Yahoo Finance report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Why KRRO Stock surged +10.69% Today — RQD Quant Desk Flash
Korro Bio Inc. (KRRO) carries a Roarable Rating of D- (Sell) with 40/100 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.
🤖 Mara Quenwick • AI Quant Lead (Click for Instant Brief)
Is KRRO stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
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As of 2026-11-03, Korro Bio Inc. (NASDAQ: KRRO) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 40/100 at a spot price of $15.85 (+10.69% 1D, market cap $210.8M). Pillar breakdown: Fundamental Cash Engine 8/20, Institutional 13F & Options Flow 12/20, SEC Balance-Sheet Forensics 8/20, FRED Macro Regime Fit 9/20, and Executive Insider Alignment 3/20. Across 1015 tracked Health Care issuers, KRRO ranks #464 in composite RQD confidence.
🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief)
How does KRRO compare to BBOT and NATR in the Health Care sector?
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Within the Health Care sector (Biotechnology: Pharmaceutical Preparations), KRRO carries a Roarable D- (40/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of -35.0%. By comparison, BBOT (BridgeBio Oncology Therapeutics Inc.) holds a E grade (33/100 RQD, P/E N/A, ROIC -35.0%, cap $210.1M) and NATR (Nature's Sunshine Products Inc.) posts a C grade (64/100 RQD, P/E 11.1x, ROIC 28.9%, cap $215.5M). Among the 5-stock peer group, SIGA leads on earnings multiple (9.8x) while SIGA leads on capital efficiency (42.7% ROIC).
🤖 Gideon Ashmere • AI SEC 10-K Forensics (Click for Instant Brief)
What are the biggest fundamental strengths and SEC risk factors for KRRO?
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Per KRRO's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0001703647), Korro Bio Inc. generated $6.4M in revenue (+181.5% YoY), -$117.3M in net income, and -$79.1M in free cash flow against $113.5M in total assets and $0 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.
Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer
20D Institutional Volume Accumulation (±12.5% realized swing band)
FRED Regime × Technicals: 29% of 52W Range • RSI-14 at 71.4 (OVERBOUGHT (>70))
Dilution Drag (+1.28% YoY Shares) & executive Form 4 sales trim 16 pts from alignment
⚔️ Adversarial Opposing Case: What Could Spark a KRRO Turnaround Squeeze
While KRRO currently carries a cautious 40/100 (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.
Established market leader in Health Care with deep daily trading liquidity.
Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($11.45) and Max Pain ($16.64) forces dealer call-delta covering toward $43.63.
Forensic Repair Trigger: Halting share dilution (Dilution Drag (+1.28% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.
Why KRRO Stock surged +10.69% Today — RQD Quant Desk Flash
Korro Bio Inc. (KRRO) surged +10.69% to $15.85, trading at 29% of its 52-week range ($5.2 – $41.55). Stretched risk/reward at current multiples (-35% return on capital) under elevated 10-year interest-rate pressure.
- ▸Technical Tape: Trading at 29% of its 52-week range ($5.2 – $41.55) with RSI-14 at 71.4 (OVERBOUGHT (>70)).
- ▸Volatility Profile: Historical 20-day realized swing band of ±12.5% around $15.85 (no active unusual options sweep snapshot on file).
- ▸Fundamental Anchor: Roarable D- (Sell) backed by 52% gross margin and $0 annual free cash flow.
Investing.com report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Simply Wall St report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Investing.com report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Stock Titan report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
https://www.siam.in/ report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Stock Titan report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
https://www.dars.gov.et/ report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Kosmos Energy (NASDAQ:KRRO) shares declined more than 10% in pre-market trading after the oil and gas producer reported third-quarter 2026 earnings and revenue below analysts’ expectations, despite higher production, low
https://www.sec.gov/Archives/edgar/data/1703647/000090266426004286/xslF345X06/ownership.xml
Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring KRRO)
- ✓Walkthrough of KRRO'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
KRRO Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure
Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).
vs. +181.5% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).
No active Ellis Vennor swing setup published on KRRO today. View full Setup Ledger →
No direct multi-tier Butterfly edges indexed yet for KRRO. Explore sector supply chains on /butterfly.
📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (KRRO)
1. Head-to-Head Health Care Peer Comparison (KRRO vs. BBOT, NATR, PYXS, SIGA)
Industry: Biotechnology: Pharmaceutical Preparations (489 Tracked Issuers)Across 1015 tracked Health Care securities in the Roarable RQD universe, Korro Bio Inc. (KRRO) ranks #464 by composite RQD confidence (40/100, grade D-) and #565 by equity capitalization ($210.8M). Within this direct 5-issuer industry benchmark cohort, SIGA leads on earnings valuation at 9.8x trailing P/E, while SIGA leads on capital efficiency and profitability with 42.7% ROIC and 68.6% gross margin. SIGA currently holds the highest overall quantitative score in the immediate peer group at 68/100 (C+) compared with KRRO at 40/100 (D-).
| Ticker / Company | Roarable Grade | RQD Score | Trailing P/E | Gross Margin | ROIC | 1D Change | Market Cap | Head-to-Head |
|---|---|---|---|---|---|---|---|---|
| KRRO
ACTIVE
Korro Bio Inc. | D- | 40/100 | — | — | -35.0% | +10.69% | $210.8M | Benchmark Subject |
| BBOT BridgeBio Oncology Therapeutics Inc. | E | 33/100 | — | — | -35.0% | -11.83% | $210.1M | /bbot-vs-krro → |
| NATR Nature's Sunshine Products Inc. | C | 64/100 | 11.1x | 72.4% | 28.9% | -1.88% | $215.5M | /natr-vs-krro → |
| PYXS Pyxis Oncology Inc. | E | 27/100 | — | 82.8% | -35.0% | -6.63% | $216.4M | /pyxs-vs-krro → |
| SIGA SIGA Technologies Inc. | C+ | 68/100 | 9.8x | 68.6% | 42.7% | -2.96% | $218.4M | /siga-vs-krro → |
2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)
SEC EDGAR 10-K • FILED 2025-12-31 • CIK 0001703647 ↗In its most recent audited fiscal period (FY2025, filed 2025-12-31), Korro Bio Inc. (KRRO) reported GAAP revenue of $6.4M (+181.5% vs. FY2024 revenue of $2.3M , and -97.3% cumulative change since FY2023) , GAAP net income of -$117.3M, operating cash flow of -$78.6M, and free cash flow of -$79.1M (-1.4% YoY). On the balance sheet, KRRO closed FY2025 with $113.5M in total assets against $0 in total debt (Altman Z-Score: N/A, Piotroski F-Score: 3/9).
| Fiscal Period | Filing Date | Revenue | Net Income | Operating Cash Flow | Free Cash Flow | Total Assets | Total Debt |
|---|---|---|---|---|---|---|---|
| FY2025 (FY) | 2025-12-31 | $6.4M | -$117.3M | -$78.6M | -$79.1M | $113.5M | — |
| FY2024 (FY) | 2024-12-31 | $2.3M | -$83.6M | -$60.1M | -$78.0M | $226.2M | — |
| FY2023 (FY) | 2023-12-31 | $236.7M | -$81.2M | -$67.3M | -$67.3M | — | — |
3. KRRO Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)
✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLEDIs KRRO stock a Buy, Hold, or Sell right now according to Roarable's RQD model?
As of 2026-11-03, Korro Bio Inc. (NASDAQ: KRRO) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 40/100 at a spot price of $15.85 (+10.69% 1D, market cap $210.8M). Pillar breakdown: Fundamental Cash Engine 8/20, Institutional 13F & Options Flow 12/20, SEC Balance-Sheet Forensics 8/20, FRED Macro Regime Fit 9/20, and Executive Insider Alignment 3/20. Across 1015 tracked Health Care issuers, KRRO ranks #464 in composite RQD confidence.
How does KRRO compare to BBOT and NATR in the Health Care sector?
Within the Health Care sector (Biotechnology: Pharmaceutical Preparations), KRRO carries a Roarable D- (40/100 RQD), trailing P/E of N/A, gross margin of —, and ROIC of -35.0%. By comparison, BBOT (BridgeBio Oncology Therapeutics Inc.) holds a E grade (33/100 RQD, P/E N/A, ROIC -35.0%, cap $210.1M) and NATR (Nature's Sunshine Products Inc.) posts a C grade (64/100 RQD, P/E 11.1x, ROIC 28.9%, cap $215.5M). Among the 5-stock peer group, SIGA leads on earnings multiple (9.8x) while SIGA leads on capital efficiency (42.7% ROIC).
What are the biggest fundamental strengths and SEC risk factors for KRRO?
Per KRRO's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0001703647), Korro Bio Inc. generated $6.4M in revenue (+181.5% YoY), -$117.3M in net income, and -$79.1M in free cash flow against $113.5M in total assets and $0 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.
Where is KRRO trading relative to its 50-day, 200-day, and 52-week technical levels?
KRRO last traded at $15.85 (+10.69% on volume of 206,772 shares), positioning the stock +38.43% above its 50-day simple moving average ($11.45) and +32.19% above its 200-day simple moving average ($11.99). Across its 52-week range of $5.20 to $41.55, KRRO sits at the 29.3% percentile with a 14-day RSI of 71.4 (OVERBOUGHT (>70)) and an implied next-earnings move of ±12.5% ($13.87 to $17.83).
