Sidus Space Issues Shareholder Letter and Press Release (July 21, 2026)

What Happened

• On July 21, 2026 Sidus Space, Inc. announced via Regulation FD that it posted a Letter to Shareholders on its investor website and issued a press release the same day. The shareholder letter is furnished as Exhibit 99.1 and the press release as Exhibit 99.2 to the Form 8-K. The letter is available at https://investors.sidusspace.com/SIDU-July-2026-Shareholder-Letter.

Key Details

• Filing date: July 21, 2026 (Form 8-K, Item 7.01 Regulation FD Disclosure).
• Exhibits included: 99.1 (Shareholder Letter) and 99.2 (Press Release).
• Disclosure method: Posted to Sidus Space’s investor website and furnished with the SEC filing.
• No other items (e.g., financial statements, executive changes) were reported in this Form 8-K.

Why It Matters

• This filing provides company-approved shareholder communications and ensures broad public access under Regulation FD, so all investors can read the same updates at the same time.
• Retail investors who follow Sidus Space should read the posted letter and press release for any operational or strategic updates the company chose to disclose on July 21, 2026.