Martha E. Manning - 07 Feb 2025 Form 4 Insider Report for MARINUS PHARMACEUTICALS, INC.

Footnote F1

On December 29, 2024, the Issuer entered into an Agreement and Plan of Merger (the "Merger Agreement") with Immedica Pharma AB, a corporation organized and existing under the laws of Sweden ("Parent"), and Matador Subsidiary, Inc. a Delaware corporation and a wholly owned subsidiary of Parent ("Purchaser"). Pursuant to the terms of the Merger Agreement and the Offer (as defined in the Merger Agreement), each share of the Issuer's common stock (the "Common Stock") held by the Reporting Person was acquired, subject to adjustment, at a purchase price of $0.55 per share (the "Offer Price") in cash.

Footnote F2

Represents 48,077 shares underlying Restricted Stock Units (the "RSUs"). Pursuant to the terms of the Merger Agreement, at the effective time of the merger (the "Effective Time"), each outstanding RSU was terminated in exchange for a lump sum cash payment equal to (i) the Offer Price multiplied by (ii) the number of shares of Common Stock underlying the RSU.

Footnote F3

Pursuant to the terms of the Merger Agreement, at the Effective Time, each outstanding out-of-the-money stock option (i.e., a stock option that has an exercise price per share that is greater than the Offer Price) was terminated and the Reporting Person was not entitled to any payment in respect thereof.