Marinus Pharmaceuticals to Provide Business Update and Report Fourth Quarter and Full Year 2023 Financial Results on March 5, 2024

Marinus Pharmaceuticals, Inc. (Nasdaq: MRNS), a pharmaceutical company dedicated to the development of innovative therapeutics to treat seizure disorders, today announced that it plans to release financial results for the fourth quarter and full year ended December 31, 2023 on March 5, 2024. The Company will host a conference call at 4:30 p.m. E.T. on March 5, 2024, to provide a business update and discuss financial results.

Tuesday, March 5, 4:30 p.m. E.T.

Domestic: [phone] International: [phone] Webcast Registration: https://events.q4inc.com/attendee/513453609 Conference ID: 2696394

An archived version of the call will be available approximately two hours after the completion of the event on the Marinus website at ir.marinuspharma.com/events-and-presentations.

About Marinus Pharmaceuticals

Marinus is a commercial-stage pharmaceutical company dedicated to the development of innovative therapeutics for seizure disorders. The Company first introduced FDA-approved prescription medication ZTALMY® (ganaxolone) oral suspension CV in the U.S. in 2022 and continues to invest in the potential of ganaxolone in IV and oral formulations to maximize therapeutic reach for adult and pediatric patients in acute and chronic care settings. For more information about Marinus visit www.marinuspharma.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20240220631175/en/

Company Contacts Investors Jim DeNike Senior Director, Investor Relations Marinus Pharmaceuticals, Inc. [e-mail]

Media Molly Cameron Director, Corporate Communications & Investor Relations Marinus Pharmaceuticals, Inc. [e-mail]