Korro Bio, Inc.
KRRO Healthcare Biotechnology
Korro Bio, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $6.4 million, up 181.5% from fiscal 2024. In the quarter to June 2026, revenue fell 86.3%, EPS grew 61.0% and free cash flow grew 12.1%, each against the same quarter a year earlier. Insiders bought in the last twelve months.
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Korro Bio, Inc. (KRRO) P/E ratio
Korro Bio, Inc. has no meaningful P/E ratio: its trailing twelve-month earnings is negative. Over the past ten years it has ranged from 0.0× (October 2026) to 5.4× (April 2024) — the current reading is the lowest in ten years.
P/E ratio, daily
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Annual newest first
| Period | P/E ratio | Change |
|---|---|---|
| FY2025 | 0.0× | — |
| FY2024 | 0.0× | — |
| FY2021 | 0.0× | — |
| FY2020 | 0.0× | — |
| FY2019 | 0.0× | — |
Quarterly newest first
| Period | P/E ratio | Change |
|---|---|---|
| Dec 2025 | 0.0× | — |
| Sep 2025 | 0.0× | — |
| Jun 2025 | 0.0× | — |
| Mar 2025 | 0.0× | — |
| 8 more quarters | Free account |
Against its own ten years
P/E ratio against peers
| Company | P/E ratio |
|---|---|
| NKTX Nkarta, Inc. compare | n/m |
| ALXO ALX Oncology Holdings Inc. compare | n/m |
| AVXL Anavex Life Sciences Corp. compare | n/m |
| TLSA Tiziana Life Sciences Ltd compare | n/m |
| MOLN Molecular Partners AG Sponsored ADR compare | n/m |
| ANTX AN2 Therapeutics, Inc. compare | n/m |
| TARA Protara Therapeutics, Inc. compare | n/m |
| CUE Cue Biopharma, Inc. compare | n/m |
| KRRO Korro Bio, Inc. | n/m |
| Biotechnology industry median | 8.5× |
| Healthcare sector median | 23.0× |
| Market median | 18.1× |
What P/E ratio is
Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.
Stock Price ÷ EPS (Basic) (TTM)