Ero Copper Corp. (ERO) carries a Roarable Rating of D (Sell) with 51/100 RQD Confidence due to weak cash-flow efficiency and sensitivity to current interest rates. Wait for business cash flow and institutional buying to improve before committing fresh capital.
As of 2026-11-01, Ero Copper Corp. (NYSE: ERO) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 51/100 at a spot price of $31.12 (-3.32% 1D, market cap $3.25B). Pillar breakdown: Fundamental Cash Engine 12/20, Institutional 13F & Options Flow 7/20, Executive Insider Alignment 13/20, FRED Macro Regime Fit 10/20, and SEC Balance-Sheet Forensics 9/20. Across 270 tracked Materials issuers, ERO ranks #145 in composite RQD confidence.
Within the Materials sector (Metal Mining), ERO carries a Roarable D (51/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of —. By comparison, USAR (USA Rare Earth Inc.) holds a D- grade (39/100 RQD, P/E N/A, ROIC -14.9%, cap $3.95B) and AUGO (Aura Minerals Inc.) posts a C- grade (59/100 RQD, P/E 32.8x, ROIC 9.9%, cap $6.56B). Among the 5-stock peer group, AUGO leads on earnings multiple (32.8x) while AUGO leads on capital efficiency (9.9% ROIC).
For Ero Copper Corp. (ERO), key quantitative strengths include Established market leader in Materials with deep daily trading liquidity. and sector rank #145 in Materials, while primary risk factors center on Company executives have done more routine share selling than personal cash buying lately. and Sensitive to high interest rates and tighter Federal Reserve market liquidity.. Institutional options positioning shows a 50% call / 50% put premium split.
Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer
Altman Z-Score 3.80 (FORTRESS SAFE (>3.0)) • Piotroski F-Score 7/9
SEC XBRL Trailing 12 Months: 2.3% FCF Margin ($90.9M FCF) & 52% Gross Margin
Put hedging (50% put share) caps near-term gamma upside (-13 pts vs max)
While ERO currently carries a cautious 51/100 (D) rating due to Whale & Options Positioning (7/20), shorts face asymmetric squeeze risk if free cash flow inflects or management executes accretive buybacks.
Established market leader in Materials with deep daily trading liquidity.
Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($35.48) and Max Pain ($32.68) forces dealer call-delta covering toward $42.87.
Forensic Repair Trigger: Halting share dilution (Disciplined Float (-0.40% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.
Ero Copper Corp. (ERO) dropped -3.32% to $31.12, trading at 55% of its 52-week range ($19.1 – $40.83). Stretched risk/reward at current multiples (steady margins) under elevated 10-year interest-rate pressure.
Ero Copper has delivered a powerful share price run over the past few years, even with a recent pullback. That puts a spotlight on a basic question for anyone looking at the stock today: Does the current price around its
This under-the-radar copper mining stock boasts a Superscore of 84 from our Hidden Gems Primary database, part of The Motley Fool's Moneyball Database system. Here's why.
https://www.bloomberg.com/news/articles/2026-10-20/projects-signal-ai-copper-use-may-triple-by-2028-trafigura-says
https://www.bloomberg.com/news/articles/2026-10-20/codelco-sets-european-copper-premium-at-record-350-a-ton
Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).
vs. +6.0% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).
No active Ellis Vennor swing setup published on ERO today. View full Setup Ledger →
No direct multi-tier Butterfly edges indexed yet for ERO. Explore sector supply chains on /butterfly.
Across 270 tracked Materials securities in the Roarable RQD universe, Ero Copper Corp. (ERO) ranks #145 by composite RQD confidence (51/100, grade D) and #92 by equity capitalization ($3.25B). Within this direct 5-issuer industry benchmark cohort, AUGO leads on earnings valuation at 32.8x trailing P/E, while AUGO leads on capital efficiency and profitability with 9.9% ROIC and — gross margin. AUGO currently holds the highest overall quantitative score in the immediate peer group at 59/100 (C-) compared with ERO at 51/100 (D).
