INVO Fertility, Inc. (Nasdaq: IVF) ("INVO" or the "Company"), a healthcare services fertility company focused on expanding access to advanced reproductive treatment through the establishment, acquisition and operation of fertility clinics and related businesses and technologies, today announced that on April 23, 2026, it received a written notice (the "Notice") from the Listing Qualifications Department of The Nasdaq Stock Market LLC ("Nasdaq") notifying the Company that it is not in compliance with Nasdaq Listing Rule 5250(c)(1) (the "Rule"), which requires listed companies to timely file all required periodic financial reports with the Securities and Exchange Commission ("SEC"). Specifically, the Company has not yet filed its Annual Report on Form 10-K for the fiscal year ended December 31, 2025 (the "Annual Report"), which was due no later than April 15, 2026.