Stock Ratings / Health Care / LUNG / insiders

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Pulmonx Corporation (LUNG) Insider, 13F Hedge Fund & Politician Buy/Sell Thermometer

$3.17 +25.60% NASDAQ • Live Quote vs Prior Daily Close (Synced Snapshot) EXT / AFTER-HRS: $3.31

Pulmonx Corporation (LUNG) carries a Roarable Rating of D- (Sell) with 38/100 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.

📊 Historical Track Record Warning: Scores below 50 (38/100 · D-) historically underperformed SPY in 71% of rolling 90-day windows →

ROARABLE D- • RED ALERT Cap $135.9M

📤 Share Live RQD Speedometer Card: 𝕏 Post Reddit StockTwits ⬇ Live SVG Card

⚡ INSTANT AI QUANT PREVIEW • $0 FREE TIER Click Any Pre-Computed AI Quant Specialist Briefing on LUNG Below — or Connect Your Own ChatGPT / Claude

🤖 Mara Quenwick • AI Quant Lead (Click for Instant Brief) Is LUNG stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

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As of 2026-11-01, Pulmonx Corporation (NASDAQ: LUNG) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 38/100 at a spot price of $3.17 (+25.60% 1D, market cap $135.9M). Pillar breakdown: Fundamental Cash Engine 3/20, Institutional 13F & Options Flow 14/20, Executive Insider Alignment 8/20, FRED Macro Regime Fit 10/20, and SEC Balance-Sheet Forensics 3/20. Across 1016 tracked Health Care issuers, LUNG ranks #715 in composite RQD confidence.

✓ Pre-computed one-to-many AI Quant brief

🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief) How does LUNG compare to SKYA and KRMD in the Health Care sector?

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Within the Health Care sector (Medical/Dental Instruments), LUNG carries a Roarable D- (38/100 RQD), trailing P/E of N/A, gross margin of 74.2%, and ROIC of -35.0%. By comparison, SKYA (SkyAI Inc.) holds a D- grade (36/100 RQD, P/E N/A, ROIC -35.0%, cap $126.7M) and KRMD (KORU Medical Systems Inc.) posts a D grade (48/100 RQD, P/E N/A, ROIC -28.7%, cap $149.1M). Among the 5-stock peer group, LUNG leads on earnings multiple (N/A) while KRMD leads on capital efficiency (-28.7% 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 LUNG?

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Per LUNG's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0001127537), Pulmonx Corporation generated $90.5M in revenue (+8.0% YoY), -$54.0M in net income, and -$32.8M in free cash flow against $129.3M in total assets and $37.0M in total debt. Key quantitative strengths: Established market leader in Health Care with deep daily trading liquidity.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.

✓ Pre-computed one-to-many AI Quant brief

🤖 AI Quant Disclosure: Roarable Analysts are proprietary AI Quant Specialists — not human financial advisors. Pre-computed one-to-many briefings above are free; interactive 1-on-1 Q&A, custom AI sifting/indicator alerts, and personal ChatGPT/Claude MCP connections require a $9.95/mo Pro account (currently waitlist-only).

INTERACTIVE SCENARIO DECK:

🛡️ Portfolio Crash X-Ray

EXT / AFTER-HRS: $3.31 (+4.42%)🧬 Dilution Drag (+2.48% YoY Shares)⚙️ Cash Engine: 3/20 (E) • 0% FCF Margin

Verify 90D Bucket Audit →

📊 Historical Track Record Warning: Scores below 50 (38/100 · D-) historically underperformed SPY in 71% of rolling 90-day windows (-7.8% avg 90D alpha vs SPY • 29.0% hit rate).

