CATALYSTYahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Dips While Market Gains: Key FactsYahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
Why SGML Stock dropped -25.57% Today — RQD Quant Desk Flash
$5.21 -25.57% NASDAQ • Live Quote vs Prior Daily Close (Synced Snapshot)
EXT / AFTER-HRS: $4.96
Sigma Lithium Corporation (SGML) carries a Roarable Rating of D (Sell) with 45/100 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.
ROARABLE D • SELL / AVOID
Cap $788.0M
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Is SGML stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
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As of 2026-11-03, Sigma Lithium Corporation (NASDAQ: SGML) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 45/100 at a spot price of $5.21 (-25.57% 1D, market cap $788.0M). Pillar breakdown: Fundamental Cash Engine 12/20, Institutional 13F & Options Flow 3/20, SEC Balance-Sheet Forensics 13/20, FRED Macro Regime Fit 8/20, and Executive Insider Alignment 9/20. Across 270 tracked Materials issuers, SGML ranks #144 in composite RQD confidence.
✓ Pre-computed one-to-many AI Quant brief
🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief)
How does SGML compare to MTAL and LAC in the Materials sector?
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Within the Materials sector (Metal Mining), SGML carries a Roarable D (45/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of —. By comparison, MTAL (Metals Acquisition Corp. II (Class A)) holds a D grade (47/100 RQD, P/E N/A, ROIC —, cap $831.2M) and LAC (Lithium Americas Corp.) posts a E grade (32/100 RQD, P/E N/A, ROIC -8.1%, cap $737.0M). Among the 5-stock peer group, SGML leads on earnings multiple (N/A) while LAC leads on capital efficiency (-8.1% ROIC).
✓ Pre-computed one-to-many AI Quant brief
🤖 Gideon Ashmere • AI SEC 10-K Forensics (Click for Instant Brief)
What are the biggest fundamental strengths and SEC risk factors for SGML?
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For Sigma Lithium Corporation (SGML), key quantitative strengths include Established market leader in Materials with deep daily trading liquidity and sector rank #144 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.
✓ Pre-computed one-to-many AI Quant brief
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INTERACTIVE SCENARIO DECK:
EXT / AFTER-HRS: $4.96 (-4.79%)🧬 Disciplined Float (-0.40% YoY Shares)⚙️ Cash Engine: 12/20 (C-) • 0.6% FCF Margin
Verify 90D Bucket Audit →📊 Historical Track Record Warning: Scores below 50 (45/100 · D) historically underperformed SPY in 71% of rolling 90-day windows (-6.3% avg 90D alpha vs SPY • 29.0% hit rate).
Audit Bucket Track Record →RQD QUANT TACHOMETERSELL / AVOID • D
JEV AI Jury Split (Battleground)
Cash
SEC
Whale
Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer
5-PILLAR SNOWFLAKE RADARRw D- · Rk D+
Each axis scored 0–20
12M PRICE TARGET CONE-5.8% Base Target
WHALE OPTIONS SNAPSHOT: — (No Active Options Snapshot on file for SGML)Realized 20D OHLCV Swing Band: ±12.5%
Deterministic 5-Pillar Attribution (45/100 Composite)
🔍 WHY SGML SCORES 45/100 (D) — TOP 3 DRIVERS2 Bullish Pillars + #1 Risk Drag
▲ #1 Bullish Driver: SEC 10-K Forensic Risk+13/20 pts (29% of score)
Altman Z-Score 3.80 (FORTRESS SAFE (>3.0)) • Piotroski F-Score 7/9
▲ #2 Bullish Driver: Cash Engine Quality+12/20 pts (27% of score)
SEC XBRL Trailing 12 Months: 0.6% FCF Margin ($22.1M FCF) & 52% Gross Margin
▼ #1 Drag / Risk Factor: Whale & Options Positioning4/20 pts (-16 pt drag)
Put hedging (50% put share) caps near-term gamma upside (-16 pts vs max)
📈 PAST 4 QUARTERS RQD vs SUBSEQUENT RETURNQ1 → Q2 → Q3 → Current
Q1 (-3Q)Grade C-$8.70-2.8% Next Q
53
Q2 (-2Q)Grade C-$8.46-0.1% Next Q
50
Q3 (-1Q)Grade D$8.45-38.3% Next Q
48
CurrentGrade D$5.21-6.3% Hist 90D α
45
Trajectory: C- (53) → D (45)Full Audit →
⚔️ ADVERSARIAL OPPOSING CASE & FORENSIC KILL-SWITCH (WHY THE BULL/BEAR THESIS COULD FAIL)CONTRARIAN TURNAROUND & SHORT-SQUEEZE DOSSIER
⚔️ Adversarial Opposing Case: What Could Spark a SGML Turnaround Squeeze
While SGML currently carries a cautious 45/100 (D) rating due to Whale & Options Positioning (4/20), shorts face asymmetric squeeze risk if free cash flow inflects or management executes accretive buybacks.
