Christopher Castillo Reduces Stake in Aditxt, Inc. to 6.2%

Christopher Castillo filed an amended Schedule 13G (Amendment No. 1) on July 2, 2026, disclosing a reduction in his ownership of Aditxt, Inc. (ADTX). As of the event date on June 18, 2026, Castillo beneficially owns 62,000 shares of common stock, representing a 6.2% stake in the company. This reflects a decrease from his previous holding of 75,000 shares, which had accounted for approximately 9.19% of the issuer's outstanding shares. The filing indicates that the shares are held with sole voting and dispositive power. The reporting person is an individual investor, and the filing was made pursuant to Rule 13d-1(c), certifying that the securities were not acquired for the purpose of changing or influencing the control of the issuer. Aditxt, Inc. is a biotech firm headquartered in Richmond, Virginia. The reduction in ownership brings Castillo's position closer to the 5% reporting threshold, though he remains a significant shareholder for the time being.