COBA vs ERO vs REEMF Stock Comparison

Chilean Cobalt, Ero Copper and Rare Element Resources Prices as of Nov 4, 2026 Peers: Industry group
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COBA Chilean Cobalt Corp.
$2.10 -8.7% 1M +425.0% 1Y
Market cap
$121.74M
P/E
–
Revenue (TTM)
—
Div. yield
–
Copper Basic Materials
1 win
ERO Ero Copper Corp.
$28.03 -26.1% 1M +35.7% 1Y
Market cap
$2.99B
P/E
7.6x
Revenue (TTM)
$1.22B
Div. yield
–
Copper Basic Materials
4 wins

Head to Head

5 decided of 12

Ero Copper leads on 4 of the 12 questions below (Ero Copper 4, Chilean Cobalt 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCOBAEROREEMFLeader
Larger companyMarket capitalisation $121.74M $2.99B $536.58M ERO
Cheaper on earningsLower P/E, profitable companies only -35.9x 7.6x -47.7x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 6.8x — –
Faster revenue growthRevenue growth, trailing twelve months — +106.7% — –
More profitableNet margin, trailing twelve months — 32.4% — –
Better return on capitalReturn on invested capital — 27.3% — –
Less leveragedLower net debt / EBITDA — 0.5x — –
Higher dividend yieldTrailing dividend yield — 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +425.0% +35.7% -17.4% COBA
Better 5-year returnAnnualised price return, 5 years — +9.1%/yr -16.1%/yr ERO
Less volatileAnnualised volatility, 1 year 149.6% 63.9% 114.8% ERO
Higher overall scoreMean of the five percentile scores vs peers 39/100 68/100 60/100 ERO

Percentile Scorecard

COBAEROREEMF

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisCOBAEROREEMF
Valuation 35 #111 of 169 69 #53 of 169 26 #125 of 169
Growth 15 #131 of 153 90 #16 of 153 36 #99 of 153
Profitability 10 #111 of 123 80 #25 of 123 –
Financial Health 98 #4 of 165 35 #108 of 165 98 #5 of 165
Shareholder Returns – 66 #40 of 116 79 #25 of 116
Overall 39 68 60
  • COBA ranked among 177 companies in Metals and Mining
  • ERO ranked among 177 companies in Metals and Mining
  • REEMF ranked among 177 companies in Metals and Mining

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodCOBAEROREEMFSPY
1 month -8.7%-26.1%-14.6% -5.9%
3 months -19.2%-9.9%+65.2% -4.6%
6 months +10.5%+3.4%+8.6% +0.2%
Year to date -14.6%-0.9%+7.0% +7.5%
1 year +425.0%+35.7%-17.4% +8.2%
3 years —+110.1%+68.9% +68.3%
3 years, per year —+28.1%+19.1% +19.0%
5 years —+54.3%-58.5% +56.5%
5 years, per year —+9.1%-16.1% +9.4%
10 years ——+1,420.0% +251.5%
10 years, per year ——+31.3% +13.4%

Risk

MeasureCOBAEROREEMFSPY
Volatility, 1Y 149.6%63.9%114.8% 13.6%
Downside volatility, 1Y 142.1%66.0%98.5% 14.2%
Beta vs S&P 500, 1Y -0.852.410.64 1.00
Return / volatility, 1Y 2.840.56-0.15 0.60
Max drawdown, 5Y -89.5%-59.8%-91.4% -25.4%
From 52-week high -30.2%-30.6%-52.5% -5.9%
52-week high $3.01$40.40$1.60 $779.14
52-week low $0.32$20.66$0.38 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleCOBAEROREEMF
P/E now vs peer median -35.9xmedian 12.9x 7.4xmedian 12.9x -42.2xmedian 12.9x
P/S now vs peer median —median 3.1x 2.4xmedian 3.1x —median 3.1x
EV/EBITDA now vs peer median —median 7.6x 5.1xmedian 7.6x —median 7.6x
P/FCF now vs peer median -94.0xmedian 12.2x -10.7xmedian 12.2x -39.3xmedian 12.2x
P/B now vs peer median 26.1xmedian 2.2x 2.2xmedian 2.2x 11.1xmedian 2.2x
PEG now vs peer median 1.33median 0.19 0.12median 0.19 -1.42median 0.19