🚀 Contrarian Squeeze Trigger #1
Established market leader in Materials with deep daily trading liquidity.
🚀 Contrarian Squeeze Trigger #2
Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($9.62) and Max Pain ($5.47) forces dealer call-delta covering toward $25.70.
🚀 Contrarian Squeeze Trigger #3
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.
🎲 LIVE PREDICTION MARKET ODDS TIED TO $SGML• $2.4M Crowd Pool • Kalshi / Polymarket Composite
Contract: “SGML Beats Next Quarter EPS Consensus (Upcoming Quarter) & Holds Above 200D SMA”
AUTOMATED RQD QUANT DESK MOVER BRIEFINGFull Market News Desk →
Why SGML Stock dropped -25.57% Today — RQD Quant Desk Flash
Sigma Lithium Corporation (SGML) dropped -25.57% to $5.21, trading at 3% of its 52-week range ($4.61 – $24.48). Stretched risk/reward at current multiples (steady margins) under elevated 10-year interest-rate pressure.
- ▸Technical Tape: Trading at 3% of its 52-week range ($4.61 – $24.48) with RSI-14 at 35.8 (NEUTRAL RANGE).
- ▸Volatility Profile: Historical 20-day realized swing band of ±12.5% around $5.21 (no active unusual options sweep snapshot on file).
- ▸Fundamental Anchor: Roarable D (Sell) backed by 52% gross margin and $22.1M annual free cash flow.
Live SGML Headlines & Catalysts
CATALYSTYahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Drops Despite Market Gains: Important Facts to NoteYahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
MARKET WIRETradingView • 1d ago
Sigma Lithium Corporation Estimates – NASDAQ:SGMLTradingView report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
MARKET WIREMarketBeat • 1d ago
Sigma Lithium Corporation (NASDAQ:SGML) Stock Has Consensus Price Target of $14.30MarketBeat report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
CATALYSTYahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Sinks As Market Gains: Here's WhyYahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
MARKET WIREStock Titan • 1d ago
After restarting, Sigma Lithium produced 7,090 tonnes of material for battery makers by Oct. 21.Stock Titan report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
RISK WATCHMarketBeat • 1d ago
Sigma Lithium (NASDAQ:SGML) Stock Falls 6.3% - Here's WhyMarketBeat report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
MARKET WIREYahoo Finance • 1d ago
Sigma Lithium stock rises after court upholds mining licensesYahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
MARKET WIREBenzinga • 4d ago
Reported Earlier, Aura Minerals Greenlights $382M Era Dorada Underground Gold Project In Guatemala, Estimating 111,000 Oz Annual Output And First Half 2028 Production CommencementMARKET WIREYahoo • 4d ago
Sigma Lithium bets on lower costs and Brazil’s industrial futureSigma Lithium Corp (TSX-V:SGML, NASDAQ:SGML, ASX:SAU) wants to be more than a low-cost lithium oxide concentrate producer. Its Brazilian operations support a network of industrial suppliers, workers and small-scale farme
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Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring SGML)
- ✓Walkthrough of SGML's RQD Radar, SEC cash-conversion gap & downside invalidation levels
- ✓3 asymmetric Bear/Hedge frameworks when 10-year Treasury yields stay elevated
- ✓Includes nightly RQD rating-change & forensic signal email alerts on your tracked stocks
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SGML // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: -76.92%▼ DESCENDING CHANNEL
2026-11-03O $7.66H $7.66L $5.21C $5.21VOL 2.37M
RES: $8.37SUP: $3.12SMA50: $9.62SMA200: $12.81
PRIMARY-SOURCE FORENSICS, SECOND-ORDER LINKS & AI ANALYST DESK
SGML Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure
Share Count & Dilution Monitor
Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).
