Product Reports Resources Pricing Login Book a demo
COMPANY PROFILE

Xilio Therapeutics

Explore full profile

Developing its proprietary technology to create a new class of ultra-potent IO therapies that are activated selectively within the tumor

Waltham, United StatesFounded 2016Biotech & Life Sciences
Revenue $36M Latest reported FY
Total funding $100–500M Disclosed equity funding

About Xilio Therapeutics

Xilio Therapeutics is a biotechnology company focused on developing tumor-activated immuno-oncology therapies designed to provide effective, tolerable, and durable treatment options for patients with solid tumors. The company leverages its proprietary platform technology to create a pipeline of novel molecules, including antibodies, cytokines, bispecifics, and cell engagers, that localize anti-tumor activity within the tumor microenvironment. Xilio's business model centers on research and development, aiming to transform cancer treatment by minimizing systemic side effects and maximizing therapeutic efficacy. The company primarily serves patients with solid tumors, operating in the oncology market. Revenue is generated through partnerships, licensing agreements, and potential future sales of approved therapies. Keywords: tumor-activated, immuno-oncology, solid tumors, antibodies, cytokines, bispecifics, cell engagers, therapeutic index, tumor microenvironment, cancer treatment.

Source: Dealroom company data

At a glance

Founded
2016
Headquarters
Waltham, United States
Listing
IPO 2021
Sector
Biotech & Life Sciences
Power Law
Colt$25–100M revenue

Investors

18 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A10 investors entered at this stage

  • F-Prime
  • Atlas Venture
  • Takeda Ventures
  • Bay City Capital
  • Ipsen
  • M Ventures
  • RiverVest Venture Partners
  • SV Health Investors
  • MRL Ventures
  • Solasta Ventures

Series B and later8 investors entered at this stage

Team profiled 24 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 8 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇺🇸 United States · Waltham HQ
Book a demo for the full country breakdown
Web traffic by country
4.5K monthly visits
across markets
🇺🇸 United States95.6%
🇨🇦 Canada4.4%
🇮🇳 India2.2%
Top 3 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Xilio Therapeutics on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Xilio Therapeutics on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.