Craig Steven Smith - 16 Mar 2026 Form 4 Insider Report for Signing Day Sports, Inc. (SGN)

Role
COO and Secretary
Signature
/s/ Craig Smith
Issuer symbol
SGN
Transactions as of
16 Mar 2026
Net transactions value
$0
Form type
4
Filing time
18 Mar 2026, 16:05:21 UTC
Previous filing
13 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Smith Craig Steven COO and Secretary C/O SIGNING DAY SPORTS, INC, 8355 EAST HARTFORD RD., SUITE 100, SCOTTSDALE /s/ Craig Smith 18 Mar 2026 0002020963

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SGN Common Stock Disposed to Issuer -28,775 -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 -1,042 -100% 0 16 Mar 2026 Common Stock 1,042 $120.00 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Craig Steven Smith 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 261 shares on November 16, 2024 and as to 1/36 of the remaining unvested shares in each of the following 36 months, immediately became fully vested, was assumed by BlockchAIn, and was automatically converted into an option to purchase 98 common shares of BlockchAIn exercisable for $1,285.62 per share.