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Compare · CLDX vs OCX

CLDX vs OCX

Side-by-side comparison of Celldex Therapeutics Inc. (CLDX) and Oncocyte Corporation (OCX): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both CLDX and OCX operate in Biotechnology: In Vitro & In Vivo Diagnostic Substances (Health Care), so they compete in similar markets.
  • CLDX is the larger of the two at $2.37B, about 15.8x OCX ($149.4M).
  • Over the past year, CLDX is up 51.1% and OCX is down 6.5% - CLDX leads by 57.6 points.
  • Both names hit the wire about 1 times in the past 4 weeks.
  • CLDX has more recent analyst coverage (21 ratings vs 9 for OCX).
PerformanceCLDX-7.03%OCX-6.49%
2026-05-14+0.00%2026-06-01
MetricCLDXOCX
Company
Celldex Therapeutics Inc.
Oncocyte Corporation
Price
$30.16-3.93%
$3.17+14.03%
Market cap
$2.37B
$149.4M
1M return
-8.26%
-6.49%
1Y return
+51.08%
-6.49%
Industry
Biotechnology: In Vitro & In Vivo Diagnostic Substances
Biotechnology: In Vitro & In Vivo Diagnostic Substances
Exchange
NASDAQ
AMEX
IPO
News (4w)
1
1
Recent ratings
21
9
CLDX

Celldex Therapeutics Inc.

Celldex Therapeutics, Inc., a biopharmaceutical company, engages in developing therapeutic monoclonal and bispecific antibodies for the treatment of various diseases. Its drug candidates include antibody-based therapeutics to treat patients with inflammatory diseases and various forms of cancer. The company's clinical development programs CDX-0159, a Phase I monoclonal antibody that binds the receptor tyrosine kinase KIT and inhibits its activity; CDX-1140, a human agonist monoclonal antibody targeted to CD40, a key activator of immune response, which is found on dendritic cells, macrophages, and B cells, as well as is expressed on various cancer cells; and CDX-527, a bispecific antibody, which uses the company's proprietary active anti-PD-L1 and CD27 human antibodies to couple CD27 costimulation with blockade of the PD-L1/PD-1 pathway to help prime and activate anti-tumor T cell responses through CD27 costimulation. Celldex Therapeutics, Inc. has research collaboration and license agreements with University of Southampton to develop human antibodies towards CD27; Amgen Inc. with exclusive rights to CDX-301 and CD40 ligand; and Yale University. The company was incorporated in 1983 and is headquartered in Hampton, New Jersey.

OCX

Oncocyte Corporation

OncoCyte Corporation, a molecular diagnostics company, researches, develops, and commercializes proprietary laboratory-developed tests for the detection of cancer in the United States and internationally. The company offers DetermaRx, a molecular test for early stage adenocarcinoma of the lung; and DetermaIO, a proprietary gene expression assay. It also provides custom drug target discovery; assay design, development, and validation; and clinical trial and other testing services for pharmaceutical companies. OncoCyte Corporation has a strategic collaboration with Gruppo Oncologico del Nord-Ovest of Pisa to evaluate DetermaIO as a biomarker for immunotherapy response in metastatic colorectal cancer; and Echelon Diagnostics, Inc. The company was founded in 2009 and is headquartered in Irvine, California.

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