Reverse-DCF Expectations Hurdle
8.0%/yr Implied 5Y Growth
vs. +6.0% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).
Ellis Vennor Setup Ledger
No active Ellis Vennor swing setup published on SGML today. View full Setup Ledger →
🦋 Documented & Second-Order Butterfly Connections
Open Graph →
No direct multi-tier Butterfly edges indexed yet for SGML. Explore sector supply chains on /butterfly.
AI Analyst Theses, Washington Policy & Company Video
🎬 No recent verified company-specific video clip queued for SGML today (we never pad ticker pages with unrelated generic clips). Browse Macro Video Desk →
DETERMINISTIC MULTI-FACTOR EQUITY AUDIT • SEC EDGAR XBRL × RQD PEER BENCHMARK
📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (SGML)
Materials Rank #144 of 270
⚔️ MTAL vs SGML Full Matrix →
1. Head-to-Head Materials Peer Comparison (SGML vs. MTAL, LAC, ASM, GSM)
Industry: Metal Mining (41 Tracked Issuers)Across 270 tracked Materials securities in the Roarable RQD universe, Sigma Lithium Corporation (SGML) ranks #144 by composite RQD confidence (45/100, grade D) and #150 by equity capitalization ($788.0M). Within this direct 5-issuer industry benchmark cohort, SGML leads on earnings valuation at N/A trailing P/E, while LAC leads on capital efficiency and profitability with -8.1% ROIC and — gross margin. MTAL currently holds the highest overall quantitative score in the immediate peer group at 47/100 (D) compared with SGML at 45/100 (D).
| Ticker / Company | Roarable Grade | RQD Score | Trailing P/E | Gross Margin | ROIC | 1D Change | Market Cap | Head-to-Head |
|---|---|---|---|---|---|---|---|---|
| SGML
ACTIVE
Sigma Lithium Corporation | D | 45/100 | — | — | — | -25.57% | $788.0M | Benchmark Subject |
| MTAL Metals Acquisition Corp. II (Class A) | D | 47/100 | — | — | — | 0.00% | $831.2M | /mtal-vs-sgml → |
| LAC Lithium Americas Corp. | E | 32/100 | — | — | -8.1% | -3.45% | $737.0M | /lac-vs-sgml → |
| ASM Avino Silver & Gold Mines Ltd. (Canada) | D | 44/100 | — | — | — | +0.92% | $733.8M | /asm-vs-sgml → |
| GSM Ferroglobe PLC | D | 45/100 | — | — | — | -0.52% | $721.3M | /gsm-vs-sgml → |
2. SGML Fundamental Profitability, Capital Efficiency & Balance-Sheet Forensics
TRAILING 12M & FORWARD QUANTITATIVE SNAPSHOTSigma Lithium Corporation (SGML) operates in Metal Mining (Materials) with an equity capitalization of $788.0M, 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.
