KRRO (Korro Bio) Research & Development: $58.79 Mil (TTM As of Mar. 2026)


KRRO Korro Bio Inc KRRO
6 GF Score
Price $12.20
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What is Korro Bio Research & Development?

Korro Bio KRRO -11.47% 6 Research & Development is $58.79 Mil as of Mar. 2026. GuruFocus rates KRRO with a GF Score™ of 6/100. The stock has 4 warning signs investors should review.

Research & Development is the aggregate amount of research and development expenses during the year. Korro Bio's Research & Development for the three months ended in Mar. 2026 was $12.95 Mil. Its Research & Development for the trailing twelve months (TTM) ended in Mar. 2026 was $58.79 Mil.

Korro Bio  (NAS:KRRO) Research & Development Explanation

If competitive advantage is created by a patent or tech advantage, at some point it will disappear.

High R&D usually dictates high SG&A which threatens the competitive advantage.

Korro Bio Research & Development Related Terms

Korro Bio Research & Development Historical Data

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The historical data trend for Korro Bio's Research & Development can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Korro Bio Research & Development Chart

Korro Bio Annual Data
Trend Dec21 Dec22 Dec23 Dec24 Dec25
Research & Development
23.81 42.20 57.25 63.64 65.58

Korro Bio Quarterly Data
Dec21 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Research & Development Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 19.74 21.03 13.82 10.99 12.95
KRRO
6GF Score
Korro Bio Inc KRRO
Research & Development is just one metric. See GF Score™, valuation, warning signs, and more.
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Korro Bio Research & Development Calculation

This is the expense the company spent on research and development.

Research & Development for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $58.79 Mil.

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about Research & Development →
What does a Research & Development of $58.79 Mil mean?
Korro Bio (KRRO) has a Research & Development of $58.79 Mil as of Mar. 2026. Research and development expense is the total cost for research and development activities. View historical data on Korro Bio and its competitors.
Is Korro Bio's Research & Development too high?
Korro Bio's current Research & Development is $58.79 Mil. Overall, Korro Bio has a GF Score™ of 6/100, reflecting its overall financial health beyond just this single metric.
How does Korro Bio's Research & Development compare to TNYA and ENLV?
Korro Bio's Research & Development of $58.79 Mil can be compared against companies in the Biotechnology industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Research & Development for a Biotechnology company?
A good Research & Development depends on the Biotechnology industry context. However, Research & Development should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Research & Development mean?
A high Research & Development can signal that a stock is expensive relative to its fundamentals. Research and development expense is the total cost for research and development activities. View historical data on Korro Bio and its competitors. Korro Bio's current Research & Development is $58.79 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Korro Bio stock overvalued right now?
Korro Bio (KRRO) has a current Research & Development of $58.79 Mil. The current Research & Development is $58.79 Mil. Korro Bio's overall GF Score™ is 6/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Research & Development calculated?
Research & Development is calculated from a company's financial statements. For Korro Bio (KRRO), the current Research & Development is $58.79 Mil as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Korro Bio Business Description

Address 60 First Street, 2nd Floor, Suite 250, Cambridge, MA, USA, 02141
Korro Bio Inc is a biopharmaceutical company with a mission to discover, develop, and commercialize a new class of genetic medicines based on editing RNA, enabling the treatment of both rare and highly prevalent diseases. It is generating a portfolio of differentiated programs that are designed to harness the body's natural RNA editing process to effect a precise yet transient single base edit. By editing RNA instead of DNA, Korro Bio is expanding the reach of genetic medicines by delivering additional precision and tunability. The company operates and manages its business as one reportable segment and one operating segment, which is the business of discovering, developing and commercializing therapies derived from or incorporating its RNA-editing technology.
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