ERO vs RBTK vs CRS Stock Comparison

Ero Copper, Zhen Ding Resources and Carpenter Technology Prices as of Nov 4, 2026 Peers: Industry group
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ERO Ero Copper Corp.
$30.83 -19.7% 1M +55.0% 1Y
Market cap
$3.21B
P/E
8.1x
Revenue (TTM)
$1.22B
Div. yield
–
Copper Basic Materials
7 wins

Head to Head

11 decided of 12

Ero Copper leads on 7 of the 12 questions below (Ero Copper 7, Carpenter Technology 3, Zhen Ding Resources 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionERORBTKCRSLeader
Larger companyMarket capitalisation $3.21B $885.52M $14.48B CRS
Cheaper on earningsLower P/E, profitable companies only 8.1x -1,857x 25.5x ERO
Cheaper on forward earningsLower price / next fiscal year consensus EPS 7.4x — 20.8x ERO
Faster revenue growthRevenue growth, trailing twelve months +106.7% — +10.2% ERO
More profitableNet margin, trailing twelve months 32.4% — 17.9% ERO
Better return on capitalReturn on invested capital 27.3% — 20.8% ERO
Less leveragedLower net debt / EBITDA 0.5x — 0.6x ERO
Higher dividend yieldTrailing dividend yield — — 0.27% –
Better 1-year returnPrice return, last 12 months +55.0% +698.0% -4.6% RBTK
Better 5-year returnAnnualised price return, 5 years +11.2%/yr +31.8%/yr +55.0%/yr CRS
Less volatileAnnualised volatility, 1 year 63.3% 513.5% 49.4% CRS
Higher overall scoreMean of the five percentile scores vs peers 68/100 34/100 61/100 ERO

Percentile Scorecard

ERORBTKCRS

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

AxisERORBTKCRS
Valuation 67 #56 of 168 64 #62 of 168 53 #80 of 168
Growth 89 #18 of 152 36 #98 of 152 71 #45 of 152
Profitability 81 #24 of 123 – 75 #32 of 123
Financial Health 35 #107 of 165 2 #161 of 165 38 #103 of 165
Shareholder Returns 69 #37 of 117 – 71 #35 of 117
Overall 68 34 61
  • ERO ranked among 177 companies in Metals and Mining
  • RBTK ranked among 177 companies in Metals and Mining
  • CRS 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

PeriodERORBTKCRSSPY
1 month -19.7%+1,350.9%-25.5% -1.0%
3 months +1.2%+27.7%-48.8% -0.4%
6 months +13.9%+27.7%-36.2% +4.5%
Year to date +9.0%-34.7%-7.1% +12.4%
1 year +55.0%+698.0%-4.6% +13.6%
3 years +128.0%+283.7%+338.6% +76.4%
3 years, per year +31.6%+56.6%+63.7% +20.8%
5 years +69.7%+297.0%+792.3% +63.7%
5 years, per year +11.2%+31.8%+55.0% +10.4%
10 years —+470.0%+820.7% +267.7%
10 years, per year —+19.0%+24.9% +13.9%

Risk

MeasureERORBTKCRSSPY
Volatility, 1Y 63.3%513.5%49.4% 12.8%
Downside volatility, 1Y 64.9%2,094.4%53.1% 12.7%
Beta vs S&P 500, 1Y 2.460.091.60 1.00
Return / volatility, 1Y 0.871.36-0.09 1.06
Max drawdown, 5Y -59.8%-97.9%-54.8% -25.4%
From 52-week high -23.7%-68.9%-52.8% -1.6%
52-week high $40.40$25.68$619.28 $779.14
52-week low $19.89$0.55$280.03 $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.

MultipleERORBTKCRS
P/E now vs peer median 8.1xmedian 13.4x -1,857xmedian 13.4x 25.5xmedian 13.4x
P/S now vs peer median 2.6xmedian 3.0x —median 3.0x 4.5xmedian 3.0x
EV/EBITDA now vs peer median 5.5xmedian 7.7x —median 7.7x 16.8xmedian 7.7x
P/FCF now vs peer median -11.8xmedian 13.3x -19,880xmedian 13.3x 42.5xmedian 13.3x
P/B now vs peer median 2.4xmedian 2.3x -75.6xmedian 2.3x 6.6xmedian 2.3x
PEG now vs peer median 0.13median 0.19 439.32median 0.19 0.34median 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 monthsERORBTKCRS
Revenue $1.22B – $3.19B
Gross profit $561.32M – $995.30M
Operating income $486.90M -$105.12K $745.00M
Net income $396.75M -$613.07K $569.80M
Free cash flow -$271.76M -$44.54K $340.80M
EPS (diluted) $3.78 $0.00 $11.40
Cash & equivalents $114.05M $25.97K $159.50M
Total debt $467.51M $154.50K $691.00M
Shares (diluted) 104.13M 110.97M 50.00M
Enterprise value $2.81B $881.90M $13.40B

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
MetricERORBTKCRS
P/E 8.1x -1,857x 25.5x
P/FCF -11.8x -19,880x 42.5x
P/Operating cash flow – -19,880x 23.4x
P/S 2.6x – 4.5x
P/B 2.4x -75.6x 6.6x
P/Tangible book 2.4x -75.6x 6.6x
EV/EBITDA 5.5x – 16.8x
EV/EBIT 7.3x -8,425x 20.1x
EV/Revenue 2.9x – 4.7x
EV/FCF -13.1x -19,883x 44.0x
EV/Operating cash flow – -19,883x 24.3x
PEG (3Y EPS CAGR) 0.13 439.32 0.34

