Company intelligence / Profile preview

Dren Bio

Foster City, California, United Statesdrenbio.com ↗

Ownership: Private
Employees: ~75
Development stage: Phase 1

Overview

Dren Bio’s lead clinical programs are:

DR‑01, a first-in-class antibody for selective depletion of pathogenic CD8 T cells, currently in clinical evaluation for hematologic cancers and expanding into autoimmune indications.
DR‑0201, a bispecific antibody targeting CD20 for deep B-cell depletion via myeloid cell engagement. Early clinical data show robust B-cell depletion with potential to reset the immune system. This program was acquired by Sanofi in March 2025 after promising early results.[4] The company also has multiple preclinical programs leveraging its proprietary platform across oncology, immunology, and neurology.[5]

Therapeutic areas: OncologyImmunology
Modalities: bispecific antibodiesmonoclonal antibodies (mAbs)protein engineering
Industry: Biotech

Drug pipeline

4 assets

DR-01

3 more assets in the full pipeline.

Partnerships

Novartis Pharma AG – strategic collaboration on bispecific antibodies for cancer announced July 2024Sanofi – acquisition of DR–0201 program/affiliate March–Q2’25

Beyond the preview

Go deeper on Dren Bio.

Explore clinical development, deal activity, and the competitive landscape with Gosset’s full data platform.

Clinical trials

Follow clinical development from trial design and recruitment through results.

Trial phase
Status
Readouts

Licensing & deals

Explore licensing agreements, acquisitions, and the assets behind each deal.

Partners
Deal terms
Milestones

Funding history

Trace financing activity and the investors behind a company’s development.

Funding rounds
Investors
Capital raised

Competitive landscape

Compare peer pipelines by target, modality, and therapeutic area.

Peer companies
Targets
Pipeline overlap

Technologies & patents

Explore technology platforms and the patent landscape around relevant assets.

Platforms
Patents
Assignees

Research & analysis

Connect company news and source material to the questions you’re investigating.

Company news
Sources
Analysis

Bring the full picture into focus.

See how Gosset can support your research on Dren Bio.