# The Column Group's Biotech Investments: 19 Startups in Its Portfolio (2026) > The 19 Biotech startups The Column Group has backed, by stage: $1.8B raised between them. From the rounds we track; updated nightly. Source: https://millionrounds.com/portfolio-maps/the-column-group-biotech-portfolio (Millionrounds; every figure on the page links to its filing or article) ## Series C and later 7 - [Peloton Therapeutics](https://millionrounds.com/company/peloton-therapeutics) - [*3B* 3-V Biosciences](https://millionrounds.com/company/3-v-biosciences) - [Aragon Pharmaceuticals](https://millionrounds.com/company/aragon-pharmaceuticals) - [Effector Therapeutics](https://millionrounds.com/company/effector-therapeutics) - [Plexium](https://millionrounds.com/company/plexium) - [*FB* FLX Bio](https://millionrounds.com/company/flx-bio) - [*O* ORIC](https://millionrounds.com/company/oric) ## Stage not reported 5 - [*ID* Immune Design](https://millionrounds.com/company/immune-design) - [Ribon Therapeutics](https://millionrounds.com/company/ribon-therapeutics) - [*I* Igenica](https://millionrounds.com/company/igenica) - [Flexus Biosciences](https://millionrounds.com/company/flexus-biosciences) - [Carmot Therapeutics](https://millionrounds.com/company/carmot-therapeutics) ## Series B 4 - [Surrozen](https://millionrounds.com/company/surrozen) - [Tenaya Therapeutics](https://millionrounds.com/company/tenaya-therapeutics) - [Kallyope](https://millionrounds.com/company/kallyope) - [Gritstone](https://millionrounds.com/company/gritstone) ## Series A 3 - [A2 Biotherapeutics](https://millionrounds.com/company/a2-biotherapeutics) - [Escient](https://millionrounds.com/company/escient) - [*A* Accent](https://millionrounds.com/company/accent) ## Segment by segment ### Series C and later 7 startups · $755M raised - [**Peloton Therapeutics**](https://millionrounds.com/company/peloton-therapeutics) Peloton Therapeutics, a biotech company based in Dallas, is involved in discovering and developing novel drugs for cancer treatments. United States $190M - [*3B* **3-V Biosciences**](https://millionrounds.com/company/3-v-biosciences) United States $146M - [**Aragon Pharmaceuticals**](https://millionrounds.com/company/aragon-pharmaceuticals) Aragon Pharmaceuticals develops therapeutics for the treatment of hormone-resistant cancers such as prostate and breast cancer. United States $122M - [**Effector Therapeutics**](https://millionrounds.com/company/effector-therapeutics) Effector Therapeutics is an early-stage company focused on the discovery and development of small molecule cancer therapeutics. United States $99M - [**Plexium**](https://millionrounds.com/company/plexium) Plexium is a biotechnology company based in San Diego, California, founded in 2018. United States $88M - [*FB* **FLX Bio**](https://millionrounds.com/company/flx-bio) United States $60M - [*O* **ORIC**](https://millionrounds.com/company/oric) United States $50M ### Stage not reported 5 startups · $332M raised - [*ID* **Immune Design**](https://millionrounds.com/company/immune-design) Immune Design develops vaccines and therapeutics for the prevention and treatment of infectious diseases. United States $99M - [**Ribon Therapeutics**](https://millionrounds.com/company/ribon-therapeutics) Ribon Therapeutics is a biotechnology company focused on the development of therapeutics treatments targeting stress support pathways. United States $90M - [*I* **Igenica**](https://millionrounds.com/company/igenica) Igenica engages in discovery and development of antibody-based therapeutics for the treatment of cancer. United States $88M - [**Flexus Biosciences**](https://millionrounds.com/company/flexus-biosciences) Flexus Biosciences is a biotechnology company based in San Carlos, California, founded in 2013. United States $53M - [**Carmot Therapeutics**](https://millionrounds.com/company/carmot-therapeutics) Carmot Therapeutics provides drugs to treat inflammatory, metabolic, and neurological diseases. United States $2.1M ### Series B 4 startups · $598M raised - [**Surrozen**](https://millionrounds.com/company/surrozen) Surrozen is a biopharmaceutical that focuses on unlocking the body’s regenerative power to treat injury and disease. United States $258M - [**Tenaya Therapeutics**](https://millionrounds.com/company/tenaya-therapeutics) Tenaya Therapeutics is a developer of novel therapies designed to offer treatment for heart disease. United States $152M - [**Kallyope**](https://millionrounds.com/company/kallyope) Kallyope uses the science of gut-brain biology to create medicines that transform human health. United States $95M - [**Gritstone**](https://millionrounds.com/company/gritstone) A Dallas based sales & marketing firm that specializes in face to face engagements. United States $93M ### Series A 3 startups · $137M raised - [**A2 Biotherapeutics**](https://millionrounds.com/company/a2-biotherapeutics) A2 Biotherapeutics is an early-stage biotechnology company that develops medicines for serious illnesses. United States $57M - [**Escient**](https://millionrounds.com/company/escient) Escient specializes in providing business strategies, management consulting, and advisory services for various organizations. United States $40M - [*A* **Accent**](https://millionrounds.com/company/accent) United States $40M **How this map is made.** Every startup here works in Biotech and has raised money in a round we track that names The Column Group as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Co-investors **Who invests with The Column Group** 25 co-investors](https://millionrounds.com/portfolio-maps/the-column-group-co-investors)[Sector portfolio **Techstars' AI portfolio** 336 startups · $4.9B](https://millionrounds.com/portfolio-maps/techstars-ai-portfolio)[Sector portfolio **Alumni Ventures' AI portfolio** 302 startups · $36B](https://millionrounds.com/portfolio-maps/us-strategic-tech-fund-an-alumni-ventures-fund-ai-portfolio)[Sector portfolio **Andreessen Horowitz's AI portfolio** 259 startups · $426B](https://millionrounds.com/portfolio-maps/andreessen-horowitz-ai-portfolio)[Sector portfolio **General Catalyst's AI portfolio** 226 startups · $179B](https://millionrounds.com/portfolio-maps/general-catalyst-ai-portfolio)[Sector portfolio **Sequoia Capital's AI portfolio** 209 startups · $543B](https://millionrounds.com/portfolio-maps/sequoia-capital-ai-portfolio) ## Raising from investors like The Column Group? 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