Korro Bio, Inc. (KRRO)
Korro Bio, Inc., a biopharmaceutical firm based in Cambridge, Massachusetts, is dedicated to exploring, advancing, and bringing to market genetic therapeutics. These treatments are formulated through RNA editing technology, aiming to address a wide array of medical conditions, encompassing both uncommon and widespread diseases.
Sector: Pharmaceutical Preparations
Industry: Biotechnology
Korro Bio, Inc.
NASDAQ:KRROHealthcare · Biotechnology
-0.58%$11.98
AH Close$11.80-1.50%vs close
AH Close$11.80-1.50%vs close
Mkt Cap$176.41M
Float11.69M
O/S14.73M
Inst Own97.9%
Dilution
Delisting Issues Timeline
Financials Summary
Revenue$6.39M
Net Income-$117.26M
Total Assets$113.51M
Free Cash Flow-$79.08M
Debt & Equity
Debt 46%
Equity 54%
Total Debt$43.49M
Total Equity$51.44M
Shares Outstanding
Short Interest
Split History
No splits on record
Nothing in KRRO's public trading history: no forward or reverse split has affected the share count.
Balance Sheet Details
Assets$113.51M
Liabilities$62.07M
Accounts Receivable$969K
Accounts Payable$1.65M
Inventory$0
PP&E (Net)$16.22M
Goodwill$0
Intangible Assets$0
Income Statement
| Period | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 |
|---|---|---|---|---|---|---|---|---|---|
| Currency | USD | USD | USD | USD | USD | USD | USD | USD | USD |
| Period Ending | 2025-12-31 | 2024-12-31 | 2023-12-31 | 2022-12-31 | 2021-12-31 | 2020-12-31 | 2019-12-31 | 2018-12-31 | 2017-12-31 |
| Revenue | $6.39M | $2.27M | $0 | $0 | $0 | $36.98M | $28.95M | $0 | $0 |
| YoY Growth | 181.5% | - | - | - | - | 27.8% | - | - | - |
| Cost of Revenue | $4.28M | $0 | $0 | $0 | $0 | $1.58M | $16.81M | $654K | $531K |
| Gross Profit | $2.11M | $2.27M | $0 | $0 | $0 | $35.4M | $12.13M | -$654K | -$531K |
| Gross Margin | 33.0% | 100.0% | - | - | - | 95.7% | 41.9% | - | - |
| Research and Development | $65.58M | $63.64M | $57.25M | $42.2M | $23.8M | $36.66M | $18.33M | $11.58M | $11.79M |
| Selling, General, and Administrative | $28.16M | $30.55M | $36.54M | $16.8M | $11.69M | $26.3M | $14.47M | $6.71M | $3.99M |
| Other | -$4.28M | $0 | -$9.25M | $0 | $0 | $0 | $0 | $0 | $0 |
| Total Operating Expenses | $89.45M | $94.18M | $84.53M | $59M | $35.49M | $62.95M | $32.81M | $18.29M | $15.78M |
| Operating Income (EBIT) | -$87.34M | -$91.91M | -$84.53M | -$59M | -$35.49M | -$27.55M | -$20.68M | -$18.94M | -$16.31M |
| Operating Margin | -1366.4% | -4047.1% | - | - | - | -74.5% | -71.4% | - | - |
| Interest Expense | $0 | $0 | $0 | $118K | $0 | $0 | $0 | $106K | $174K |
| Interest Income | $0 | $0 | $0 | $947K | $0 | $994K | $1.78M | $0 | $0 |
| Other Income (Expense) | -$29.28M | $8.47M | $3.39M | $976K | $13.54M | $1.07M | $1.93M | -$224K | -$3.93M |
| Income Before Tax (EBT) | -$116.62M | -$83.44M | -$81.14M | -$58.02M | -$21.96M | -$26.48M | -$18.75M | -$19.17M | -$20.24M |
| Income Tax Expense | $637K | $141K | $27K | $10K | $2K | $35K | $0 | $0 | $0 |
| Net Income | -$117.26M | -$83.58M | -$81.17M | -$58.03M | -$21.96M | -$26.51M | -$18.75M | -$19.17M | -$20.24M |
| Net Income Margin | -1834.5% | -3680.4% | - | - | - | -71.7% | -64.8% | - | - |
| Supplementary Data | |||||||||
| EPS | -12.48 | -9.37 | -53.09 | -227.58 | -4.94 | -41.10 | -30.39 | -30.57 | -32.27 |
| Diluted EPS | -12.48 | -9.37 | -53.08 | -227.42 | -4.94 | -41.10 | -30.39 | -30.57 | -32.27 |
| Weighted Average OS | 9.40M | 8.92M | 1.53M | 255,000 | 4.45M | 645,064 | 616,890 | 627,085 | 627,085 |
| EBITDA | -$83.06M | -$88.34M | -$80.9M | -$56.49M | -$33.9M | -$24.9M | -$17.93M | -$18.41M | -$19.53M |
| EBITDA Margin | -1299.5% | -3890.1% | - | - | - | -67.3% | -62.0% | - | - |
Balance Sheet
| Period | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 |
|---|---|---|---|---|---|---|---|---|---|
| Currency | USD | USD | USD | USD | USD | USD | USD | USD | USD |
