 89
ANTO.L Calmar Ratio Rank: 89
ANTO.L Martin Ratio Rank: 94

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. ANTO.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ero Copper Corp (ERO) and Antofagasta plc (ANTO.L). 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	ANTO.L	Difference
Sharpe ratio Return per unit of total volatility	2.25	2.47	-0.22
Sortino ratio Return per unit of downside risk	2.55	2.93	-0.38
Omega ratio Gain probability vs. loss probability	1.34	1.37	-0.03
Calmar ratio Return relative to maximum drawdown	3.46	3.70	-0.24
Martin ratio Return relative to average drawdown	9.41	14.44	-5.03
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. ANTO.L - Sharpe Ratio Comparison

The current ERO Sharpe Ratio is 2.25, which is comparable to the ANTO.L Sharpe Ratio of 2.47. The chart below compares the historical Sharpe Ratios of ERO and ANTO.L, 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	ANTO.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.25	2.47	-0.22
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	0.42	-0.23
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.59	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.52	0.23	+0.29

Correlation

The correlation between ERO and ANTO.L is 0.45, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

ERO vs. ANTO.L - Dividend Comparison

ERO has not paid dividends to shareholders, while ANTO.L's dividend yield for the trailing twelve months is around 0.64%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ERO Ero Copper Corp	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ANTO.L Antofagasta plc	0.64%	0.68%	1.28%	2.37%	5.15%	2.80%	0.95%	3.16%	3.25%	1.50%	0.26%	1.18%

Drawdowns

ERO vs. ANTO.L - Drawdown Comparison

The maximum ERO drawdown since its inception was -67.17%, smaller than the maximum ANTO.L drawdown of -77.43%. Use the drawdown chart below to compare losses from any high point for ERO and ANTO.L.

Drawdown Indicators

	ERO	ANTO.L	Difference
Max Drawdown Largest peak-to-trough decline	-67.17%	-99.97%	+32.80%
Max Drawdown (1Y) Largest decline over 1 year	-37.97%	-29.45%	-8.52%
Max Drawdown (5Y) Largest decline over 5 years	-65.66%	-45.62%	-20.04%
Max Drawdown (10Y) Largest decline over 10 years	—	-45.62%	—
Current Drawdown Current decline from peak	-26.24%	-86.23%	+59.99%
Average Drawdown Average peak-to-trough decline	-27.10%	-94.60%	+67.50%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.96%	7.49%	+6.47%

Volatility

ERO vs. ANTO.L - Volatility Comparison

The current volatility for Ero Copper Corp (ERO) is 18.61%, while Antofagasta plc (ANTO.L) has a volatility of 19.82%. This indicates that ERO experiences smaller price fluctuations and is considered to be less risky than ANTO.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ERO	ANTO.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.61%	19.82%	-1.21%
Volatility (6M) Calculated over the trailing 6-month period	42.14%	36.77%	+5.37%
Volatility (1Y) Calculated over the trailing 1-year period	57.29%	46.41%	+10.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	54.06%	41.93%	+12.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	59.09%	41.22%	+17.87%

Financials

ERO vs. ANTO.L - Profitability Comparison

The chart below illustrates the profitability comparison between Ero Copper Corp and Antofagasta plc over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ERO - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Ero Copper Corp reported a gross profit of 165.59M and revenue of 325.08M. Therefore, the gross margin over that period was 50.9%.

ANTO.L - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Antofagasta plc reported a gross profit of 2.56B and revenue of 4.84B. Therefore, the gross margin over that period was 52.9%.

ERO - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Ero Copper Corp reported an operating income of 142.83M and revenue of 325.08M, resulting in an operating margin of 43.9%.

ANTO.L - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Antofagasta plc reported an operating income of 2.18B and revenue of 4.84B, resulting in an operating margin of 45.0%.

ERO - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Ero Copper Corp reported a net income of 78.15M and revenue of 325.08M, resulting in a net margin of 24.0%.

ANTO.L - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Antofagasta plc reported a net income of 811.18M and revenue of 4.84B, resulting in a net margin of 16.8%.