Korro Bio, Inc. (KRRO) Revenue History
Annual and quarterly revenue from 2017 to present
KRRO Revenue Over Time (2017–2025)
KRRO Revenue Growth History
2 of 4 years with positive growth- FY2017 revenue growth
- N/A
- FY2018 revenue growth
- N/A
- FY2019 revenue growth
- N/A
- FY2020 revenue growth
- +27.8%
- FY2021 revenue growth
- -62.0%
- FY2022 revenue growth
- -100.0%
- FY2023 revenue growth
- N/A
- FY2024 revenue growth
- N/A
- FY2025 revenue growth
- +181.5%
| Quarter | Revenue | YoY |
|---|---|---|
| Q1 2026 | $0 | -100.0% |
| Q4 2025 | $1.3M | -43.1% |
| Q3 2025 | $1.1M | — |
| Q2 2025 | $1.5M | — |
| Q1 2025 | $2.5M | — |
| Q4 2024 | $2.3M | — |
| Q3 2024 | $0 | — |
| Q2 2024 | $0 | — |
Multi-year avg. share of annual revenue by fiscal quarter
KRRO Revenue Analysis (2017–2025)
Current Revenue & Growth
As of June 22, 2026, Korro Bio, Inc. (KRRO) generated trailing twelve-month (TTM) revenue of $3.8 million, reflecting significant decline in growth of -100.0% year-over-year. The most recent quarter (Q1 2026) recorded $0 in revenue, down 100.0% sequentially.
Historical Growth Trajectory
KRRO's 5-year compound annual growth rate (CAGR) stands at -29.6%, indicating revenue contraction over this period. Korro Bio, Inc.'s highest annual revenue of $37.0 million was recorded in 2020.
Peer Comparison
Compared to Healthcare sector peers — including BEAM (+108.0% YoY), EDIT (+8.0% YoY), and CRSP (-88.9% YoY) — KRRO has underperformed the peer group in revenue growth. Compare KRRO vs BEAM →
KRRO Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| KRROCurrent | $4M | -100.0% | -29.6% | -1366.4% | |
 BEAM | $140M | +108.0% | +466.3% | -274.6% | |
 EDIT | $41M | +8.0% | -14.9% | -245.2% | |
 CRSP | $4M | -88.9% | +37.3% | -16191.4% | |
 NTLA | $68M | +45.0% | +3.1% | -651.7% | |
 PRME | $5M | +4.9% | -2.3% | -4498.1% |
KRRO Historical Revenue Data (2017–2025)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | $6.4M | +181.5% | $2.1M | 33.0% | $-87,342,000 | -1366.4% |
| 2024 | $2.3M | - | $2.3M | 100.0% | $-91,910,000 | -4047.1% |
| 2023 | $0 | - | $0 | - | $-84,534,000 | - |
| 2022 | $0 | -100.0% | $0 | - | $-58,998,000 | - |
| 2021 | $14.1M | -62.0% | $10.2M | 72.7% | $-84,031,000 | -597.3% |
| 2020 | $37.0M | +27.8% | $35.4M | 95.7% | $-27,550,000 | -74.5% |
| 2019 | $28.9M | - | $12.1M | 41.9% | $-20,675,000 | -71.4% |
| 2018 | $0 | - | $-654,000 | - | $-18,944,000 | - |
| 2017 | $0 | - | $-531,000 | - | $-16,306,000 | - |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
9+ years return with dividends reinvested.
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Peer Comparison
Compare growth, multiples, and margins vs sector.
KRRO — Frequently Asked Questions
Quick answers to the most common questions about buying KRRO stock.
Is KRRO's revenue growth accelerating or slowing?
KRRO revenue is declining -100.0% year-over-year. TTM revenue fell to $4M, contrasting with the 5-year CAGR of -29.6%. The reversal reflects either macro headwinds or company-specific challenges.
What is KRRO's revenue history from 2017 to 2026?
Korro Bio, Inc. (KRRO) revenue history spans 2017 to 2026. TTM revenue as of 2026 is $4M, growing at -100.0% YoY. The 5-year CAGR is -29.6%. Complete annual and quarterly revenue figures are available on this page, including gross profit, operating income, and margin trends.
What is KRRO's long-term revenue growth rate (CAGR)?
Korro Bio, Inc.'s 5-year revenue CAGR of -29.6% reflects the variable nature of its business expansion. As of 2026, the current YoY growth rate of -100.0% is below this long-term average. CAGR is the most reliable measure of sustained revenue momentum for KRRO.
Why does KRRO's quarterly revenue fluctuate?
KRRO quarterly revenue can fluctuate significantly between periods. A quarter-over-quarter (QoQ) change does not always indicate a trend; comparing the same quarter year-over-year (YoY) is a more reliable signal for underlying growth. Korro Bio, Inc.'s revenue data from 2017 to 2026 shows full historical quarterly detail on this page.
How is KRRO's revenue distributed by segment?
KRRO reports revenue broken down by product line and geographic region. The segment breakdown on this page shows which business units contribute the most to total revenue as of the latest fiscal year. Concentration in a single segment above 50% indicates category dependence, while a diversified mix signals more resilient revenue streams.
How does KRRO's revenue compare to industry peers?
Korro Bio, Inc. (KRRO) with TTM revenue of $4M and -100.0% YoY growth can be benchmarked against sector peers using the comparison table on this page. Revenue growth relative to peers indicates market share gains or losses. The peer section shows TTM revenue, YoY growth, and operating margin for direct comparisons.