Form 4: Director Mason Converts SGN Shares to BlockchAIn Post-Merger

Director Roger Mason's holdings in Signing Day Sports, Inc. were converted to BlockchAIn Digital Infrastructure, Inc. shares and options following a business combination.

Summary

• Roger Mason, a Director and 10% Owner of Signing Day Sports, Inc. (SGN), reported changes in his beneficial ownership due to a business combination.
• On March 16, 2026, pursuant to a Business Combination Agreement dated May 27, 2025, Mason's 90,919 common shares of Signing Day Sports, Inc. were disposed of.
• He received 0.09334 common shares of BlockchAIn Digital Infrastructure, Inc. for every share of Signing Day Sports, Inc. common stock held, subject to rounding adjustments.
• The BlockchAIn common shares had a market value of $4.60 per share based on the first reported sale price on the NYSE American LLC on March 17, 2026.
• Mason's stock option to buy Signing Day Sports, Inc. common stock (with an exercise price of $148.8) immediately became fully vested.
• This option was assumed by BlockchAIn and converted into an option to purchase 47 common shares of BlockchAIn, exercisable for $1,594.17 per share.
• Following these transactions, Mason directly holds 0 common shares and 0 derivative securities of Signing Day Sports, Inc.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this filing as neutral to slightly positive. While a Form 4 primarily reports a factual transaction, the immediate full vesting of options for a director is a positive for the individual, and the completion of a merger typically signifies a strategic milestone for the companies involved.

Positives

• Roger Mason's stock option for Signing Day Sports, Inc. common stock immediately became fully vested as a result of the business combination, providing him with immediate exercisable rights.

Negatives

• No direct negatives for the reporting person are evident from the transaction itself, as the disposition of Signing Day Sports, Inc. shares and conversion of options are consequences of a pre-announced merger.

Future Outlook

The filing details a completed transaction resulting from a business combination, rather than providing forward-looking statements or guidance for the combined entity.

Industry Context

StockSavvy.ai notes that this Form 4 reflects the finalization of a business combination, a common strategic move in the technology and digital infrastructure sectors to achieve scale, synergy, or market positioning. The conversion of shares and options is a standard procedural step following such mergers, aligning the interests of key personnel with the new corporate structure.

Comparison to Industry Standards

• The conversion ratio and option adjustments are typical mechanisms used in business combinations to translate ownership and incentive structures from the acquired entity to the acquiring entity.
• The immediate full vesting of options upon a change of control event, such as a merger, is a common provision in executive compensation plans to ensure continuity and reward prior performance.

Stakeholder Impact

• Shareholders of Signing Day Sports, Inc. had their equity converted into shares of BlockchAIn Digital Infrastructure, Inc., fundamentally changing their investment vehicle and exposure.
• Roger Mason, as a director and significant owner, now holds equity and options in BlockchAIn, aligning his financial interests with the performance of the combined entity.

Key Dates

Keywords

SEC Form 4, Beneficial Ownership, Business Combination, Merger, Stock Option, Share Conversion, BlockchAIn Digital Infrastructure, Signing Day Sports, Director Holdings