System1 Group PLC (LSE:SYS1) — Market Cap & Net Worth

$444.64K USD  · GBX3.65 Billion GBX  · Rank #30587

Market Cap & Net Worth: System1 Group PLC (SYS1)

System1 Group PLC (LSE:SYS1) has a market capitalization of $444.64K (GBX3.65 Billion) as of May 5, 2026. Listed on the LSE stock exchange, this UK-based company holds position #30587 globally and #929 in its home market, demonstrating a 0.00% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying System1 Group PLC's stock price GBX288.00 by its total outstanding shares 12689073 (12.69 Million). Analyse cash efficiency ratio of System1 Group PLC to see how efficiently the company converts income to cash.

System1 Group PLC Market Cap History: 2015 to 2026

System1 Group PLC's market capitalization history from 2015 to 2026. Data shows change from $474.83K to $444.64K (-0.65% CAGR).

Index Memberships

System1 Group PLC is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
FTSE AIM All Share Index
FTAI
$928.14 Million 0.05% #231 of 722

Weight: System1 Group PLC's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

System1 Group PLC Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how System1 Group PLC's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

0.01x

System1 Group PLC's market cap is 0.01 times its annual revenue

Industry average: 0.20x Lower than industry average

Latest Price to Earnings (P/E) Ratio

0.08x

System1 Group PLC's market cap is 0.08 times its annual earnings

Industry average: 3.38x Lower than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $760.57K $31.24 Million $3.97 Million 0.02x 0.19x
2017 $530.26K $31.20 Million $3.75 Million 0.02x 0.14x
2018 $318.44K $26.94 Million $1.21 Million 0.01x 0.26x
2019 $318.80K $26.90 Million $1.26 Million 0.01x 0.25x
2020 $272.06K $25.48 Million -$231.00K 0.01x N/A
2021 $613.08K $22.84 Million $1.69 Million 0.03x 0.36x
2022 $214.58K $24.10 Million $955.00K 0.01x 0.22x
2023 $452.15K $23.41 Million $404.00K 0.02x 1.12x
2024 $957.21K $30.02 Million $2.03 Million 0.03x 0.47x
2025 $347.38K $37.43 Million $4.47 Million 0.01x 0.08x

Competitor Companies of SYS1 by Market Capitalization

Companies near System1 Group PLC in the global market cap rankings as of May 5, 2026.

Key companies related to System1 Group PLC by market ranking:

  • Applovin Corp (NASDAQ:APP): Ranked #178 globally with a market cap of $128.13 Billion USD.
  • Omnicom Group Inc (NYSE:OMC): Ranked #1172 globally with a market cap of $21.74 Billion USD.
  • Publicis Groupe SA (PA:PUB): Ranked #1410 globally with a market cap of $17.87 Billion USD ( €15.28 Billion EUR).
  • Focus Media Information Technology Co Ltd (SHE:002027): Ranked #1773 globally with a market cap of $13.29 Billion USD ( CN¥90.84 Billion CNY).
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#178 Applovin Corp NASDAQ:APP $128.13 Billion $475.00
#1172 Omnicom Group Inc NYSE:OMC $21.74 Billion $76.27
#1410 Publicis Groupe SA PA:PUB $17.87 Billion €79.92
#1773 Focus Media Information Technology Co Ltd SHE:002027 $13.29 Billion CN¥6.29

System1 Group PLC Historical Marketcap From 2015 to 2026

Between 2015 and today, System1 Group PLC's market cap moved from $474.83K to $ 444.64K, with a yearly change of -0.65%.

Year Market Cap Change (%)
2026 GBX444.64K +28.00%
2025 GBX347.38K -63.71%
2024 GBX957.21K +111.70%
2023 GBX452.15K +110.71%
2022 GBX214.58K -65.00%
2021 GBX613.08K +125.35%
2020 GBX272.06K -14.66%
2019 GBX318.80K +0.11%
2018 GBX318.44K -39.95%
2017 GBX530.26K -30.28%
2016 GBX760.57K +60.18%
2015 GBX474.83K --

End of Day Market Cap According to Different Sources

On May 5th, 2026 the market cap of System1 Group PLC was reported to be:

Source Market Cap
Yahoo Finance $444.64K USD
MoneyControl $444.64K USD
MarketWatch $444.64K USD
marketcap.company $444.64K USD
Reuters $444.64K USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About System1 Group PLC

LSE:SYS1 UK Advertising Agencies
Market Cap
$444.64K
GBX3.65 Billion GBX
Market Cap Rank
#30587 Global
#929 in UK
Share Price
GBX288.00
Change (1 day)
+0.00%
52-Week Range
GBX195.00 - GBX465.00
All Time High
GBX918.08
About

System1 Group PLC, together with its subsidiaries, provides market research data and insight services in the United Kingdom, the United States, Latin America, rest of Europe, and the Asia Pacific. It offers various tools comprising test your ad, a testing platform that covers all media types from early-stage scripts to finished films, to ensure fast, predictive, actionable products; test your inn… Read more