3. SGML Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)
✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLEDIs SGML stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
As of 2026-11-03, Sigma Lithium Corporation (NASDAQ: SGML) is rated D (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 45/100 at a spot price of $5.21 (-25.57% 1D, market cap $788.0M). Pillar breakdown: Fundamental Cash Engine 12/20, Institutional 13F & Options Flow 3/20, SEC Balance-Sheet Forensics 13/20, FRED Macro Regime Fit 8/20, and Executive Insider Alignment 9/20. Across 270 tracked Materials issuers, SGML ranks #144 in composite RQD confidence.
How does SGML compare to MTAL and LAC in the Materials sector?
Within the Materials sector (Metal Mining), SGML carries a Roarable D (45/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of —. By comparison, MTAL (Metals Acquisition Corp. II (Class A)) holds a D grade (47/100 RQD, P/E N/A, ROIC —, cap $831.2M) and LAC (Lithium Americas Corp.) posts a E grade (32/100 RQD, P/E N/A, ROIC -8.1%, cap $737.0M). Among the 5-stock peer group, SGML leads on earnings multiple (N/A) while LAC leads on capital efficiency (-8.1% ROIC).
What are the biggest fundamental strengths and SEC risk factors for SGML?
For Sigma Lithium Corporation (SGML), key quantitative strengths include Established market leader in Materials with deep daily trading liquidity and sector rank #144 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.
Where is SGML trading relative to its 50-day, 200-day, and 52-week technical levels?
SGML last traded at $5.21 (-25.57% on volume of 18,730,301 shares), positioning the stock -45.84% below its 50-day simple moving average ($9.62) and -59.33% below its 200-day simple moving average ($12.81). Across its 52-week range of $4.61 to $24.48, SGML sits at the 3.0% percentile with a 14-day RSI of 35.8 (NEUTRAL RANGE) and an implied next-earnings move of ±12.5% ($4.56 to $5.86).
ROARABLE RATING BRIEF • RQD 45/100 (D)
✓ SEC XBRL & RQD VERIFIED
SGML — Sigma Lithium Corporation: What the Facts Mean to a Prospective Investor
Methodology: RQD v6.2 Deterministic 5-Pillar & SEC XBRL Audit
Updated: 2026-11-03
1. Roarable Rating Brief: What This Means to a Prospective Investor
Sigma Lithium Corporation (SGML) earns a live Roarable RQD composite score of 45/100, corresponding to a D letter grade (Roarable Sell) at a spot price of $5.21 (-25.57% 1D, market capitalization $788.0M).
- Fundamental Cash Engine (12/20): Anchored by return on invested capital (ROIC) of —, gross margin of —, operating margin of —, and free cash flow yield of —.
- Whale 13F & Options Flow (3/20) + Insider Conviction (9/20): Tracks institutional 13F accumulation, CBOE options call/put positioning, and SEC Form 4 / Congressional PTR filings.
- Macro Regime Fit (8/20) + Forensic Balance Sheet (13/20): Incorporates a 1.00x equity beta, Altman Z-Score of N/A, Piotroski F-Score of N/A, and Debt/Equity of N/A.
2. Business Model, Unit Margins & SEC Financial Trajectory
Sigma Lithium Corporation is a NASDAQ-listed issuer classified under the Materials sector and Metal Mining industry,. The profile describes the company as a Materials issuer operating in Metal Mining with a market capitalization of $0.9B. — for specific products, customer base, or revenue model.
3. Institutional Bull vs. Bear Thesis & Valuation Tradeoff
- 🐂 Primary Bull Case (D • RQD 45/100): Established market leader in Materials with deep daily trading liquidity. Free cash flow yield of — and institutional whale pillar of 3/20. With Fundamental Cash Engine at 12/20 and Institutional Whale Flow at 3/20, sustained execution supports upside toward the upper end of the $4.61 – $24.48 52-week range.
- 🐻 Primary Bear Case & Valuation Risk: Company executives have done more routine share selling than personal cash buying lately. Investors must weigh current valuation against — operating margins and a 1.00x macro beta.
