Signing Day Sports Suspends Reporting Duties

TL;DR

**Signing Day Sports is ditching its SEC reporting duties. Big change incoming.**

AI Summary

Signing Day Sports, Inc. filed a Form 15-15D on March 27, 2026, to suspend its duty to file reports under Sections 13 and 15(d) of the Securities Exchange Act. This action indicates the company is likely no longer meeting the reporting requirements for public companies.

Why It Matters

This filing suggests a significant change in Signing Day Sports' status as a publicly traded company, potentially impacting investor access to information and liquidity.

Risk Assessment

Risk Level: medium — Suspending reporting duties can signal financial distress or a strategic shift, making it harder for investors to assess the company's health and future prospects.

Key Numbers

• 2026-03-27 — Filing Date (Date Signing Day Sports, Inc. filed the Form 15-15D.)

Key Players & Entities

• Signing Day Sports, Inc. (company) — Filer of the Form 15-15D
• 8355 EAST HARTFORD RD., STE. 100 SCOTTSDALE AZ 85255 (address) — Mailing and Business Address
• 0001898474 (company_id) — CIK number for Signing Day Sports, Inc.

FAQ

Key Financial Figures

• $0.0001 — tive offices) Common Stock, par value $0.0001 per share Representative’s Warra

Filing Documents

• ea0282791-1515d_signingday.htm (15-15D) — 17KB
• 0001213900-26-035050.txt ( ) — 18KB

From the Filing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 333-271951 333-276717 333-280700 333-281322 333-289965 333-292569 333-283559 333-275581 333-275582 333-277566 333-282319 333-292171 Signing Day Sports, Inc. (Exact name of registrant as specified in its charter) 1540 Broadway, Ste 1010, New York, NY 10036 (Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices) Common Stock, par value $0.0001 per share Representative’s Warrants (Title of each class of securities covered by this Form) None (Titles of all other classes of securities for which a duty to file reports under Section 13(a) or 15(d) remains) Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports: Rule 12g-4(a)(1) Rule 12g-4(a)(2) Rule 12h-3(b)(1)(i) Rule 12h-3(b)(1)(ii) Rule 15d-6 Rule 15d-22(b) Approximate number of holders of record as of the certification or notice date*: Common stock, par value $0.0001 per share: 1. Representative’s warrants: 0. *Pursuant to the terms of 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 (“One Blockchain”), BlockchAIn Digital Infrastructure, Inc., a Delaware corporation (“BlockchAIn”), BCDI Merger Sub I Inc., a Delaware corporation and a wholly-owned subsidiary of BlockchAIn (“Merger Sub I”), and BCDI Merger Sub II LLC, a Delaware limited liability company and a wholly-owned subsidiary of BlockchAIn (“Merger Sub II”), as amended by Amendment No. 1 to the Business Combination Agreement, dated as of November 10, 2025, between the Registrant and One Blockchain, as amended by Amendment No. 2 to the Business Combination Agreement, dated as of December 21, 2025, among the Registrant, One Blockchain, BlockchAIn, Merger Sub I, and Merger Sub II (as amended, the “Business Combination Agreement”), on March 16, 2026 (the “Closing Date”), Merger Sub I merged with and into the Registrant, with the Registrant continuing as the surviving corporation and a direct wholly-owned subsidiary of BlockchAIn, and Merger Sub II merged with and into One Blockchain, with One Blockchain continuing as the surviving limited liability company and a direct wholly-owned subsidiary of BlockchAIn. In accordance with the Business Combination Agreement, on the Closing Date, all outstanding shares of common stock, par value $0.0001 per share, of the Registrant (“Signing Day Sports Common Stock”), were exchanged for the right to receive a certain fraction (the “Exchange Ratio”) of one (1) registered common share, $0.0001 par value per share, of BlockchAIn (“BlockchAIn common shares”). In addition, each outstanding option to purchase Signing Day Sports common stock or outstanding warrant to purchase Signing Day Sports common stock that was not previously exercised prior to the Closing Date was converted into an option or warrant, as applicable, to purchase a number of BlockchAIn common shares equal to the number of shares of Signing Day Sports common stock subject to such option or warrant immediately prior to the Closing Date multiplied by the Exchange Ratio, with the per share exercise price divided by the Exchange Ratio, and each option immediately became fully vested. The Exchange Ratio was equal to the fraction obtained by dividing (i) the number that was equal to the last reported sale price of the Signing Day Sports common stock on the last trading day of the Signing Day Sports common stock prior to the Closing Date, by (ii) 7.5, or 0.09334, except that if the Exchange Ratio would have otherwise resulted in a fractional BlockchAIn common share, the Exchange Ratio was rounded up to one (1) with respect to that BlockchAIn common share. Pursuant to the requirements of the Securities Exchange Act of 1934 Signing Day Sports, Inc. has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person. Date: March 27, 2026 Signing Day Sports, Inc. By: /s/ Jerry Tang Name: Jerry Tang Title: President

View Full Filing

View this 15-15D filing on SEC EDGAR