ERO vs. IAG
ERO (Ero Copper Corp) and IAG (IAMGOLD Corporation) are both stocks. Both are in the Basic Materials sector — ERO in Copper, IAG in Gold. Over the past 5 years, ERO returned 4.57%/yr vs 35.17%/yr for IAG. At a 0.32 correlation, their price movements are largely independent.
Performance
ERO vs. IAG - Performance Comparison
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Returns By Period
In the year-to-date period, ERO achieves a 3.89% return, which is significantly higher than IAG's 0.97% return.
ERO
- 1D
- 6.10%
- 1M
- -5.13%
- YTD
- 3.89%
- 6M
- 16.30%
- 1Y
- 87.56%
- 3Y*
- 14.46%
- 5Y*
- 4.57%
- 10Y*
- —
IAG
- 1D
- 3.16%
- 1M
- -11.39%
- YTD
- 0.97%
- 6M
- 5.11%
- 1Y
- 120.82%
- 3Y*
- 80.32%
- 5Y*
- 35.17%
- 10Y*
- 16.20%
ERO vs. IAG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ERO Ero Copper Corp | 3.89% | 109.87% | -14.63% | 14.84% | -10.07% | -5.73% | -10.97% | 151.68% | 21.41% | 52.76% |
IAG IAMGOLD Corporation | 0.97% | 219.57% | 103.95% | -1.94% | -17.57% | -14.71% | -1.61% | 1.36% | -36.88% | 1.57% |
Correlation
The correlation between ERO and IAG is 0.56, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.56 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.47 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.44 |
Correlation (All Time) Calculated using the full available price history since Oct 23, 2017 | 0.32 |
Over the past year, ERO and IAG have become more correlated (0.56) than their long-term average of 0.32, meaning their price movements have been converging.
Fundamentals
ERO:
$3.09B
IAG:
$9.89B
ERO:
$2.80
IAG:
$1.73
ERO:
10.51
IAG:
9.63
ERO:
0.11
IAG:
0.06
ERO:
3.32
IAG:
2.84
ERO:
2.80
IAG:
2.28
ERO:
$925.20M
IAG:
$3.42B
ERO:
$394.67M
IAG:
$1.64B
ERO:
$528.87M
IAG:
$1.97B
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Return for Risk
ERO vs. IAG — Risk / Return Rank
ERO
IAG
ERO vs. IAG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Ero Copper Corp (ERO) and IAMGOLD Corporation (IAG). 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.
| ERO | IAG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.45 | ||
| Sortino ratioReturn per unit of downside risk | -0.40 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.31 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.32 | 3.07 | -0.75 |
| Martin ratioReturn relative to average drawdown | 4.95 | 7.68 | -2.73 |
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Drawdowns
ERO vs. IAG - Drawdown Comparison
The maximum ERO drawdown since its inception was -67.17%, smaller than the maximum IAG drawdown of -95.55%. Use the drawdown chart below to compare losses from any high point for ERO and IAG.
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Drawdown Indicators
| ERO | IAG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -67.17% | -95.55% | +28.38% |
Max Drawdown (1Y)Largest decline over 1 year | -37.97% | -39.60% | +1.63% |
Max Drawdown (3Y)Largest decline over 3 years | -59.84% | -39.60% | -20.24% |
Max Drawdown (5Y)Largest decline over 5 years | -63.89% | -73.69% | +9.80% |
Max Drawdown (10Y)Largest decline over 10 years | — | -86.46% | — |
Current DrawdownCurrent decline from peak | -22.72% | -32.23% | +9.51% |
Average DrawdownAverage peak-to-trough decline | -27.04% | -56.18% | +29.14% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 17.75% | 15.80% | +1.95% |
Volatility
ERO vs. IAG - Volatility Comparison
Ero Copper Corp (ERO) has a higher volatility of 26.23% compared to IAMGOLD Corporation (IAG) at 20.86%. This indicates that ERO's price experiences larger fluctuations and is considered to be riskier than IAG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ERO | IAG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 26.23% | 20.86% | +5.37% |
Volatility (6M)Calculated over the trailing 6-month period | 47.36% | 49.19% | -1.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 58.06% | 61.99% | -3.93% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 55.03% | 60.55% | -5.52% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 59.38% | 58.65% | +0.73% |
Dividends
ERO vs. IAG - Dividend Comparison
Neither ERO nor IAG has paid dividends to shareholders.
Financials
ERO vs. IAG - Financials Comparison
This section allows you to compare key financial metrics between Ero Copper Corp and IAMGOLD Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
ERO vs. IAG - Profitability Comparison
ERO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported a gross profit of 103.33M and revenue of 259.52M. Therefore, the gross margin over that period was 39.8%.
IAG - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, IAMGOLD Corporation reported a gross profit of 570.70M and revenue of 1.03B. Therefore, the gross margin over that period was 55.4%.
ERO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported an operating income of 90.17M and revenue of 259.52M, resulting in an operating margin of 34.7%.
IAG - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, IAMGOLD Corporation reported an operating income of 544.70M and revenue of 1.03B, resulting in an operating margin of 52.9%.
ERO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported a net income of 107.26M and revenue of 259.52M, resulting in a net margin of 41.3%.
IAG - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, IAMGOLD Corporation reported a net income of 379.70M and revenue of 1.03B, resulting in a net margin of 36.9%.
Frequently Asked Questions
ERO and IAG have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ERO has higher volatility (26.23%) compared to IAG (20.86%). In terms of maximum drawdown, ERO dropped -67.17% vs IAG's -95.55%.
IAG currently has the higher Sharpe Ratio (1.96 vs 1.52), 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.
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