Third Arc Bio Inc.

About Third Arc Bio Inc.

Third Arc Bio is a biotechnology company focused on advancing the next major wave of antibody technology, termed the 'Third Arc.' They innovate by creating multifunctional antibodies that engage multiple targets and cell types, unlocking powerful biology of immune synapses to address unmet needs in complex disease areas like solid tumors and immunology and inflammation (I&I).

Products & Services

ARC101:Lead T cell engager program targeting CLDN6-positive cancers, with the first patient dosed in a Phase 1 clinical trial.

Multifunctional Antibodies:Engineered biologics designed to engage multiple targets and cell types, optimized for superior function in treating complex diseases.

Specialties

Multifunctional Antibodies T Cell Engagers Oncology Immunology and Inflammation (I&I) Solid Tumor Treatment

Funding History

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#	Type	Amount Fields	Date Fields	Investors
1	RT: Series A Extension T: - FT: Series A Extension	A: 52000000 MR: - FA: $52M FAN: 52000000	D: 2026-02-04 FD: 2026-02-04	11 investors
2	RT: Series A T: - FT: Series A	A: 165000000 MR: - FA: $165 million FAN: 165000000	D: 2024-07-23 FD: 2024-07-23	14 investors

Series A Extension Latest

2026-02-04

$52.0M

11 investors (Pro only)

Series A 2024-07-23

$165.0M

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Growth Metrics

+45%

Employee Growth

YoY

3.2x

Funding Growth

Last Round

12

Markets

Operating

10K+

Customers

Active

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Team & Leadership

P

Peter F. Lebowitz, MD, PhD

Chief Executive Officer and Chief Medical Officer

S

Sanjaya Singh

Founder and Chief Scientific Officer

J

Joe Erhardt

Chief Research and Development Officer

D

Debi Watson

Chief Business and Operations Officer

V

Victoria Demby

Senior Vice President, Global Regulatory Affairs and Quality

T

Tom Evans

Senior Vice President, Finance

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Recent News

Third Arc Bio Inc. Announces New Product Launch

2 days ago

Company unveils innovative solution to transform the industry, expanding market reach and capabilities...

Leadership Team Expands with Industry Veteran

1 week ago

New executive brings 20+ years of experience to accelerate growth and strategic initiatives...

Company Recognized as Industry Leader

2 weeks ago

Receives prestigious award for innovation and customer satisfaction in competitive market...

Key Competitors

C1

Competitor Alpha

Series B · $50M raised

C2

Competitor Beta

Series C · $120M raised

C3

Competitor Gamma

Series A · $25M raised

C4

Competitor Delta

Seed · $10M raised