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Smart Investors Daily
MR

NASDAQ · MRNS

Marinus Pharmaceuticals, Inc.

Healthcare · Biotechnology

$0.55

Up+$0.00 (+0.00%)

Updated Aug 14, 2026, 11:19 AM

SID Score

Composite research score

Smart Money

Institutional and insider signal

Market cap
30.37M
P/E ratio
-0.52
Dividend yield
0.00%
52-week range
— – —
Volume
1.1M
Avg. volume
1.81M

Price performance

MRNS price history

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Latest MRNS news

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MRNS research

Overview

Company profile and research snapshot.

Company profile

Marinus Pharmaceuticals, Inc., a pharmaceutical company, focuses on development and commercialization of products for patients suffering from rare genetic epilepsies and other seizure disorders. It offers ZTALMY, an oral suspension for the treatment of seizures associated with cyclin-dependent kinase-like 5 deficiency disorder for adult and pediatric patient populations in acute and chronic care, and in-patient and self-administered settings. The company's ZTALMY product candidate acts at synaptic and extrasynaptic GABAA receptors, a target for its anti-seizure, antidepressant, and anxiolytic potential. It is developing ganaxolone for treating genetic epilepsy disorders, such as PCDH19-related epilepsy, tuberous sclerosis complex, depressive disorders, and Lennox-Gestaut Syndrome. Marinus Pharmaceuticals, Inc. has license agreement with Purdue Neuroscience Company and CyDex Pharmaceuticals, Inc.; and collaboration agreement with Orion Corporation. The company was incorporated in 2003 and is headquartered in Radnor, Pennsylvania.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
Average target
$3.67
Implied upside
Analysts
MRNS recent ratings
DateFirmRatingTarget
Nov 14, 2024Cantor FitzgeraldOverweight
Nov 14, 2024HC Wainwright & Co.Neutral
Nov 13, 2024D. Boral CapitalBuy
Oct 25, 2024RBC CapitalSector Perform
Oct 25, 2024HC Wainwright & Co.Neutral
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globenewswire.com · Sep 27, 2025

MARINUS INVESTIGATION ALERT: Bragar Eagel & Squire, P.C. is Investigating Marinus Pharmaceuticals, Inc. on Behalf of Long-Term Stockholders and Encourages Investors to Contact the Firm

Bragar Eagel & Squire, P.C. Litigation Partner  Brandon Walker  Encourages Investors Who Suffered Losses In Marinus (MRNS) To Contact Him Directly To Discuss Their Options If you are a long-term stockholder in  Marinus between March 17, 2021 and May 7, 2024 and would like to discuss your legal rights, call Bragar Eagel & Squire partner Brandon Walker or Marion Passmore directly at (212) 355-4648.

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