| Ticker / Company | Roarable Grade | RQD Score | Trailing P/E | Gross Margin | ROIC | 1D Change | Market Cap | Head-to-Head |
|---|---|---|---|---|---|---|---|---|
| ERO
ACTIVE
Ero Copper Corp. | D | 51/100 | — | — | — | -3.32% | $3.25B | Benchmark Subject |
| USAR USA Rare Earth Inc. | D- | 39/100 | — | 11.9% | -14.9% | +0.38% | $3.95B | /usar-vs-ero → |
| AUGO Aura Minerals Inc. | C- | 59/100 | 32.8x | — | 9.9% | -4.30% | $6.56B | /augo-vs-ero → |
| NEXA Nexa Resources S.A. | D+ | 52/100 | — | — | — | +1.52% | $1.59B | /nexa-vs-ero → |
| BVN Buenaventura Mining Company Inc. | D+ | 56/100 | — | — | — | -3.56% | $7.01B | /bvn-vs-ero → |
Ero Copper Corp. (ERO) operates in Metal Mining (Materials) with an equity capitalization of $3.25B, trailing P/E of N/A, forward P/E of N/A, and EV/EBITDA of N/A. Operating profitability registers a gross margin of —, operating margin of —, net profit margin of —, ROIC of —, and free cash flow yield of —, alongside an Altman Z-Score of N/A and Piotroski F-Score of N/A.
As of 2026-11-01, Ero Copper Corp. (NYSE: ERO) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 51/100 at a spot price of $31.12 (-3.32% 1D, market cap $3.25B). Pillar breakdown: Fundamental Cash Engine 12/20, Institutional 13F & Options Flow 7/20, Executive Insider Alignment 13/20, FRED Macro Regime Fit 10/20, and SEC Balance-Sheet Forensics 9/20. Across 270 tracked Materials issuers, ERO ranks #145 in composite RQD confidence.
Within the Materials sector (Metal Mining), ERO carries a Roarable D (51/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of —. By comparison, USAR (USA Rare Earth Inc.) holds a D- grade (39/100 RQD, P/E N/A, ROIC -14.9%, cap $3.95B) and AUGO (Aura Minerals Inc.) posts a C- grade (59/100 RQD, P/E 32.8x, ROIC 9.9%, cap $6.56B). Among the 5-stock peer group, AUGO leads on earnings multiple (32.8x) while AUGO leads on capital efficiency (9.9% ROIC).
For Ero Copper Corp. (ERO), key quantitative strengths include Established market leader in Materials with deep daily trading liquidity. and sector rank #145 in Materials, while primary risk factors center on Company executives have done more routine share selling than personal cash buying lately. and Sensitive to high interest rates and tighter Federal Reserve market liquidity.. Institutional options positioning shows a 50% call / 50% put premium split.
ERO last traded at $31.12 (-3.32% on volume of 992,102 shares), positioning the stock -12.29% below its 50-day simple moving average ($35.48) and +1.57% above its 200-day simple moving average ($30.64). Across its 52-week range of $19.10 to $40.83, ERO sits at the 55.3% percentile with a 14-day RSI of 33.4 (NEUTRAL RANGE) and an implied next-earnings move of ±9.2% ($28.26 to $33.98).
Why ERO Stock dropped -3.32% Today — RQD Quant Desk Flash. Stretched risk/reward at current multiples (steady margins) under elevated 10-year interest-rate pressure.
To protect compute speed and zero-delay Cboe BZX data quality for active members, our current $9.95/month Roarable Pro cohort is 100% full. Join the priority waiting list below and we will notify you the moment the next batch of Pro accounts opens (and lock in your $9.95/mo rate).
Link your personal ChatGPT, Claude Desktop, or Cursor via Roarable's Model Context Protocol (`mcp.roarable.com`) to query all 5,289 stocks, inspect Butterfly supply chains, and trade your `$100K Arena` account.
Interrogate SEC 10-K/10-Q filings on demand and ask custom ticker, valuation, or short-thesis questions directly to any of our 8 specialized AI Quant Analysts.
Command our AI agents to sort and sift 5,289 stocks by custom formulas, follow multi-indicator technical & cash-flow setups, and send you instant Email/SMS breakout & downgrade alerts.
Unlock sub-second Cboe BZX streaming quotes, pre-market/after-hours delta scanners, instant SEC Form 4 insider cluster alerts, and unlimited portfolio stress-testing.
All 8 Roarable Analysts (Mara Quenwick, Devon Kess, Gideon Vane, Eliott Vance, Sorel Thorne, Corin Hale, Tessa Rane, and Felix Orven) are proprietary AI Quant Analysts and automated algorithmic specialists — not human financial advisors, fiduciaries, or registered broker-dealers. While one-to-many daily stock ratings and briefings are free, custom 1-on-1 Q&A, custom AI sifting/indicator alert agents, and personal ChatGPT/Claude MCP connections consume dedicated per-user compute and require a $9.95/month Roarable Pro membership. All AI outputs are for educational and research purposes only and never constitute individualized investment advice.
Enter your Google email below for instant 1-step account activation, daily A–E stock rating alerts, and immediate access to your $100,000.00 Paper Trading Arena account.