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Korro Bio, Inc. (KRRO) Stock Fundamental Analysis & AI Rating 2026

KRRO Nasdaq Pharmaceutical Preparations DE CIK: 0001703647
Recently Updated • Analysis: Apr 12, 2026 • SEC Data: 2025-12-31
Combined AI Rating
SELL
74% Confidence
AGREEMENT
STRONG SELL
70% Conf
SELL
78% Conf

📊 KRRO Key Takeaways

Revenue: $6.4M
Net Margin: -1,834.5%
Free Cash Flow: $-79.1M
Current Ratio: 6.90x
Debt/Equity: 0.00x
EPS: $-12.48
AI Rating: STRONG SELL with 70% confidence
Korro Bio, Inc. (KRRO) receives a SELL rating with 74% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $6.4M, net profit margin of -1,834.5%, and return on equity (ROE) of -228.0%, Korro Bio, Inc. demonstrates mixed fundamentals in the Healthcare sector. Below is our complete KRRO stock analysis for 2026.

Is Korro Bio, Inc. (KRRO) a Good Investment?

Claude

Korro Bio exhibits fundamental characteristics of a cash-burning pre-revenue biotech company with $121.9M operating losses against $6.4M revenue and unsustainable $78.6M annual operating cash burn. The company's $21.8M cash position provides only 3-4 months of runway at current burn rates, necessitating imminent dilutive capital raises. Without demonstrated clinical efficacy or profitability milestones visible in current fundamentals, the financial outlook is severely constrained.

ChatGPT

Korro Bio is deeply unprofitable with extremely negative margins and heavy operating cash burn, while cash appears insufficient relative to recent outflows. Although revenue grew rapidly off a small base and leverage is minimal, sustainability likely requires additional financing. Until there is clearer visibility on durable revenue and reduced burn, fundamentals remain unfavorable.

Why Buy Korro Bio, Inc. Stock? KRRO Key Strengths

Claude
  • + Strong revenue growth of 181.5% YoY indicates early traction
  • + Excellent liquidity position with 6.90x current ratio and $21.8M cash
  • + Minimal debt burden with only $180K long-term debt, low leverage risk
ChatGPT
  • + Strong current and quick ratios
  • + Minimal debt and leverage
  • + Rapid YoY revenue growth (small base)

KRRO Stock Risks: Korro Bio, Inc. Investment Risks

Claude
  • ! Unsustainable cash burn of $78.6M annually against $21.8M cash (3-4 month runway)
  • ! Catastrophic profitability metrics with operating margin of -1906% and net margin of -1834%
  • ! Imminent need for dilutive capital raise to fund operations and potential clinical programs
ChatGPT
  • ! Severe operating losses and negative margins
  • ! High cash burn vs. cash on hand (dilution risk)
  • ! Revenue concentration/uncertainty from milestone-based sources

Key Metrics to Watch

Claude
  • * Monthly operating cash burn rate and cash runway
  • * Clinical trial progression and regulatory milestones
  • * Capital raise announcements and dilution impact on equity
ChatGPT
  • * Cash and short-term investments (runway)
  • * Quarterly operating cash burn (OCF)

Korro Bio, Inc. (KRRO) Financial Metrics & Key Ratios

Revenue
$6.4M
Net Income
$-117.3M
EPS (Diluted)
$-12.48
Free Cash Flow
$-79.1M
Total Assets
$113.5M
Cash Position
$21.8M

💡 AI Analyst Insight

Strong liquidity with a 6.90x current ratio provides a solid financial cushion.

KRRO Profit Margin, ROE & Profitability Analysis

Gross Margin N/A
Operating Margin -1,906.4%
Net Margin -1,834.5%
ROE -228.0%
ROA -103.3%
FCF Margin -1,237.2%

KRRO vs Healthcare Sector: How Korro Bio, Inc. Compares

How Korro Bio, Inc. compares to Healthcare sector averages

Net Margin
KRRO -1,834.5%
vs
Sector Avg 12.0%
KRRO Sector
ROE
KRRO -228.0%
vs
Sector Avg 15.0%
KRRO Sector
Current Ratio
KRRO 6.9x
vs
Sector Avg 2.0x
KRRO Sector
Debt/Equity
KRRO 0.0x
vs
Sector Avg 0.6x
KRRO Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is Korro Bio, Inc. Stock Overvalued? KRRO Valuation Analysis 2026

Based on fundamental analysis, Korro Bio, Inc. has mixed fundamental signals relative to the Healthcare sector in 2026.

