Signing Day Sports, Inc. 8-K

What Happened
Signing Day Sports, Inc. (SGN) filed a Form 8-K on March 16, 2026, furnishing a press release that provides an update regarding the expected ticker symbol transition and the common stock trading schedule in connection with its previously announced Business Combination. The Business Combination Agreement dates to May 27, 2025 and was amended on November 10, 2025 and December 21, 2025. The press release is attached to the 8-K as Exhibit 99.1.

Key Details

• The company and counterparties to the Business Combination include BlockchAIn Digital Infrastructure, Inc. and One Blockchain LLC (and their merger subsidiaries).
• Original Business Combination Agreement date: May 27, 2025.
• Amendments to that agreement were executed on November 10, 2025 and December 21, 2025.
• Press release announcing the update was issued and filed on March 16, 2026 (Exhibit 99.1).

Why It Matters
This filing notifies investors that Signing Day Sports and its merger partners have updated expectations for the ticker symbol change and the schedule for when common stock will trade under that symbol. Changes to ticker and trading schedules affect how and when investors can buy or sell shares and may reflect timing steps in completing the Business Combination. Investors should review the attached press release and monitor future SEC filings and company communications for the specific ticker, effective dates, and any additional transaction milestones.