Form 4: CEO Nelson Converts Signing Day Sports Shares to BlockchAIn

Daniel D. Nelson, CEO of Signing Day Sports, converted his holdings into BlockchAIn Digital Infrastructure shares following a business combination.

Summary

• Daniel D. Nelson, CEO and Chairman of Signing Day Sports, Inc., converted all his direct and indirect holdings in Signing Day Sports, Inc. common stock and stock options into shares and options of BlockchAIn Digital Infrastructure, Inc.
• This conversion occurred on March 16, 2026, as part of a Business Combination Agreement dated May 27, 2025.
• For every share of Signing Day Sports, Inc. common stock held, Nelson received 0.09334 common shares of BlockchAIn.
• The market value of BlockchAIn common shares was $4.60 per share based on the first reported sale price on NYSE American LLC on March 17, 2026.
• Nelson's direct ownership of 402,042 common shares and indirect ownership of 31,247 common shares (via The Nelson Revocable Living Trust) in Signing Day Sports, Inc. were converted.
• His stock options to buy 625, 105, and 2,084 shares of Signing Day Sports, Inc. were assumed by BlockchAIn and converted into options to purchase 59, 10, and 195 common shares of BlockchAIn, respectively, with adjusted exercise prices.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral to slightly positive disclosure, confirming the successful completion of a previously announced business combination and the conversion of executive holdings into the new entity, BlockchAIn Digital Infrastructure. It reflects the execution of a strategic plan.

Positives

• The completion of the business combination indicates a successful strategic transaction for Signing Day Sports, Inc. shareholders, including Daniel D. Nelson.
• The conversion into BlockchAIn shares provides Nelson with equity in the combined entity, BlockchAIn Digital Infrastructure, Inc.

Future Outlook

This filing does not contain specific forward-looking statements or guidance beyond the completion of the business combination.

Management Comments

• The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

Industry Context

StockSavvy.ai notes that this transaction reflects the ongoing consolidation and strategic realignments within the digital infrastructure and sports technology sectors, where companies like Signing Day Sports are integrating into larger entities like BlockchAIn Digital Infrastructure to leverage broader market opportunities and technological synergies.

Related Party Transactions

• Daniel D. Nelson's indirect ownership of 31,247 common shares through The Nelson Revocable Living Trust, for which he is a co-trustee, represents a related party holding. These shares were converted as part of the business combination.

Stakeholder Impact

• Shareholders of Signing Day Sports, Inc. would have had their shares converted into BlockchAIn Digital Infrastructure, Inc. shares as part of the business combination. This filing confirms the CEO's participation in this conversion.
• The business combination likely has implications for employees of Signing Day Sports, Inc., though not detailed in this Form 4.

Key Dates

Recommendation

This Form 4 reports a routine insider transaction resulting from a completed business combination. It confirms the CEO's conversion of holdings into the new entity, BlockchAIn Digital Infrastructure. While it signals the successful execution of a strategic merger, it does not provide new information that would warrant a change in investment recommendation based solely on this filing. Investors should consider the broader implications of the merger and the performance of BlockchAIn Digital Infrastructure.

Keywords

BlockchAIn Digital Infrastructure, Signing Day Sports, Daniel D. Nelson, Form 4, Beneficial Ownership, Business Combination, Merger, Stock Conversion, Equity Securities, SEC Filing