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Path Ex

Houston, TX · Founded 2017 · Privately Held (backing)

Developer of an extracorporeal blood-cleansing device designed for the diagnosis and treatment of sepsis. Path Ex is based in Houston, TX and was founded in 2017. It was valued at $31 million at its seed round in Apr 2025, the last priced event on record. It has raised $12.5 million across 1 recorded round; the latest was an $8.2 million early-stage round in Apr 2025.

PMV mark · valuation
$31.0M
Oct 2026
Priced at
its seed round
Apr 2025
Total raised
$12.5M
Last round
Early Stage VC
Apr 2025

Path Ex key facts

as of Oct 2026
  • Developer of an extracorporeal blood-cleansing device designed for the diagnosis and treatment of sepsis.
  • Path Ex is valued at approximately $31.0M as of Oct 2026, set at its seed round, Apr 2025; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $12.5M across 1 recorded rounds; the latest was Early Stage VC ($8.2M) in Apr 2025.
  • Notable investors include US National Science Foundation, MassChallenge, MedTech Innovator, Texas Medical Center, Johnson & Johnson Innovation - JLABS — 18 tracked in total.
  • Path Ex has filed 1 Form D with the SEC, most recently May 2025 ($8.2M sold to 14 investors).
  • Status: Privately Held (backing).
PrivateMarketView mark
LOW confidence
$31.0M

Valued at $31.0M at its seed round, Apr 2025. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
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Path Ex funding rounds

1 rounds
Apr 2025Early Stage VC$8.2MSEC filing▮
Full funding history →

Path Ex valuation

Path Ex was valued at $31 million at its seed round in Apr 2025. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Path Ex raised?

Path Ex has raised $12.5 million in total; 1 of its rounds is on record. The largest on record was an $8.2 million early-stage round in Apr 2025.

Path Ex has filed 1 Form D with the SEC, most recently in May 2025 ($8.2 million sold to 14 investors).

Path Ex investors

18 investors are on record for Path Ex, including US National Science Foundation, MassChallenge, MedTech Innovator and Texas Medical Center. By type, the record holds 5 venture capital firms. The early-stage round in Apr 2025 drew 14 investors.

About Path Ex

Developer of an extracorporeal blood-cleansing device designed for the diagnosis and treatment of sepsis. The company's device selectively removes pathogens, including multidrug-resistant bacteria and endotoxin from circulating blood, enabling health professionals to eliminate intact bacteria from the blood rather than trying to kill the infection.

Sector
Healthcare
HQ
Houston, TX, United States
Founded
2017
Employees
7
Website
pathex.co/
Ownership
Privately Held (backing)

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