SIDU Sidus Space Inc.

“expects to conclude that one or more material weaknesses existed and that such controls were not effective as of the dates of the Impacted Financial Statements. Accordingly, Management s Reports on Internal Control Over Financial Reporting as of December 31, 2024 and 2025 should no longer be relied upon.”

“expects to conclude that one or more material weaknesses existed and that such controls were not effective as of the dates of the Impacted Financial Statements. Accordingly, Management s Reports on Internal Control Over Financial Reporting as of December 31, 2024 and 2025 should no longer be relied upon.”

“Investors, analysts and other persons should not rely on the Affected Financial Statements or related financial information described above until restated financial information is made available.”

“(iv) the unaudited condensed consolidated financial statements as of and for the three and six months ended June 30, 2026, included in the Company s Quarterly Report on Form 10-Q, filed on August 13, 2026 (collectively, the Affected Financial Statements ), should no longer be relied upon.”