EXONBIO

EXONBIO

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Private Company

Total funding raised: $140M

Overview

ExonBio is a private, early-stage biotech leveraging its patented SPIN® platform to accelerate and enhance monoclonal antibody discovery. The company appears to operate primarily as a service provider and platform developer, offering antibody discovery services and developing diagnostic antibodies for infectious diseases. While currently in a pre-revenue or early-revenue stage, its technology aims to address key bottlenecks in antibody development by isolating antigen-specific plasma cells with high affinity and native chain pairing.

OncologyInfectious Disease

Technology Platform

Proprietary Single Plasma cell INterrogation (SPIN®) platform using microfluidics to isolate antigen-specific plasma cells for high-affinity, natively paired monoclonal antibody discovery.

Funding History

2
Total raised:$140M
Series A$85M
Seed$55M

Opportunities

The large and growing global monoclonal antibody market creates significant demand for efficient discovery platforms.
The ongoing need for improved diagnostics for infectious diseases, highlighted by the COVID-19 pandemic, provides a clear near-term market for its IVD antibody products.

Risk Factors

The company faces significant competition in the crowded antibody discovery services and diagnostics markets.
As an early-stage private company, it carries substantial financing and execution risk, dependent on validating its proprietary SPIN® technology to gain traction.

Competitive Landscape

ExonBio competes with established antibody discovery service providers using hybridoma, phage display, and single B cell technologies (e.g., AbCellera, GenScript, Creative Biolabs). In the IVD antibody space, it faces competition from large reagent suppliers (e.g., Thermo Fisher, Abcam) and specialized antibody developers.