System1 Group PLC
SYS1
ISIN GB00B1GVQH21 / Valor 2820804
System1 Group PLC
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About company
System1 Group PLC, established in 2000 by John Kearon, is a global marketing and advertising firm that specializes in consumer decision-making processes and advertising effectiveness. With operations spanning Europe, North America, Brazil, Singapore, and Australia, the company leverages behavioral science to enhance marketing strategies for its clients. System1's approach focuses on understanding how consumers make decisions, aiming to improve the impact of advertising campaigns through insights derived from behavioral economics. The firm offers a range of services designed to optimize marketing effectiveness, from evaluating the potential success of advertisements to advising on brand strategy. This focus on consumer behavior and advertising efficacy positions System1 Group PLC as a distinctive player in the marketing and advertising industry, providing valuable insights to businesses looking to improve their advertising outcomes and brand engagement.
Summarized from source with an LLMView SourceSector: Business ServicesLatest Results (19.03.2026):
System1 Group PLC — results for the year ended 31 March 2025 (FY25, covering Q4 FY25). The company reported strong annual financial performance with total revenue of £37.4m (up 25% YoY), platform revenue of £34.5m (up 39% YoY), profit before tax of £5.3m (up 71% YoY) and profit after tax of £4.5m (up 120% YoY). Adjusted EBITDA was £6.6m (18% margin), free cash flow was £4.2m and year-end net cash stood at £12.9m. Management proposed an ordinary dividend of 5.5p and a special dividend of 5.5p per share reflecting strong earnings and cash generation. Strategic focus remains on US expansion, revitalising the innovation offer and scaling with the world’s largest brands.
Revenue and margin
Total revenue £37.4m (+25% YoY) with Platform Revenue £34.5m (+39% YoY) representing 92% of group revenue; gross profit £32.9m and gross margin improved to 88% (FY24: 87%).
Profitability
Profit before tax £5.3m (+71% YoY); adjusted profit before tax £5.2m. Adjusted EBITDA £6.6m (18% of revenue), supporting improved operating leverage versus prior year.
Net income and EPS
Profit for the year £4.5m (up 120% YoY) and diluted earnings per share 35.2p (up 120% YoY).
Cash and returns to shareholders
Free cash flow £4.2m, year-end net cash £12.9m (up £3.3m vs FY24). Board proposes ordinary dividend 5.5p and special dividend 5.5p per share (total 11p subject to AGM).
Client and product traction
Platform net revenue retention 106%; 563 clients (+31%); over 300 new platform clients in FY25 delivered c.£8.1m of new platform revenue. Platform products now ~92% of revenue.
Geography and sector momentum
US revenue grew 49% YoY (noted as a priority market), UK revenue up 28% YoY; ad testing revenue +38% YoY. Top 10 clients accounted for 31% of revenue, top 20 for 42%.
Investments and outlook
Board signalled reinvestment to drive growth: an additional discretionary £2m committed for FY26 to accelerate US expansion and revitalise the Innovation proposition; continued platform and product development (including social ad testing partnerships).
Key KPIs
Adjusted EBITDA margin 18%; Rule of 40 at 57%; gross profit % of revenue 88%; adjusted PBT growth +68% (adjusted metric) and FY25 free cash flow roughly flat vs FY24 but with stronger earnings conversion.
Summarized from source with an LLMView SourceKey figures
Performance
Volatility
49 M
Market cap (USD)
4,319
Daily traded volume (Shares)
6.25 / 6.25
1 day high/low (USD)
52 weeks high/low (USD)
Dividend ex-date
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Ratings & reviews
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