/Companies

Circ Biosciences

Chicago, US · Founded 2019 · 3 known investors

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CiRC Biosciences develops cellular reprogramming therapies that convert fibroblasts directly into specific neurons and cell types lost in degenerative eye and brain diseases. Its programs target dopaminergic neurons in Parkinson's disease, GABAergic interneurons in refractory epilepsy, and orexin neurons in treatment-resistant narcolepsy, building on prior retinal cell replacement work.

Founders & leadership

DP
Darien ParhadExecutive
PM
Patrick MorrisExecutive
SC
Sai ChavalaNamed on SEC filing

Board

TC
Timothy CunniffBoard director
AGAntonio Gracias
Antonio GraciasBoard directorFounder, Chief Executive Officer & Chief Investment Officer at Valor Equity Partners
JA
Jeffrey AroninBoard director

Investors · 3

Reported raises · per SEC filings

Form D private placements

$24.1M disclosed across 3 rounds · 2020–2024

▶$250KraisedOct 2024 · 1 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Darien ParhadExecutive Officer
  • Timothy CunniffDirector
  • Patrick MorrisExecutive Officer, Director
  • Sai ChavalaDirector
  • Antonio GraciasDirector
  • Jeffrey AroninDirector
Offering amount
$250K
Amount sold
$250K
Minimum investment
$250K
First sale
Feb 2024
Incorporated
Corporation, Delaware, 2019
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$7MraisedMay 2024 · 19 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Darien ParhadExecutive Officer
  • Timothy M. CunniffDirector
  • Sai ChavalaDirector
  • Patrick J MorrisExecutive Officer, Director
  • Jeffrey S. AroninDirector
  • Antonio J. GraciasDirector
Offering amount
$7M
Amount sold
$7M
First sale
Apr 2024
Incorporated
Corporation, Delaware, 2019
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$16.8MraisedDec 2020 · 3 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Patrick J MorrisExecutive Officer, Director
  • Darien ParhadExecutive Officer
  • Jeffrey S. AroninDirector
  • Antonio J. GraciasDirector
  • Sai ChavalaDirector
  • Timothy M. CunniffDirector
Offering amount
$16.8M
Amount sold
$16.8M
First sale
Oct 2020
Incorporated
Corporation, Delaware, 2019
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Frequently asked questions

What does Circ Biosciences do?
CiRC Biosciences develops cellular reprogramming therapies that convert fibroblasts directly into specific neurons and cell types lost in degenerative eye and brain diseases. Its programs target dopaminergic neurons in Parkinson's disease, GABAergic interneurons in refractory epilepsy, and orexin neurons in treatment-resistant narcolepsy, building on prior retinal cell replacement work.
Who are Circ Biosciences's investors?
Circ Biosciences's investors include Paragon Biosciences LLC, Portal Innovations, Valor Equity Partners.
How much funding has Circ Biosciences raised?
Circ Biosciences has disclosed $24.1M raised across 3 rounds.
Where is Circ Biosciences headquartered?
Circ Biosciences is headquartered in Chicago, US.