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Arcellx vs BioStem Technologies (OTC: BSEM)

Arcellx logo

Arcellx

Arcellx is a clinical-stage biotechnology company based in Redwood City, California

121 employees · est. 2015 · Redwood City, United States

VS
BioStem Technologies (OTC: BSEM) logo

BioStem Technologies (OTC: BSEM)

We Manufacture Products That Change Lives

47 employees · est. 2014 · Pompano Beach, United States

BioStem Technologies (OTC: BSEM) is the older company (2015 vs 2014); Arcellx is the larger of the two.

Side-by-Side Comparison

Arcellx BioStem Technologies (OTC: BSEM)
Founded
2015 2014 older
Headquarters
Redwood City, United States Pompano Beach, United States
Employees
121 larger 47
Industry
Biopharma, Biotechnology, Health Care Biotechnology, Pharmaceutical
Funding Stage
Acquired Post-IPO Equity
Total Funding
$8.43B $2.00M
Funding Rounds
7 1
Services
Cell Therapy Development, Clinical Trials Execution, Therapy Manufacturing, Research for Novel Therapies Not tracked yet
Target Customers
Cancer Patients, Healthcare Providers, Medical Researchers, Investors in Biotechnology Not tracked yet
Taxonomy
Clinical-stageCell TherapyImmunotherapyCancer TreatmentMultiple MyelomaAcute Myeloid Leukemia +8 Regenerative MedicinePerinatal TissueAllograftsBioRetain ProcessingGrowth Factors PreservationQuality Management +6
Website
arcellx.com biostemtechnologies.com
Arcellx logo

About Arcellx

Arcellx, founded in 2015, is a clinical-stage biotechnology company headquartered in the United States. Specializing in biopharma, biotechnology, health care, life sciences, and pharmaceuticals, the company has made significant strides in the realm of cell therapy. As of its last major development,...

BioStem Technologies (OTC: BSEM) logo

About BioStem Technologies (OTC: BSEM)

BioStem Technologies (OTC: BSEM) is a leading innovator in the biotechnology and pharmaceutical industries, specializing in the development, manufacture, and commercialization of allografts for regenerative therapies. The company's BioRetain processing method is at the core of its focus on manufactu...

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Frequently Asked Questions

Arcellx was founded in 2015, based in Redwood City, United States, with 121 employees. Arcellx, founded in 2015, is a clinical-stage biotechnology company headquartered in the United States. Specializing in biopharma, biotechnology, health care, life sciences, and pharmaceuticals, the c. BioStem Technologies (OTC: BSEM) was founded in 2014, based in Pompano Beach, United States, with 47 employees. BioStem Technologies (OTC: BSEM) is a leading innovator in the biotechnology and pharmaceutical industries, specializing in the development, manufacture, and commercialization of allografts for regene.
Arcellx has raised $8.43B and BioStem Technologies (OTC: BSEM) $2.00M. Latest stage: Arcellx Acquired, BioStem Technologies (OTC: BSEM) Post-IPO Equity.
Both work in Biotechnology and Pharmaceutical and list regenerative medicine among their focus areas.

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Compiled from the BounceWatch company index. We last looked at Arcellx on 3 Jul 2026, and BioStem Technologies (OTC: BSEM) on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.

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