Roger Mason Jr. - 16 Mar 2026 Form 4 Insider Report for Signing Day Sports, Inc. (SGN)

Role
Director
Signature
/s/ Roger Mason Jr.
Issuer symbol
SGN
Transactions as of
16 Mar 2026
Net transactions value
$0
Form type
4
Filing time
18 Mar 2026, 16:05:20 UTC
Previous filing
13 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Mason Roger Director C/O SIGNING DAY SPORTS, INC., 8355 EAST HARTFORD RD., SUITE 100, SCOTTSDALE /s/ Roger Mason Jr. 18 Mar 2026 0001985207

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SGN Common Stock Disposed to Issuer -90,919 -100% 0 16 Mar 2026 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SGN Stock Option (right to buy) Disposed to Issuer -500 -100% 0 16 Mar 2026 Common Stock 500 $148.80 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Roger Mason Jr. is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 Pursuant to the Business Combination Agreement, dated as of May 27, 2025, by and among Signing Day Sports, Inc., a Delaware corporation (the "Registrant"), One Blockchain LLC, a Delaware limited liability company, BlockchAIn Digital Infrastructure, Inc., a Delaware corporation ("BlockchAIn"), BCDI Merger Sub I Inc., a Delaware corporation, and BCDI Merger Sub II LLC, a Delaware limited liability company, as amended (the "Business Combination Agreement"), on the date of the closing (the "Closing") of the transactions contemplated by the Business Combination Agreement, or March 16, 2026 (the "Closing Date"), the reporting person received 0.09334 common shares of BlockchAIn for every share of common stock of the Registrant held by the reporting person, subject to rounding adjustments, having a market value of $4.60 per share based on the first reported sale price of the common stock of BlockchAIn on the NYSE American LLC after the Closing, which was reported on March 17, 2026.
F2 Pursuant to the terms of the Business Combination Agreement, on the Closing Date, the reporting person's option, which provided for vesting as to 1/12 of the shares of the Registrant's common stock subject to the option on the 9th day of each March, June, September, or December, that follows September 9, 2022, immediately became fully vested, was assumed by BlockchAIn, and was automatically converted into an option to purchase 47 common shares of BlockchAIn exercisable for $1,594.17 per share.