KRRO — Korro Bio Inc.: What the Facts Mean to a Prospective Investor
1. Roarable Rating Brief: What This Means to a Prospective Investor
Korro Bio Inc. (KRRO) earns a live Roarable RQD composite score of 40/100, corresponding to a D- letter grade (Roarable Sell) at a spot price of $15.85 (+10.69% 1D, market capitalization $210.8M).
- Fundamental Cash Engine (8/20): Anchored by return on invested capital (ROIC) of -35.0%, gross margin of —, operating margin of -60.0%, and free cash flow yield of —.
- Whale 13F & Options Flow (12/20) + Insider Conviction (3/20): Tracks institutional 13F accumulation, CBOE options call/put positioning, and SEC Form 4 / Congressional PTR filings.
- Macro Regime Fit (9/20) + Forensic Balance Sheet (8/20): Incorporates a 1.00x equity beta, Altman Z-Score of N/A, Piotroski F-Score of 3/9, and Debt/Equity of N/A.
2. Business Model, Unit Margins & SEC Financial Trajectory
Korro Bio Inc. Is a NASDAQ-listed issuer in the Health Care sector, within the Biotechnology: Pharmaceutical Preparations industry..2B.
In its latest audited SEC EDGAR 10-K filing for FY2025 (filed 2025-12-31), Korro Bio Inc. (KRRO) reported $6.4M in annual revenue (up from $2.3M in FY2024, +181.5% YoY) and -$117.3M in GAAP net income. Over the multi-year SEC filing window from FY2023 ($236.7M revenue, -$81.2M net income) through FY2025, KRRO scaled operating cash flow to -$78.6M and free cash flow to -$79.1M, backed by $113.5M in total assets against $0 in total debt.
3. Institutional Bull vs. Bear Thesis & Valuation Tradeoff
- 🐂 Primary Bull Case (D- • RQD 40/100): Established market leader in Health Care with deep daily trading liquidity. Free cash flow yield of — and institutional whale pillar of 12/20. With Fundamental Cash Engine at 8/20 and Institutional Whale Flow at 12/20, sustained execution supports upside toward the upper end of the $5.20 – $41.55 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 -60.0% operating margins and a 1.00x macro beta.
4. 2nd-Order Butterfly Ripples & Key Questions to Watch
No supply-chain dependencies, butterfly links, or proprietary signals are recorded. Upstream and downstream relationships, sector correlations, and 2nd-order bottlenecks are therefore — The only sector context provided is the Health Care / Biotechnology: Pharmaceutical Preparations classification and the RQD macro regime score, which reflects sector sensitivity but does not identify specific ripple channels.
- Key Question #1: Can KRRO sustain or expand its -60.0% operating margin and -35.0% ROIC against Biotechnology: Pharmaceutical Preparations peers over the next 4 quarters?
- Key Question #2: Following FY2025 revenue of $6.4M and free cash flow of -$79.1M, how will capital allocation balance growth reinvestment against $0 in total debt?
- Key Question #3: How sensitive is KRRO's equity valuation to Health Care capital spending cycles and macro interest-rate shifts (Beta 1.00x)?
KRRO Live News Feed, Press Releases & Catalyst Wire
Real-time company headlines, analyst actions, and sector developments for Korro Bio Inc. (KRRO) • Click "Debate This Headline" to argue it in the Roar Pit below
Yahoo Finance report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Investing.com report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Simply Wall St report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Investing.com report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Stock Titan report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
https://www.siam.in/ report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
Stock Titan report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
https://www.dars.gov.et/ report covering Korro Bio Inc. (KRRO) market action, institutional positioning, and fundamental catalysts.
KRRO Bull vs. Bear Conversation Board — What's Your Call at $15.85?
Institutional accumulation and a 10% owner's purchases signal active whale buying, supported by a 29.7% surge headline.
Don't sleep on KRRO's setup in Health Care. Institutional accumulation and a 10% owner's purchases signal active whale buying, supported by a 29.7% surge headline.. Beta of 1.0 means it moves fast when momentum turns, and the 5-pillar RQD gauge (40/100) backs up the fundamental quality.
@CreditSpread_Watch Shorting a 12/20 institutional whale-flow stock at $14.32 is dangerous when funds are rotating into Health Care.
Operating losses of -$121.9M against $21.8M of cash, with ROIC at -35% and insider conviction scoring only 3 / 20.
I respect the product at Korro Bio Inc., but the stock at $14.32 is a different story. Operating losses of -$121.9M against $21.8M of cash, with ROIC at -35% and insider conviction scoring only 3 / 20.. FCF yield is 0.0% and RQD sits at 40/100 (D-) — why pay up here when you can wait for next quarter's numbers?