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Marinus Pharmaceuticals

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A specialty pharmaceutical company dedicated to the reformulation, development, and commercialization of novel drugs to treat serious neurological, psychiatric, and pain disorders

Radnor Township, United StatesFounded 2003Biotech & Life Sciences
Valuation $30M Market cap · 2025
Revenue $31M Latest reported FY

About Marinus Pharmaceuticals

Marinus Pharmaceuticals is a clinical-stage biopharmaceutical company focused on developing and commercializing ganaxolone, a novel therapeutic aimed at treating seizure disorders. The company primarily serves both adult and pediatric patients suffering from acute and chronic conditions such as refractory epilepsy, status epilepticus, and other seizure-related disorders. Operating within the biopharmaceutical market, Marinus leverages its innovative science pipeline to bring new treatment options to patients who have limited alternatives. The business model revolves around the clinical development, regulatory approval, and subsequent commercialization of ganaxolone. Revenue is generated through the sale of this medication upon approval and market entry. Marinus aims to address unmet medical needs by providing a treatment that offers a new mechanism of action with safe and convenient dosing. The company is committed to improving patient outcomes and enhancing quality of life for those affected by severe seizure conditions.

Source: Dealroom company data

At a glance

Status
Listed
Founded
2003
Headquarters
Radnor Township, United States
Listing
IPO 2014
Sector
Biotech & Life Sciences
Power Law
Colt$25–100M revenue

Investors

7 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A4 investors entered at this stage

  • Canaan
  • Sofinnova Investments
  • Domain Associates
  • Foundation Medical Partners

Series B and later3 investors entered at this stage

  • RMI Partners
  • Bain Capital Life Sciences
  • Oaktree Capital Management
Team profiled 17 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇺🇸 United States · Radnor Township HQ
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Web traffic by country
1.8K monthly visits
across markets
🇺🇸 United States100%
Top 1 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Marinus Pharmaceuticals on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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