AIM:OPTI · Health Care · Life sciences / nutraceutical company developing microbiome-modulation products for weight management, gut health and sugar reduction.

Optibiotix Health plc

OptiBiotix Health Plc is an AIM-listed (ticker OPTI; OTCQB: OPTBF) life sciences company that develops microbial strains, compounds and formulations for use in food ingredients, supplements and active compounds to deliver health benefits, principally around weight management, gut health and sugar reduction. Its first-generation products are SlimBiome® (weight control) and WellBiome® (gut health), sold through international distributor and e-commerce networks, while its second-generation assets include SweetBiotix® (a high-fibre sugar substitute) and Microbiome Modulators, which are being commercialised via partnerships. The Group also retains equity stakes in two companies it spun out, SkinBioTherapeutics plc (SBTX) and ProBiotix Health plc (PBX, an associate).

Export the Optibiotix Health plc factsheetfree account Open the FY2025 report

Share price and financials

5.8p at close on 21 Oct 2026 · 11 reported years, FY2015–FY2025

Years in viewFY2015 – FY2026

21 Oct 20265.8p−93.4% since 4 Jan 2016 14k traded

5.8p

Line	FY2015locked	FY2016locked	FY2017locked	FY2018locked	FY2019locked	FY2020locked	FY2021locked	FY2022locked	FY202312/23
Revenue	0.67	0.53	0.81	1.1	1.0	1.2	1.3	1.3
Gross profit	0.37	0.27	0.34	0.38	0.47	0.54	0.39	0.30
Operating profit	(1.8)	(2.4)	(2.7)	(3.4)	(2.5)	(2.6)	(2.8)	(2.4)
Net finance cost	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)	(0.00)
Profit before tax	(3.4)	(2.9)	(3.8)	(3.5)	(2.2)	(1.7)	(3.1)	(2.6)
Tax charge	(0.02)	(0.04)	(0.05)	(0.03)	(0.02)	(0.03)	(0.04)	(0.05)
Profit for the year	(2.1)	(2.6)	(3.3)	(1.5)	(3.4)	(2.4)	(1.9)	(1.7)
EBITDA	(2.3)	(1.9)	(2.3)	(2.8)	(3.0)	(2.5)	(2.7)	(2.3)
Basic EPS	(2.97p)	(3.11p)	(3.39p)	(1.68p)	(2.22p)	(3.49p)	(2.47p)	(2.52p)
Diluted EPS	(1.77p)	(3.47p)	(2.46p)	(2.19p)	(2.76p)	(1.58p)	(2.00p)	(2.93p)
Dividend per share	0.00p	0.00p	0.00p	0.00p	0.00p	0.00p	0.00p	0.00p	—

GBP millions, negatives in brackets. Per-share lines in pence. later is what a following report restated the figure to; vs is a second reading that disagrees. The figure shown is the one the original filing printed, and both readings are kept. Click any figure: opens the report page it was read from, highlighted; shows how it was calculated. The share price above is drawn to the same columns: each close sits over the financial year it fell in.

2 figures

3 years, at a glance

GBP · %

Dashed: Operating margin, in % on its own scale — read its shape, not its height against the bars.

FY2025Revenue£1.2mOperating margin−268.6%