ZeroStack Corp.

As previously reported in a Current Report on Form 8-K dated August 19, 2026, ZeroStack Corp., a Texas corporation (the "Company" or "ZeroStack" or "we" or "us" or "our"), completed the acquisition of 925,925,926 MemeCore (M) tokens ("MemeCore Tokens" or "MemeCore") on August 19, 2026 (the "August 2026 Private Placement") pursuant to a Securities Purchase Agreement dated August 19, 2026 by and between the Company and certain investors.

Item 8.01. Other Events.

The disclosure contained in this Item 8.01 was previously included in the Registration Statement on Form S-3 (File No.333-298482) of the Company filed on August 21, 2026 (the "Form S-3 Registration Statement"). This disclosure is intended to supplement rather than replace the Company's previous Securities Exchange Act of 1934, as amended (the "Exchange Act") disclosures, except to the extent explicitly amended by this Form 8-K. Accordingly, the disclosure in this Item 8.01 should be read in conjunction with the Company's previous disclosure, including the disclosure contained in the Company's Annual Report on Form 10-K for the year ended December 31, 2025, and the Company's quarterly reports for the quarters ended March 31, 2026 and June 30, 2026.