Amendments to Bylaws (Form 8-K)

On December 15, 2025, MSD Investment Corp. (the "Company") redeemed, in full, all of the issued and outstanding shares of its 12.0% Series A Cumulative Non-Voting Preferred Stock, par value $0.001 per share (the "Series A Preferred Stock"). In connection with the redemption of the Series A Preferred Stock, on December 15, 2025, the Company filed Articles of Amendment (the "Articles of Amendment") to amend Article V, Section 1 of the Company's Articles of Incorporation (the "Charter") to eliminate the Series A Preferred Stock, including all of the rights, preferences, privileges and other matters set forth in the Articles Supplementary to the Charter relating to the Series A Preferred Stock (the "Articles Supplementary"). The Articles of Amendment became immediately effective upon acceptance for record by the State Department of Assessments and Taxation of Maryland. In connection with the filing of the Articles of Amendment, the 250 shares that were designated as Series A Preferred Stock were eliminated and the Company's total authorized stock was reduced from 200,000,250 shares to 200,000,000 shares, all of which are classified as common stock.