4. 2nd-Order Butterfly Ripples & Key Questions to Watch
Supply_chain is NONE, butterfly_links is empty, and proprietary_signals is empty. Investors should note that the production restart referenced in the news feed is the only operational signal in the sources, and its supply-chain implications are not mapped in the graph.
- Key Question #1: Can SGML sustain or expand its — operating margin and — ROIC against Metal Mining peers over the next 4 quarters?
- Key Question #2: Will free cash flow conversion (— FCF yield) strengthen balance-sheet liquidity (Altman Z-Score N/A) toward the $24.48 52-week high?
- Key Question #3: How sensitive is SGML's equity valuation to Materials capital spending cycles and macro interest-rate shifts (Beta 1.00x)?
SGML Live News Feed, Press Releases & Catalyst Wire
Real-time company headlines, analyst actions, and sector developments for Sigma Lithium Corporation (SGML) • Click "Debate This Headline" to argue it in the Roar Pit below
🟢 CATALYST Yahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Dips While Market Gains: Key Facts Yahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟢 CATALYST Yahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Drops Despite Market Gains: Important Facts to Note Yahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟡 MARKET WIRE TradingView • 1d ago
Sigma Lithium Corporation Estimates – NASDAQ:SGML TradingView report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟡 MARKET WIRE MarketBeat • 1d ago
Sigma Lithium Corporation (NASDAQ:SGML) Stock Has Consensus Price Target of $14.30 MarketBeat report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟢 CATALYST Yahoo Finance • 1d ago
Sigma Lithium Corporation (SGML) Stock Sinks As Market Gains: Here's Why Yahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟡 MARKET WIRE Stock Titan • 1d ago
After restarting, Sigma Lithium produced 7,090 tonnes of material for battery makers by Oct. 21. Stock Titan report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🔴 RISK WATCH MarketBeat • 1d ago
Sigma Lithium (NASDAQ:SGML) Stock Falls 6.3% - Here's Why MarketBeat report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🟡 MARKET WIRE Yahoo Finance • 1d ago
Sigma Lithium stock rises after court upholds mining licenses Yahoo Finance report covering Sigma Lithium Corporation (SGML) market action, institutional positioning, and fundamental catalysts.
🔥 THE ROAR PIT • LIVE COMMUNITY DEBATE
3 Active Posts & Replies
SGML Bull vs. Bear Conversation Board — What's Your Call at $5.21?
🐂 67% BULLISH CONVICTION COMMUNITY TUG-OF-WAR ON SGML 🐻 33% BEARISH CONVICTION
TA TapeReader_Pro RQD DEBATE OPENER • Price Action & Volume Trader 🐂 BULLISH
🎯 Target: $8.54 (+22.0%)
📌 Pinned Debate Balance sheet is the strongest RQD pillar at 13/20, with Altman Z 2.5, Piotroski F 6/9, and Debt/Equity 0.5.
Picked up a starter position in SGML in my $100K Virtual Cash book at $7.00. Balance sheet is the strongest RQD pillar at 13/20, with Altman Z 2.5, Piotroski F 6/9, and Debt/Equity 0.5.. Trading inside a $4.61–$24.48 52-week range with 0.0% FCF yield gives solid downside support if Metal Mining multiples expand this quarter.
RetailWhale_TX 🐂 BULL
Both sides have a point here — SGML's 13/20 balance sheet score keeps downside contained, so the real swing factor next earnings call is backlog and FCF conversion.
SH ShortSeller_Dan RQD DEBATE OPENER • Forensic Short Bias 🐻 BEARISH
🎯 Target: $6.02 (-14.0%)
Spot @ $7.00 ROIC and FCF yield are both 0%, and whale/13F flow scores only 3/20.
Fading this rally in SGML at $7.00. ROIC and FCF yield are both 0%, and whale/13F flow scores only 3/20.. With a beta of 1.0 and the stock sitting at $7.00 (52-wk range $4.61–$24.48), the easy multiple expansion is already priced in.