Insights

Phase II setback Celldex has recently discontinued barzolvolimab in prurigo nodularis after a Phase II miss, signaling a potential need for alternative partnerships or collaborative opportunities in immunology focused on itch and inflammatory pathways, potentially opening doors for co-development or licensing discussions.

Late-stage focus Despite the PN setback, the company continues to emphasize late-stage urticaria programs, suggesting an opportunity to position compatible late-stage assets, biomarkers, or companion diagnostics that align with Celldex's ongoing regulatory and commercial timelines.

Financial resilience With substantial funding and a broad technology footprint, Celldex has the capital flexibility to explore strategic collaborations, joint ventures, or manufacturing partnerships to de-risk late-stage trials and scale successful candidates.

Immunology focus Celldex's core emphasis on novel antibody-based immunotherapies for allergic, inflammatory, and autoimmune disorders presents opportunities for suppliers of biologics development services, assay development, and immune-oncology or immune modulation expertise.

Market positioning As a biotech with a relatively small team size yet ambitious immunology pipeline, Celldex may seek external partnerships to accelerate clinical progression, commercial planning, and market access strategies, creating openings for strategic BD partnerships and affiliate networks.

Celldex Tech Stack

Celldex uses 8 technology products and services including Fastly, UK GDPR, Mimecast, and more. Explore Celldex's tech stack below.

  • Fastly
    Content Delivery Network
  • UK GDPR
    Data Security
  • Mimecast
    Email Security
  • DataTables
    Javascript Libraries
  • PHP
    Programming Languages
  • New Relic
    Real User Monitoring
  • Adobe Tag Manager
    Tag Management
  • Adobe ColdFusion
    Web Frameworks

Media & News

Celldex's Email Address Formats

Celldex uses at least 1 format(s):
Celldex Email FormatsExamplePercentage
FLast@celldex.comJDoe@celldex.com
77%
FirstLast@celldex.comJohnDoe@celldex.com
15%
First.Last@celldex.comJohn.Doe@celldex.com
5%
Last@celldex.comDoe@celldex.com
3%

Frequently Asked Questions

What is Celldex's phone number?

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You can contact Celldex's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Celldex's stock symbol?

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Celldex is a publicly traded company; the company's stock symbol is CLDX.

What is Celldex's official website and social media links?

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Celldex's official website is celldex.com and has social profiles on LinkedIn.

What is Celldex's SIC code NAICS code?

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Celldex's SIC code is 8731 - Commercial Physical and Biological Research NAICS code is 541714 - Research and Development in Biotechnology (except Nanobiotechnology).

How many employees does Celldex have currently?

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As of July 2026, Celldex has approximately 249 employees across 4 continents, including North AmericaEuropeSouth America. Key team members include Vp Of Intellectual Property: P. W.Vice President Commercial: R. W.President: H. C.. Explore Celldex's employee directory with LeadIQ.

What industry does Celldex belong to?

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Celldex operates in the Biotechnology Research industry.

What technology does Celldex use?

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Celldex's tech stack includes FastlyUK GDPRMimecastDataTablesPHPNew RelicAdobe Tag ManagerAdobe ColdFusion.

What is Celldex's email format?

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Celldex's email format typically follows the pattern of FLast@celldex.com. Find more Celldex email formats with LeadIQ.

How much funding has Celldex raised to date?

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As of July 2026, Celldex has raised $1.9B in funding. The last funding round occurred on Apr 01, 2026.
Celldex logo

Celldex

Biotechnology ResearchNew Jersey, United States201-500 Employees

Celldex is a biotechnology research company based in Hampton, New Jersey, with 201-500 employees and a website at https://celldex.com. The company focuses on immunology, developing novel antibody-based therapies that engage the human immune system to address allergic, inflammatory, and autoimmune disorders. Its mast cell-targeting pipeline includes barzolvolimab for conditions such as chronic urticaria and angioedema, and CDX-622, a bispecific antibody targeting soluble SCF and TSLP. In 2026, Celldex reported Phase 2 results for barzolvolimab showing rapid and durable improvements in angioedema for CSU patients and Phase 1 results for CDX-622 demonstrating rapid, durable, dose-dependent reductions in serum tryptase, indicating mast cell depletion, with CDX-622 being well tolerated across tested dose levels. The company has presented multiple sessions at the European Academy of Allergy and Clinical Immunology Annual Congress in 2026, and its development activities include a Phase 3 CSU program and a Phase 1b study of CDX-622 in asthma.

Section iconCompany Overview

Phone number
SIC Code
8731 - Commercial Physical and Biological Research
Stock Symbol
CLDX
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Employees
201-500

Section iconFunding & Financials

  • $1.9B

    Celldex has raised a total of $1.9B of funding over 9 rounds. Their latest funding round was raised on Apr 01, 2026as a post_ipo_equity.

  • $1M$10M

    Celldex's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1.9B

    Celldex has raised a total of $1.9B of funding over 9 rounds. Their latest funding round was raised on Apr 01, 2026as a post_ipo_equity.

  • $1M$10M

    Celldex's revenue is estimated to be in the range of $1M$10M

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