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsCOBAEROREEMF
Revenue – $1.22B –
Gross profit – $561.32M –
Operating income -$1.54M $486.90M –
Net income -$3.35M $396.75M -$11.24M
Free cash flow -$1.29M -$271.76M -$12.47M
R&D $101.94K – –
EPS (diluted) $-0.06 $3.78 $-0.02
Cash & equivalents $3.02M $114.05M $13.35M
Total debt – $467.51M $92.00K
Shares (diluted) 57.17M 104.13M 623.92M
Enterprise value $113.89M $2.58B $496.81M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricCOBAEROREEMF
P/E -35.9x 7.4x -42.2x
P/FCF -94.0x -10.7x -39.3x
P/Operating cash flow -94.0x – -40.1x
P/S – 2.4x –
P/B 26.1x 2.2x 11.1x
P/Tangible book 26.1x 2.2x 11.1x
EV/EBITDA – 5.1x –
EV/EBIT -76.9x 6.7x –
EV/Revenue – 2.7x –
EV/FCF -91.7x -12.0x -36.2x
EV/Operating cash flow -91.7x – -36.8x
PEG (3Y EPS CAGR) 1.33 0.12 -1.42

Growth

14 metrics
MetricCOBAEROREEMF
Revenue growth (1Y) – 106.7% –
Revenue CAGR (3Y) – 41.6% –
Gross profit growth (1Y) – 141.3% –
Gross profit CAGR (3Y) – 49.6% –
Operating income growth (1Y) -44.0% 179.2% –
Operating income CAGR (3Y) -7.8% 62.5% –
Net income growth (1Y) -217.7% 184.9% -76.1%
Net income CAGR (3Y) -39.9% 70.7% -0.7%
EPS growth (1Y) -141.7% 185.1% -46.0%
EPS CAGR (3Y) -27.0% 64.1% 29.6%
Operating cash flow growth (1Y) -44.0% – -94.4%
Operating cash flow CAGR (3Y) -14.2% – -0.6%
Free cash flow growth (1Y) -44.0% 32.3% -56.6%
Free cash flow CAGR (3Y) -14.2% -17.2% -1.2%

Profitability

14 metrics
MetricCOBAEROREEMF
Gross margin – 46.2% –
EBITDA margin – 53.3% –
Operating margin – 40.1% –
Pretax margin – 39.7% –
Net margin – 32.4% –
FCF margin – -22.4% –
Operating cash flow margin – – –
Return on equity -93.1% 37.9% –
Return on assets -90.7% 22.2% –
Return on invested capital – 27.3% –
Return on capital employed -43.3% – –
Asset turnover – 0.6x –
Cash conversion (OCF / net income) 0.4x – 1.1x
Stock comp / revenue – 1.7% –

Financial Health

11 metrics
MetricCOBAEROREEMF
Debt / assets – 21.2% 0.2%
Debt / equity – 0.4x 0.0x
Net debt / EBITDA – 0.5x –
Debt / FCF – -1.7x 0.0x
Liabilities / assets 2.7% 39.5% 4.2%
Equity / assets 97.3% 60.5% 95.8%
Interest coverage – 10.8x –
Current ratio 24.8x – 26.9x
Quick ratio 23.4x – 26.4x
Cash ratio 23.4x – 25.0x
Altman Z-score – – –

Shareholder Returns

7 metrics
MetricCOBAEROREEMF
Dividend yield – – –
Net buyback yield – -0.2% 0.0%
Shareholder yield – -0.2% 0.0%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusCOBAEROREEMF
Forward P/E – 6.8xFY2026 –
EPS, next fiscal year – $4.15FY2026 –
EPS growth, next FY – +95.8%FY2026 –
EPS growth, the year after – +19.8% –
Revenue, next fiscal year – $1.24BFY2026 –
Revenue growth, next FY – +57.4%FY2026 –
Revenue growth, the year after – +6.3% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCOBAEROREEMF
Held by institutions – 67.3% –
Institutions holding – 209 –
Change in shares held, QoQ – +1.2% –
Institutions buying – 125 –
Institutions selling – 60 –
Buyers to sellers – 2.08 –

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

COBAEROREEMF
COBA 1.00 -0.01 0.01
ERO -0.01 1.00 0.00
REEMF 0.01 0.00 1.00

Add a Peer

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Frequently Asked Questions

Which is bigger, COBA, ERO and REEMF?

Ero Copper (ERO) is the largest by market capitalisation: Chilean Cobalt (COBA) $121.74M, Ero Copper (ERO) $2.99B, Rare Element Resources (REEMF) $536.58M.

Which stock has performed better?

Over the past year Chilean Cobalt (COBA) returned the most: Chilean Cobalt (COBA) +425.0%, Ero Copper (ERO) +35.7%, Rare Element Resources (REEMF) -17.4%. Over five years, Ero Copper (ERO) compounded fastest (Ero Copper (ERO) +9.1%/yr, Rare Element Resources (REEMF) -16.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ero Copper (ERO) has been the steadiest (Chilean Cobalt (COBA) 149.6%, Ero Copper (ERO) 63.9%, Rare Element Resources (REEMF) 114.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, COBA, ERO and REEMF?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ero Copper (ERO) leads on 4. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.