Item 3.03 — Material Modification to Rights of Security Holders

Material change to shareholder rights (e.g., new preferred stock series, charter amendment).

In connection with the Preferred Issuance, CSC filed a Certificate of Designations (the “Certificate of Designations”) with the Secretary of State of the State of Delaware, establishing the voting rights, powers, preferences and privileges, and the relative, participating, optional or other rights, and the qualifications, limitations or restrictions thereof, of the Series L Preferred Stock on April 22, 2026. Holders of the Depositary Shares will be entitled to all proportional rights and preferences of the Series L Preferred Stock (including dividend, voting, redemption and liquidation rights).

Item 5.03 — Amendments to Articles of Incorporation or Bylaws

Bylaws or charter amended.

; Change in Fiscal Year The Certificate of Designations became effective upon filing with the Secretary of State of the State of Delaware. The terms of the Series L Preferred Stock are more fully described in the Certificate of Designations which is included as Exhibit 3.1 to this Current Report on Form 8–K and is incorporated by reference herein.

Item 8.01 — Other Events

A material event not falling under any other 8-K item.

On April 20, 2026, in connection with the Preferred Issuance, CSC entered into an Underwriting Agreement (the “Underwriting Agreement”) with Citigroup Global Markets Inc., Goldman Sachs & Co. LLC, J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, TD Securities (USA) LLC and Wells Fargo Securities, LLC, as the representatives of the several underwriters named therein (collectively, the “Underwriters”), under which CSC agreed to sell to the Underwriters 1,500,000 shares of Depositary Shares, each representing a 1/100th ownership interest in a share of Series L Preferred Stock.

Item 9.01 — Financial Statements and Exhibits

Press releases, exhibits, and supporting documents attached to this filing.