Audit Bucket Track Record →

RQD QUANT TACHOMETERRED ALERT • D-

3-of-3 JEV AI Jury Bearish Warning

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 E · Rk D

Each axis scored 0–20

12M PRICE TARGET CONE-9.1% Base Target

WHALE OPTIONS SNAPSHOT: — (No Active Options Snapshot on file for LUNG)Realized 20D OHLCV Swing Band: ±12.5%

Deterministic 5-Pillar Attribution (38/100 Composite)

🔍 WHY LUNG SCORES 38/100 (D-) — TOP 3 DRIVERS2 Bullish Pillars + #1 Risk Drag

▲ #1 Bullish Driver: Whale & Options Positioning+14/20 pts (37% of score)

20D Institutional Volume Accumulation (±12.5% realized swing band)

▲ #2 Bullish Driver: Macro Regime Fit+10/20 pts (26% of score)

FRED Regime × Technicals: 96% of 52W Range • RSI-14 at 77.1 (OVERBOUGHT (>70))

▼ #1 Drag / Risk Factor: Insider Conviction & Share Dilution4/20 pts (-16 pt drag)

Dilution Drag (+2.48% YoY Shares) & executive Form 4 sales trim 16 pts from alignment

📈 PAST 4 QUARTERS RQD vs SUBSEQUENT RETURNQ1 → Q2 → Q3 → Current

Q1 (-3Q)

Grade E$1.84-3.3% Next Q

Q2 (-2Q)

Grade E$1.78+2.8% Next Q

Q3 (-1Q)

Grade E$1.83+73.2% Next Q

Current

Grade D-$3.17-7.8% Hist 90D α

Trajectory: E (30) → D- (38)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 LUNG Turnaround Squeeze

Gideon Ashmere Forensic Desk →

While LUNG currently carries a cautious 38/100 (D-) rating due to Insider Conviction & Share Dilution (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 Health Care with deep daily trading liquidity.

🚀 Contrarian Squeeze Trigger #2

Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($2.05) and Max Pain ($3.33) forces dealer call-delta covering toward $3.41.

🚀 Contrarian Squeeze Trigger #3

Forensic Repair Trigger: Halting share dilution (Dilution Drag (+2.48% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.

🎲 LIVE PREDICTION MARKET ODDS TIED TO $LUNG• $2.4M Crowd Pool • Kalshi / Polymarket Composite

Contract: “LUNG Beats Next Quarter EPS Consensus (Dec 30, 2026) & Holds Above 200D SMA”

YES 38%NO 62%Trade / Inspect Odds →

SEC FORM 4 × 13F HEDGE FUNDS × CONGRESSIONAL STOCK ACT

LUNG Smart-Money Thermometer: NET EXECUTIVE TRIMMING / PROFIT-TAKING

Explore All 13F & Congress Whales →

▲ Disclosed Buys: 0 ($0)▼ Disclosed Sales: 0 ($0)

Wide-Open SEC Form 4, 13F & Congressional Disclosure Ledger (LUNG)

No recent open-market Form 4 cluster sales or emergency dumps flagged on LUNG. Visit the Global 13F & Congressional Whale Ledger for cross-market smart-money filings.

ON-DEMAND RQD QUANT WORKSHOP • SPONSORED / PARTNER SPOTLIGHTHosted by Perry Belcher & Roarable Forensic Quant Desk

Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring LUNG)

✓Walkthrough of LUNG'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

RQD INSIDER CLUB WAITLIST$49/YR PLANNED

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LUNG // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: +147.66%⚡ TESTING RESISTANCE

2026-10-30O $3.13H $3.23L $2.79C $3.17VOL 2.40M

RES: $3.26SUP: $1.83SMA50: $2.05SMA200: $1.66

PRIMARY-SOURCE FORENSICS, SECOND-ORDER LINKS & AI ANALYST DESK

LUNG Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure

🦋 LUNG Butterfly Map → + Track LUNG →

Share Count & Dilution Monitor (#25)

Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).

Reverse-DCF Expectations Hurdle (#30)

8.0%/yr Implied 5Y Growth

vs. +8.0% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).

Ellis Vennor Setup Ledger (#33)

No active Ellis Vennor swing setup published on LUNG today. View full Setup Ledger →

🦋 Documented & Second-Order Butterfly Connections Open Graph →

No direct multi-tier Butterfly edges indexed yet for LUNG. Explore sector supply chains on /butterfly.