| Period Ending | 2025-12-31 | 2024-12-31 | 2023-12-31 | 2022-12-31 | 2021-12-31 | 2020-12-31 | 2019-12-31 | 2018-12-31 | 2017-12-31 |
| Assets | |||||||||
| Current Assets | |||||||||
| Cash and Cash Equivalents | $21.82M | $55.64M | $166.15M | $36.94M | $79.64M | $220.34M | $200.16M | $42.19M | $17.94M |
| Short-Term Investments | $53.33M | $70.45M | $0 | $18.91M | $51.07M | $0 | $17.2M | $0 | $0 |
| Cash and Short-Term Investments | $75.16M | $126.09M | $166.15M | $55.85M | $130.71M | $220.34M | $217.35M | $42.19M | $17.94M |
| Accounts Receivable | $969K | $1.7M | $0 | $0 | $144K | $340K | $805K | $161K | $0 |
| Inventory | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Other Current Assets | $6.25M | $3.74M | $3.56M | -$376K | $1.04M | $1.83M | $1M | $587K | $15K |
| Total Current Assets | $82.37M | $131.53M | $172.73M | $57.08M | $134.75M | $225.06M | $221.35M | $42.94M | $17.95M |
| Long-Term Assets | |||||||||
| Property, Plant & Equipment Net | $16.22M | $51.55M | $42.81M | $11.89M | $36.87M | $37.84M | $1.76M | $1.51M | $1.73M |
| Goodwill | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Intangible Assets | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Long-Term Investments | $12.44M | $36.96M | $3.41M | $4.54M | $13.42M | $1.82M | $0 | $0 | $0 |
| Deferred Tax Assets | $2.2M | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Other Long-Term Assets | $270K | $6.2M | $2.71M | $228K | $320K | $0 | $101K | $100K | $103K |
| Total Long-Term Assets | $31.13M | $94.71M | $48.94M | $16.66M | $50.61M | $39.66M | $1.86M | $1.61M | $1.83M |
| Other Assets | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Total Assets | $113.51M | $226.24M | $221.66M | $73.74M | $185.36M | $264.72M | $223.22M | $44.55M | $19.79M |
| Liabilities | |||||||||
| Current Liabilities | |||||||||
| Accounts Payable | $1.65M | $3.99M | $7.28M | $2.6M | $2.75M | $5.51M | $1.22M | $1.86M | $994K |
| Short-Term Debt | $0 | $0 | $0 | $2.92M | $2.58M | $397K | $0 | $0 | $0 |
| Current Income Tax Payable | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Current Unearned Revenue | $7.83M | $3.51M | $0 | $0 | $0 | $14.07M | $48.15M | $0 | $0 |
| Other Current Liabilities | -$3.72M | $4.05M | $395K | $551K | $1.73M | $1.6M | $3.41M | $876K | $479K |
| Total Current Liabilities | $11.94M | $14.96M | $19.48M | $8.7M | $11.43M | $26.63M | $52.78M | $3.77M | $2.23M |
| Long-Term Liabilities | |||||||||
| Long-Term Debt | $0 | $0 | $0 | $163.86M | $14.17M | $15M | $0 | $84.94M | $46.69M |
| Long-Term Unearned Revenue | $7.83M | $5.91M | $0 | $0 | $0 | $0 | $2.9M | $0 | $0 |
| Long-Term Deferred Tax Liabilities | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Other Long-Term Liabilities | $1.48M | $1.47M | $1.05M | $0 | $87K | $0 | $180K | $349K | $510K |
| Total Long-Term Liabilities | $50.13M | $50.87M | $32.27M | $164.07M | $43.1M | $45.6M | $3.08M | $85.28M | $47.2M |
| Other Liabilities | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Total Liabilities | $62.07M | $65.83M | $51.75M | $172.77M | $54.53M | $72.23M | $55.86M | $89.06M | $49.43M |
| Stockholders' Equity | |||||||||
| Preferred Stock | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Common Stock | $9K | $9K | $8K | $0 | $35K | $34K | $31K | $14K | $13K |
| Retained Earnings | -$383.85M | -$266.59M | -$183M | -$101.83M | -$180.09M | -$95.4M | -$68.89M | -$49.09M | -$29.92M |
| Comprehensive Income & Other | $212K | $268K | -$0 | -$5K | -$62K | $27K | $54K | $0 | $0 |
| Other Stockholders' Equity | $435.28M | $426.99M | $352.91M | $2.8M | $310.87M | $287.86M | $236.22M | $792K | $265K |
| Total Equity | $51.44M | $160.41M | $169.91M | -$99.03M | $130.82M | $192.49M | $167.36M | -$48.28M | -$29.64M |
| Minority Interest | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $3.77M | $0 |