Growth

14 metrics
MetricERORBTKCRS
Revenue growth (1Y) 106.7% – 10.2%
Revenue CAGR (3Y) 41.6% – -5.3%
Gross profit growth (1Y) 141.3% – 23.1%
Gross profit CAGR (3Y) 49.6% – 34.8%
Operating income growth (1Y) 179.2% 82.5% 32.7%
Operating income CAGR (3Y) 62.5% -19.9% 56.7%
Net income growth (1Y) 184.9% -173.0% 37.7%
Net income CAGR (3Y) 70.7% -2.9% 74.6%
EPS growth (1Y) 185.1% -36.6% 38.8%
EPS CAGR (3Y) 64.1% -4.2% 74.5%
Operating cash flow growth (1Y) – -174.0% 40.8%
Operating cash flow CAGR (3Y) – 25.2% 83.5%
Free cash flow growth (1Y) 32.3% -174.0% 26.6%
Free cash flow CAGR (3Y) -17.2% 25.2% 232.2%

Profitability

14 metrics
MetricERORBTKCRS
Gross margin 46.2% – 31.2%
EBITDA margin 53.3% – 28.0%
Operating margin 40.1% – 23.4%
Pretax margin 39.7% – 22.1%
Net margin 32.4% – 17.9%
FCF margin -22.4% – 10.7%
Operating cash flow margin – – 19.4%
Return on equity 37.9% – 25.8%
Return on assets 22.2% -2,001% 15.0%
Return on invested capital 27.3% – 20.8%
Return on capital employed – – 22.4%
Asset turnover 0.6x – 0.8x
Cash conversion (OCF / net income) – 0.1x 1.1x
Stock comp / revenue 1.7% – 0.9%

Financial Health

11 metrics
MetricERORBTKCRS
Debt / assets 21.2% 595.0% 18.5%
Debt / equity 0.4x 0.0x 0.3x
Net debt / EBITDA 0.5x – 0.6x
Debt / FCF -1.7x -3.5x 2.0x
Liabilities / assets 39.5% 45,184% 41.7%
Equity / assets 60.5% -45,084% 58.3%
Interest coverage 10.8x -0.2x –
Current ratio – 0.0x 3.9x
Quick ratio – 0.0x 1.9x
Cash ratio – 0.0x 0.3x
Altman Z-score – – 8.39

Shareholder Returns

7 metrics
MetricERORBTKCRS
Dividend yield – – 0.3%
Net buyback yield -0.2% – 1.7%
Shareholder yield -0.2% – 2.0%
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.

ConsensusERORBTKCRS
Forward P/E 7.4xFY2026 – 20.8xFY2027
EPS, next fiscal year $4.16FY2026 – $14.05FY2027
EPS growth, next FY +96.2%FY2026 – +30.6%FY2027
EPS growth, the year after +20.4% – +8.6%
Revenue, next fiscal year $1.24BFY2026 – $3.56BFY2027
Revenue growth, next FY +57.4%FY2026 – +14.0%FY2027
Revenue growth, the year after +5.5% – -0.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersERORBTKCRS
Held by institutions 67.3% – 93.3%
Institutions holding 209 – 878
Change in shares held, QoQ +1.2% – -0.9%
Institutions buying 125 – 549
Institutions selling 60 – 250
Buyers to sellers 2.08 – 2.20

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.

ERORBTKCRS
ERO 1.00 0.04 0.27
RBTK 0.04 1.00 -0.02
CRS 0.27 -0.02 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ERO, RBTK and CRS?

Carpenter Technology (CRS) is the largest by market capitalisation: Ero Copper (ERO) $3.21B, Zhen Ding Resources (RBTK) $885.52M, Carpenter Technology (CRS) $14.48B.

Which stock is cheaper, ERO, RBTK and CRS?

Ero Copper (ERO) trades on the lowest price-to-earnings ratio (Ero Copper (ERO) 8.1x, Zhen Ding Resources (RBTK) -1,857x, Carpenter Technology (CRS) 25.5x). On next year's consensus earnings, Ero Copper (ERO) is cheapest (Ero Copper (ERO) 7.4x, Carpenter Technology (CRS) 20.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ero Copper (ERO) grew revenue fastest over the trailing twelve months: Ero Copper (ERO) +106.7%, Carpenter Technology (CRS) +10.2%.

Which company is more profitable?

Ero Copper (ERO) has the highest net margin (Ero Copper (ERO) 32.4%, Carpenter Technology (CRS) 17.9%). On return on invested capital, Ero Copper (ERO) leads (Ero Copper (ERO) 27.3%, Carpenter Technology (CRS) 20.8%).

Which stock has performed better?

Over the past year Zhen Ding Resources (RBTK) returned the most: Ero Copper (ERO) +55.0%, Zhen Ding Resources (RBTK) +698.0%, Carpenter Technology (CRS) -4.6%. Over five years, Carpenter Technology (CRS) compounded fastest (Ero Copper (ERO) +11.2%/yr, Zhen Ding Resources (RBTK) +31.8%/yr, Carpenter Technology (CRS) +55.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Carpenter Technology (CRS) 0.27%. Ero Copper (ERO) and Zhen Ding Resources (RBTK) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Carpenter Technology (CRS) has been the steadiest (Ero Copper (ERO) 63.3%, Zhen Ding Resources (RBTK) 513.5%, Carpenter Technology (CRS) 49.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ERO, RBTK and CRS?

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 7. 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.