Trellus Health plc

("Trellus Health", the "Company" or the "Group")

Issue of Equity - Conversion of Loan Notes

LONDON, U.K. AND NEW YORK, U.S. (23 February 2026). Trellus Health® plc (AIM: TRLS), a healthcare company delivering Trellus Elevate®, a digital platform that integrates data analytics with personalised, scientifically proven resilience programs and value-based solutions to manage complex chronic conditions, announces that further to the Company's announcement on 30 December 2025 and the passing of the relevant resolutions at the General Meeting on 20 January 2026, the Company has issued 16,804,593 new Ordinary Shares following the conversion of c. £65,000 of the principal amount outstanding under the Secured Convertible Loan Notes. This concludes the conversion of the First Tranche Notes (inclusive of interest).

Accordingly, application has been made to the London Stock Exchange for the new Ordinary Shares to be admitted to trading on AIM. It is expected that admission of the 16,804,593 new Ordinary Shares to trading on AIM will become effective on, or around, 25 February 2026 ("Admission").

Total voting rights

Following admission the Company will have 208,719,361 Ordinary Shares in issue. The Company holds no ordinary shares in treasury. Therefore, the total number of voting rights in the Company is 208,719,361.

This figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

Capitalised terms used but not otherwise defined in this announcement shall have the meanings given to them in the Company's announcement released on 30 December 2025.

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About Trellus Health plc (www.trellushealth.com)

Trellus Health® (AIM: TRLS) is a healthcare company providing value-based innovative solutions and services, helping people with chronic conditions take control of their health through a proven, scientifically validated self-management solution and continuous, personalised support. Trellus Health's approach empowers patients to better navigate the emotional and physical challenges of their conditions, leading to significant cost savings, enhanced treatment adherence, and long-term, sustainable health outcomes.

Trellus Health integrates its proprietary resilience-based methodology with the technology, tools, and expert coaching and educator team to deliver Trellus Elevate®, a whole-person technology-enhanced condition management platform. The Company is initially focusing on chronic costly GI conditions that have a high mental health burden, such as Inflammatory Bowel Disease (IBD). Among IBD patients, applying Trellus Elevate resulted in over 90% fewer hospitalisations and a reduction of over 70% in emergency room visits. Given the common emotional and mental health struggles associated with a variety of chronic conditions, Trellus Health considers its approach to have potential utility and demand across many conditions.

Trellus Health also offers a seamless solution for pharmaceutical partners from clinical trials to commercialisation, harnessing resilience-based methods to drive both trial and patient support success by empowering patients to stay engaged, adhere to their treatment, and manage their health confidently.

The Company was founded by Mount Sinai faculty members Marla C. Dubinsky, MD and Laurie Keefer, PhD, both world-leading experts at treating and healing both the physical and emotional impacts of IBD and have been innovators for whole-person healthcare for a combined 50 years.

Shares in Trellus Health were admitted to trading on AIM in May 2021, under the ticker TRLS. For more information, visit: www.trellushealth.com