Insights

Strategic Acquisition Day One Biopharmaceuticals is poised for growth through major M&A activity, including its looming acquisition by Servier for $2.5B and recent plans to acquire Mersana Therapeutics. This presents a sales opportunity to engage Servier or post-merger integration teams with Day One’s targeted pediatric oncology portfolio and ADC capabilities.

Pediatric Oncology Focus The company centers on pediatric cancer and targeted therapies, offering a readily articulable value proposition to pediatric oncology networks, patient advocacy groups, and hospital systems seeking expanded pediatric cancer drug options and accelerated access programs.

Expanded Portfolio With pipeline assets like tovorafenib and DAY301, plus Emi-Le (emiltatug ledodatan) following the Mersana deal, there are multiple collaboration hooks for co-development, licensing, or research collaborations with academic centers and pharmas looking to augment their oncology portfolios.

Collaborative Partnerships Existing and potential partnerships with Children's Brain Tumor Network and top clinicians indicate readiness for sponsored trials, access programs, and joint development initiatives—opportunities to offer co-funded studies or distribution rights in defined geographies.

Financial & Strategic Fit Significant funding and a substantial revenue base position Day One as a strategic add-on for larger biotech players seeking to accelerate late-stage development and commercialization in oncology, signaling opportunities for distribution, licensing, or strategic investment discussions with Servier and other buyers.

Day One Biopharmaceuticals Tech Stack

Day One Biopharmaceuticals uses 8 technology products and services including Zoho, BlackBerry Cybersecurity, JSON-LD, and more. Explore Day One Biopharmaceuticals's tech stack below.

  • Zoho
    Customer Relationship Management
  • BlackBerry Cybersecurity
    Endpoint Protection
  • JSON-LD
    Javascript Frameworks
  • Darktrace
    Network Security
  • HSTS
    Security
  • Really Simple SSL & Security
    Security
  • Base SAS
    Software As A Service
  • Google Analytics
    Web Analytics

Media & News

Day One Biopharmaceuticals's Email Address Formats

Day One Biopharmaceuticals uses at least 1 format(s):
Day One Biopharmaceuticals Email FormatsExamplePercentage
First.Last@dayonebio.comJohn.Doe@dayonebio.com
88%
Last@dayonebio.comDoe@dayonebio.com
11%
First.MiddleLast@dayonebio.comJohn.MichaelDoe@dayonebio.com
1%

Frequently Asked Questions

What is Day One Biopharmaceuticals's stock symbol?

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Day One Biopharmaceuticals is a publicly traded company; the company's stock symbol is DAWN.

What is Day One Biopharmaceuticals's official website and social media links?

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Day One Biopharmaceuticals's official website is dayonebio.com and has social profiles on LinkedInCrunchbase.

How much revenue does Day One Biopharmaceuticals generate?

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As of July 2026, Day One Biopharmaceuticals's annual revenue is estimated to be $100M - $250M.

What is Day One Biopharmaceuticals's SIC code NAICS code?

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Day One Biopharmaceuticals's SIC code is 8731 - Commercial Physical and Biological Research NAICS code is 541714 - Research and Development in Biotechnology (except Nanobiotechnology).

How many employees does Day One Biopharmaceuticals have currently?

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As of July 2026, Day One Biopharmaceuticals has approximately 251 employees across 3 continents, including North AmericaEuropeAfrica. Key team members include Chief Development Officer: D. C.Chief Of Staff & Head Of Pmo: J. Y.Head Of Information Technology: A. J.. Explore Day One Biopharmaceuticals's employee directory with LeadIQ.

What industry does Day One Biopharmaceuticals belong to?

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Day One Biopharmaceuticals operates in the Biotechnology Research industry.

What technology does Day One Biopharmaceuticals use?

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Day One Biopharmaceuticals's tech stack includes ZohoBlackBerry CybersecurityJSON-LDDarktraceHSTSReally Simple SSL & SecurityBase SASGoogle Analytics.

What is Day One Biopharmaceuticals's email format?

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Day One Biopharmaceuticals's email format typically follows the pattern of First.Last@dayonebio.com. Find more Day One Biopharmaceuticals email formats with LeadIQ.

How much funding has Day One Biopharmaceuticals raised to date?

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As of July 2026, Day One Biopharmaceuticals has raised $688M in funding. The last funding round occurred on Jul 30, 2024 for $175M.

When was Day One Biopharmaceuticals founded?

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Day One Biopharmaceuticals was founded in 2018.
Day One Biopharmaceuticals logo

Day One Biopharmaceuticals

Biotechnology ResearchCalifornia, United States201-500 Employees

Day One Biopharmaceuticals is a biotechnology research company focused on developing cancer therapies, with a particular emphasis on pediatric cancer. It operates as part of the Servier Group and collaborates with clinicians, families, and scientists to identify, acquire, and advance targeted cancer treatments. Its portfolio includes tovorafenib (OJEMDA), DAY301, and Emi-Le (emiltatug ledadotin), an antibody-drug conjugate in development for a rare cancer.

The company is headquartered in Brisbane, California, and is positioned as a mid-sized biotechnology firm. In 2024, Day One formed a collaboration with the Children's Brain Tumor Network to advance pediatric oncology initiatives. The organization describes its approach as rethinking cancer drug development starting from Day One, with a focus on therapies applicable across ages.

Section iconCompany Overview

SIC Code
8731 - Commercial Physical and Biological Research
Stock Symbol
DAWN
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Founded
2018
Employees
201-500

Section iconFunding & Financials

  • $688M

    Day One Biopharmaceuticals has raised a total of $688M of funding over 5 rounds. Their latest funding round was raised on Jul 30, 2024 in the amount of $175Mas a post_ipo_equity.

  • $100M - $250M

    Day One Biopharmaceuticals's revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $688M

    Day One Biopharmaceuticals has raised a total of $688M of funding over 5 rounds. Their latest funding round was raised on Jul 30, 2024 in the amount of $175Mas a post_ipo_equity.

  • $100M - $250M

    Day One Biopharmaceuticals's revenue is estimated to be in the range of $100M - $250M

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