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SelectION

San Diego, CA · Founded 2002 · Privately Held (backing)

Developer of peptide therapeutics designed to assist in the treatment of autoimmune diseases and disorders. SelectION is based in San Diego, CA and was founded in 2002. Its last reported valuation was $195 million in Jun 2023. It has raised $19.6 million across 4 recorded rounds; the latest was a $5.4 million early-stage round in Sep 2025.

Last reported valuation
$195.0M
Oct 2026
Priced at
—
Total raised
$19.6M
Last round
Early Stage VC
Sep 2025

SelectION key facts

as of Oct 2026
  • Developer of peptide therapeutics designed to assist in the treatment of autoimmune diseases and disorders.
  • SelectION is valued at approximately $195.0M as of Oct 2026 (last reported valuation).
  • It has raised $19.6M across 4 recorded rounds; the latest was Early Stage VC ($5.4M) in Sep 2025.
  • Notable investors include Bay Area Biosciences Association, BioM Biotech Cluster Development, Bundesministerium für Bildung und Forschung, Global Source Ventures, Mey Capital Matrix — 6 tracked in total.
  • SelectION has filed 4 Form Ds with the SEC since 2019, most recently Sep 2025 ($5.4M sold to 5 investors).
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$195.0M

SelectION's last reported valuation, Jun 2023. Nothing priced has surfaced since.

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SelectION funding rounds

4 rounds
Sep 2025Early Stage VC$5.4MSEC filing▮
May 2023Early Stage VC$5.0MSEC filing▮
Apr 2021Early Stage VC$5.1MSEC filing▮
May 2019Seed Round$4.1MSEC filing▮
Full funding history →

SelectION valuation

SelectION's last reported valuation was $195 million in Jun 2023. No priced round, secondary trade or fund mark has surfaced since.

How much has SelectION raised?

SelectION has raised $19.6 million across 4 recorded rounds since 2019. The largest was a $5.4 million early-stage round in Sep 2025.

SelectION has filed 4 Form Ds with the SEC since 2019, most recently in Sep 2025 ($5.4 million sold to 5 investors).

SelectION investors

6 investors are on record for SelectION, including Bay Area Biosciences Association, BioM Biotech Cluster Development, Bundesministerium für Bildung und Forschung and Global Source Ventures. The early-stage round in Sep 2025 drew 5 investors.

About SelectION

Developer of peptide therapeutics designed to assist in the treatment of autoimmune diseases and disorders. The company's therapeutics use an ion channel technology platform to discover and develop selective peptides by functionally inhibiting and eliminating disease-associated chronically activated TEM cells without compromising the protective immune response, enabling healthcare professionals to achieve effective treatments for pain management and oncology.

Sector
Healthcare
HQ
San Diego, CA, United States
Founded
2002
Employees
3
Ownership
Privately Held (backing)

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