Graviton Bioscience
New York, US · Founded 2020 · 2 known investors
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Graviton develops immunomodulatory therapies for patients with fibrotic, autoimmune, and central nervous system diseases. The company targets multiple molecular pathways to reduce disease burden and restore biological balance.
Founders & leadership
Graviton Bioscience was founded in 2020 by Samuel Waksal.

Board
Investors · 2
How we know: Innova Capital Partners, LLC's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Pontifax Venture Capital's portfolio page · a partner's Signal profile · board seat on SEC Form D · the VCSheet dataset · open dataset · 5k.vc investor directory · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$93.3M disclosed across 4 rounds · 2021–2024
▶$25MraisedFeb 2024 · 1 investors · BiotechnologyRule 506(b)
- Samuel D WaksalExecutive Officer, Director, Promoter
- Bihua ChenDirector
- Jeremy LevinDirector
- David MacMillanDirector
- James BoylanDirector
- Stelios PapadopoulosDirector
- Ran NussbaumDirector
- Offering amount
- $25M
- Amount sold
- $25M
- First sale
- Jan 2024
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$39.8MraisedDec 2023 · 11 investors · BiotechnologyRule 506(b)
- James BoylanDirector
- Bihua ChenDirector
- Samuel D. WaksalExecutive Officer, Director
- Jeremy LevinDirector
- David MacMillanDirector
- Stelios PapadopoulosDirector
- Ran NussbaumDirector
- Offering amount
- $50M
- Amount sold
- $39.8M
- First sale
- Dec 2022
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$25MraisedDec 2023 · 1 investors · BiotechnologyRule 506(b)
- Jeremy LevinDirector
- Ran NussbaumDirector
- Samuel D. WaksalExecutive Officer, Director
- Bihua ChenDirector
- Stelios PapadopoulosDirector
- James BoylanDirector
- David MacMillanDirector
- Offering amount
- $25M
- Amount sold
- $25M
- First sale
- Nov 2023
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$3.5MraisedFeb 2021 · 3 investors · BiotechnologyRule 506(b)
- Steven GordonExecutive Officer, Director
- Richard GirouxDirector
- Samuel WaksalDirector
- Philip BarachDirector
- Offering amount
- $30M
- Amount sold
- $3.5M
- First sale
- Feb 2021
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Frequently asked questions
- What does Graviton Bioscience do?
- Graviton develops immunomodulatory therapies for patients with fibrotic, autoimmune, and central nervous system diseases. The company targets multiple molecular pathways to reduce disease burden and restore biological balance.
- Who founded Graviton Bioscience?
- Graviton Bioscience was founded by Samuel Waksal in 2020.
- Who are Graviton Bioscience's investors?
- Graviton Bioscience's investors include Innova Capital Partners, LLC, Pontifax Venture Capital.
- How much funding has Graviton Bioscience raised?
- Graviton Bioscience has disclosed $93.3M raised across 4 rounds.
- Where is Graviton Bioscience headquartered?
- Graviton Bioscience is headquartered in New York, US.
