Item 8.01. Other Events.

On August 12, 2026, Aditxt, Inc. (the "Company") entered into a Stock Purchase Agreement (the "Purchase Agreement") by and among the Company, MDNA Holdings Inc., a Florida corporation ("Buyer"), and the Company's majority owned subsidiary, Pearsanta, Inc. ("Pearsanta"), pursuant to which Buyer acquired substantially all of the outstanding shares of Pearsanta (the "Shares") at a closing that occurred on August 12, 2026 (the "Closing"). The consideration under the Purchase Agreement consisted of Buyer's acquisition of the Shares and assumption of the liabilities of Pearsanta reflected, reserved against or specifically disclosed in the closing statement delivered pursuant to the Purchase Agreement, excluding all intercompany balances, accounts, indebtedness, advances and other obligations between Company and Pearsanta, whether recorded on the books of Company or Pearsanta, and any liabilities expressly retained by Company pursuant to the Purchase Agreement. In addition, Pearsanta agreed to make certain royalty and milestone payments to Company as described below.

Beginning upon the first commercial sale of any product or service of Pearsanta following the Closing (the "Royalty Commencement Date") and ending on the earlier of (i) the tenth anniversary of the Royalty Commencement Date and (ii) the date on which Company has received aggregate royalties totaling Two Million Five Hundred Thousand Dollars ($2,500,000) (the "Royalty Period"), Pearsanta will pay to the Company a royalty equal to 2.5% of Net Revenue (as defined in the Purchase Agreement) during the Royalty Period (the "Royalty Payments").

Pearsanta will also pay to the Company Two Hundred Fifty Thousand Dollars ($250,000) within ten business days following the completion of a financing transaction resulting in aggregate proceeds to Pearsanta of $10,000,000 or more. In addition, Pearsanta will pay to the Company Two Hundred Fifty Thousand Dollars ($250,000) within ten business days following the consummation of an initial public offering, reverse merger, merger, acquisition, change of control transaction or sale of substantially all of the assets of Pearsanta (together with the foregoing financing milestone payment, the "Milestone Payments").

The Purchase Agreement contains customary representations and warranties, covenants and indemnification provisions that the parties made to, and solely for the benefit of, each other in the context of all of the terms and conditions of such agreements and in the context of the specific relationship between the parties thereto. The provisions of the Purchase Agreement, including any representations and warranties contained therein, are not for the benefit of any party other than the parties thereto and are not intended as documents for investors and the public to obtain factual information about the current state of affairs of the parties thereto. Rather, investors and the public should look to other disclosures contained in our annual, quarterly and current reports we file with the SEC.

This Current Report on Form 8-K shall not constitute an offer to sell or a solicitation of an offer to buy any securities of the Company, nor shall there be any sale of securities of the Company in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or other jurisdiction.