Return on Equity
-228.0%
Sector avg: 15%
Net Profit Margin
-1,834.5%
Sector avg: 12%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.00x
Sector avg: 0.6x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

Korro Bio, Inc. Balance Sheet: KRRO Debt, Cash & Liquidity

Current Ratio
6.90x
Quick Ratio
6.90x
Debt/Equity
0.00x
Debt/Assets
54.7%
Interest Coverage
-429.07x
Long-term Debt
$180.0K

KRRO Revenue & Earnings Growth: 5-Year Financial Trend

KRRO 5-year financial data: Year 2019: Revenue $28.9M, Net Income N/A, EPS N/A. Year 2020: Revenue $37.0M, Net Income N/A, EPS N/A. Year 2021: Revenue $37.0M, Net Income -$26.5M, EPS N/A. Year 2022: Revenue $14.1M, Net Income -$84.7M, EPS N/A.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Korro Bio, Inc.'s revenue has declined by 51% over the 5-year period, indicating business contraction. The most recent EPS of $-9.37 indicates the company is currently unprofitable.

KRRO Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
-1,237.2%
Free cash flow / Revenue

KRRO Quarterly Earnings & Performance

Quarterly financial performance data for Korro Bio, Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 N/A -$18.1M $-1.92
Q2 2025 N/A -$19.6M $-2.43
Q1 2025 N/A -$19.6M $-2.44
Q3 2022 N/A -$19.5M N/A
Q2 2022 N/A -$17.7M N/A
Q1 2022 N/A -$20.4M N/A
Q3 2021 $11.2M -$5.3M N/A
Q2 2021 $8.5M -$6.0M N/A

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

Korro Bio, Inc. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
-$78.6M
Cash generated from operations
Capital Expenditures
$518.0K
Investment in assets
Dividends
None
No dividend program

KRRO SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for Korro Bio, Inc. (CIK: 0001703647)

📋 Recent SEC Filings

Date Form Document Action
Apr 16, 2026 DEF 14A krro-20260415.htm View →
Apr 2, 2026 4 xslF345X06/ownership.xml View →
Mar 12, 2026 4 xslF345X05/ownership.xml View →
Mar 12, 2026 4 xslF345X05/ownership.xml View →
Mar 12, 2026 4 xslF345X05/ownership.xml View →

Frequently Asked Questions about KRRO

What is the AI rating for KRRO?

Korro Bio, Inc. (KRRO) has a Combined AI Rating of SELL from Claude (STRONG SELL) and ChatGPT (SELL) with 74% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are KRRO's key strengths?

Claude: Strong revenue growth of 181.5% YoY indicates early traction. Excellent liquidity position with 6.90x current ratio and $21.8M cash. ChatGPT: Strong current and quick ratios. Minimal debt and leverage.

What are the risks of investing in KRRO?

Claude: Unsustainable cash burn of $78.6M annually against $21.8M cash (3-4 month runway). Catastrophic profitability metrics with operating margin of -1906% and net margin of -1834%. ChatGPT: Severe operating losses and negative margins. High cash burn vs. cash on hand (dilution risk).

What is KRRO's revenue and growth?

Korro Bio, Inc. reported revenue of $6.4M.

Does KRRO pay dividends?

Korro Bio, Inc. does not currently pay dividends.

Where can I find KRRO SEC filings?

Official SEC filings for Korro Bio, Inc. (CIK: 0001703647) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is KRRO's EPS?

Korro Bio, Inc. has a diluted EPS of $-12.48.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is KRRO a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, Korro Bio, Inc. has a SELL rating with 74% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is KRRO stock overvalued or undervalued?

Valuation metrics for KRRO: ROE of -228.0% (sector avg: 15%), net margin of -1,834.5% (sector avg: 12%). Compare these metrics with sector averages to assess valuation.

Should I buy KRRO stock in 2026?

Our dual AI analysis gives Korro Bio, Inc. a combined SELL rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is KRRO's free cash flow?

Korro Bio, Inc.'s operating cash flow is $-78.6M, with capital expenditures of $518.0K. FCF margin is -1,237.2%.

How does KRRO compare to other Healthcare stocks?

Vs Healthcare sector averages: Net margin -1,834.5% (avg: 12%), ROE -228.0% (avg: 15%), current ratio 6.90 (avg: 2).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Apr 12, 2026 | Data as of: 2025-12-31 | Powered by Claude AI