Notice of 2026 Annual Meeting of Stockholders and Proxy Statement

Notice of 2026 Annual Meeting of Stockholders and Proxy Statement

Annual Meeting Information

Date and Time
Wednesday, May 13, 2026, 10:00 a.m., ET
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Access the Annual Meeting
Stockholders may participate in the virtual annual meeting by logging in at www.virtualshareholdermeeting.com/SO2026.

Items of Business

Item Vote Recommendation Page
Elect 12 Directors FOR 9
Advisory Vote to Approve Executive Compensation (Say on Pay) FOR 36
Ratify the Independent Registered Public Accounting Firm for 2026 FOR 73
Approve Four Proposals Amending the Restated Certificate of Incorporation
• Authorize Additional Common Stock
• Authorize the Issuance of Preferred Stock
• Provide for Officer Exculpation
• Modernize, Clarify and Conform Changes
FOR each of these proposals 74
Vote on Three Stockholder Proposals AGAINST each proposal 79