AI Analyst Theses, Washington Policy & Company Video

🎬 No recent verified company-specific video clip queued for LUNG 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 (LUNG)

Health Care Rank #715 of 1016 ⚔️ SKYA vs LUNG Full Matrix →

1. Head-to-Head Health Care Peer Comparison (LUNG vs. SKYA, KRMD, PYPD, APYX)

Industry: Medical/Dental Instruments (120 Tracked Issuers)

Across 1016 tracked Health Care securities in the Roarable RQD universe, Pulmonx Corporation (LUNG) ranks #715 by composite RQD confidence (38/100, grade D-) and #621 by equity capitalization ($135.9M). Within this direct 5-issuer industry benchmark cohort, LUNG leads on earnings valuation at N/A trailing P/E, while KRMD leads on capital efficiency and profitability with -28.7% ROIC and 62.3% gross margin. KRMD currently holds the highest overall quantitative score in the immediate peer group at 48/100 (D) compared with LUNG at 38/100 (D-).

Ticker / Company	Roarable Grade	RQD Score	Trailing P/E	Gross Margin	ROIC	1D Change	Market Cap	Head-to-Head
LUNG ACTIVE Pulmonx Corporation	D-	38/100	—	74.2%	-35.0%	+25.60%	$135.9M	Benchmark Subject
SKYA SkyAI Inc.	D-	36/100	—	-30.0%	-35.0%	-0.68%	$126.7M	/skya-vs-lung →
KRMD KORU Medical Systems Inc.	D	48/100	—	62.3%	-28.7%	+0.31%	$149.1M	/krmd-vs-lung →
PYPD PolyPid Ltd.	E	33/100	—	—	-35.0%	-3.29%	$113.5M	/pypd-vs-lung →
APYX Apyx Medical Corporation	E	32/100	—	62.5%	-28.9%	+3.07%	$113.3M	/apyx-vs-lung →

2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)

SEC EDGAR 10-K • FILED 2025-12-31 • CIK 0001127537

In its most recent audited fiscal period (FY2025, filed 2025-12-31), Pulmonx Corporation (LUNG) reported GAAP revenue of $90.5M (+8.0% vs. FY2024 revenue of $83.8M , and +31.8% cumulative change since FY2023) , GAAP net income of -$54.0M, operating cash flow of -$32.4M, and free cash flow of -$32.8M (+0.5% YoY). On the balance sheet, LUNG closed FY2025 with $129.3M in total assets against $37.0M in total debt (Altman Z-Score: 0.20, Piotroski F-Score: 6/9).

Fiscal Period	Filing Date	Revenue	Net Income	Operating Cash Flow	Free Cash Flow	Total Assets	Total Debt
FY2025 (FY)	2025-12-31	$90.5M	-$54.0M	-$32.4M	-$32.8M	$129.3M	$37.0M
FY2024 (FY)	2024-12-31	$83.8M	-$56.4M	-$31.5M	-$33.0M	$162.8M	$34.0M
FY2023 (FY)	2023-12-31	$68.7M	-$60.8M	-$37.6M	-$37.6M	—	—

3. LUNG Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)

✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLED

Is LUNG stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

How does LUNG compare to SKYA and KRMD in the Health Care sector?

What are the biggest fundamental strengths and SEC risk factors for LUNG?

Where is LUNG trading relative to its 50-day, 200-day, and 52-week technical levels?

LUNG last traded at $3.17 (+25.60% on volume of 5,368,354 shares), positioning the stock +54.63% above its 50-day simple moving average ($2.05) and +90.96% above its 200-day simple moving average ($1.66). Across its 52-week range of $1.13 to $3.25, LUNG sits at the 96.2% percentile with a 14-day RSI of 77.1 (OVERBOUGHT (>70)) and an implied next-earnings move of ±12.5% ($2.77 to $3.57).

LUNG Investor FAQ & Complete 8-Part Research Index

100% OPEN ACCESS • SEC EDGAR × CBOE × FRED

Are LUNG insiders and hedge funds buying or selling?

Roarable's SEC Form 4 and 13F Whale Thermometer currently classifies LUNG leadership and institutional positioning as: NET EXECUTIVE TRIMMING / PROFIT-TAKING.

Direct Sub-Reports: LUNG RQD Cockpit LUNG 12M Forecast LUNG Earnings & Move LUNG Dividends & DRIP LUNG Insiders & 13F LUNG Whale Options LUNG Profit Sankey LUNG News & Why