| Total Liabilities and Equity | $113.51M | $226.24M | $221.66M | $73.74M | $185.36M | $264.72M | $223.22M | $40.77M | $19.79M |
| Supplementary Data | |||||||||
| Total Debt | $43.49M | $44.77M | $33.21M | $166.99M | $45.6M | $45.99M | $0 | $84.94M | $46.69M |
| Net Debt | $21.66M | -$10.88M | -$132.94M | $130.06M | -$34.04M | -$174.35M | -$200.16M | $42.75M | $28.76M |
Cash Flow Statement
| Period | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 |
|---|---|---|---|---|---|---|---|---|---|
| Currency | USD | USD | USD | USD | USD | USD | USD | USD | USD |
| Period Ending | 2025-12-31 | 2024-12-31 | 2023-12-31 | 2022-12-31 | 2021-12-31 | 2020-12-31 | 2019-12-31 | 2018-12-31 | 2017-12-31 |
| Operating Activities | |||||||||
| Net Income | -$117.26M | -$83.58M | -$81.17M | -$58.03M | -$21.96M | -$10.23M | -$18.75M | -$19.17M | -$20.24M |
| Depreciation & Amortization | $4.28M | $3.56M | $3.63M | $2.51M | $1.59M | $1.58M | $813K | $654K | $531K |
| Deferred Income Tax | $0 | $0 | $0 | -$145K | $0 | $0 | $0 | $0 | $0 |
| Stock-Based Compensation | $7.66M | $4.46M | $2.38M | $1.14M | $807K | $0 | $0 | $0 | $0 |
| Changes in Working Capital: | |||||||||
| Accounts Receivable | $727K | -$1.7M | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Inventory | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Accounts Payable | -$2.31M | -$1.34M | $3.1M | $1.75M | $56K | $4.29M | -$644K | $0 | $0 |
| Other Working Capital | -$2.84M | $16.63M | $1.18M | -$2.39M | $848K | -$34.53M | $49.29M | $819K | $276K |
| Total Working Capital Change | -$4.43M | $13.59M | $4.28M | -$633K | $904K | -$30.24M | $48.65M | $819K | $276K |
| Other Non-Cash Items | $31.19M | $1.89M | $3.6M | $1.51M | -$13.44M | -$6.3M | $3.5M | $1.98M | $5.88M |
| Net Cash from Operating | -$78.56M | -$60.07M | -$67.28M | -$53.65M | -$32.09M | -$45.19M | $34.22M | -$17.02M | -$14.61M |
| Investing Activities | |||||||||
| Capital Expenditures | -$518K | -$17.9M | -$7.84M | -$5.21M | -$4.45M | -$6.67M | -$1.06M | -$436K | -$1.86M |
| Acquisitions | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $3.77M | $0 |
| Purchases of Investments | -$26.19M | -$146.34M | $0 | -$37.21M | -$35.07M | -$26.34M | -$282.62M | $0 | $0 |
| Sales of Investments | $70.7M | $40.9M | $19M | $53.48M | $0 | $43.42M | $265.42M | $0 | $0 |
| Other Investing Activities | $0 | $0 | $0 | $0 | $13K | $0 | $0 | $0 | $0 |
| Net Cash from Investing | $43.99M | -$123.35M | $11.16M | $11.06M | -$39.5M | $10.4M | -$18.26M | $3.34M | -$1.86M |
| Financing Activities | |||||||||
| Debt Repaid | - | - | - | - | - | -$15M | - | -$5M | - |
| Common Stock Issuance | $685K | $67.39M | $117.25M | $62K | $28K | $41.69M | $142.01M | $32.94M | $27.98M |
| Common Stock Repurchases | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Dividends Paid | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Other Financing Activities | $0 | $1.97M | $25.05M | -$44K | -$2K | $0 | $0 | $0 | $0 |
| Net Cash from Financing | $685K | $69.36M | $187.76M | $18K | $115.94M | $56.69M | $142.01M | $37.94M | $27.98M |
| Forex Effect | $64K | -$4K | $0 | $0 | $0 | -$1.72M | $0 | $0 | $0 |
| Net Change in Cash | -$33.82M | -$114.07M | $131.64M | -$42.57M | $44.35M | $20.18M | $157.97M | $24.25M | $11.5M |
| Supplementary Data | |||||||||
| Operating Cash Flow | -$78.56M | -$60.07M | -$67.28M | -$53.65M | -$32.09M | -$45.19M | $34.22M | -$17.02M | -$14.61M |
| Capital Expenditure | -$518K | -$17.9M | -$7.84M | -$5.21M | -$4.45M | -$6.67M | -$1.06M | -$436K | -$1.86M |
| Free Cash Flow | -$79.08M | -$77.98M | -$75.12M | -$58.86M | -$36.54M | -$51.86M | $33.15M | -$17.46M | -$16.48M |
| Cash at Beginning | $59.05M | $173.12M | $41.48M | $84.04M | $39.69M | $200.16M | $42.19M | $17.94M | $6.44M |
| Cash at End | $25.23M | $59.05M | $173.12M | $41.48M | $84.04M | $220.34M | $200.16M | $42.19M | $17.94M |