System1 Rule of 40
The Rule of 40 of System1 (SST) as of Sep 9, 2026 is -45.93 %. In the previous year, Rule of 40 was -40.20 % — a change of 14.25% (lower).
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Rule of 40
-45.93 %
YoY
14.25%
Last updated:
Rule of 40 of System1 is 2026 -45.93 % . Rule of 40 of System1 was 2025 -40.20 % . It decreases by 14.25% lower compared to the previous year.
The System1 Rule of 40 history
3 Years
10 Years
25 Years
Max
Rule of 40
Date
Rule of 40
Jan 1, 2019
66.27 USD
Jan 1, 2020
25.76 USD
Jan 1, 2021
52.00 USD
Jan 1, 2022
-1.51 USD
Jan 1, 2023
-72.77 USD
Jan 1, 2024
-40.20 USD
Jan 1, 2025
-45.93 USD
| YEAR | Rule of 40 | YoY |
|---|---|---|
| -45.93 % | +14.25% | |
| -40.20 % | -44.75% | |
| -72.77 % | +4,706.67% | |
| -1.51 % | -102.91% | |
| 52.00 % | +101.87% | |
| 25.76 % | -61.13% | |
| 66.27 % | — |
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System1 Stock analysis
What does System1 do? System1 is one of the most popular companies on Eulerpool.
Frequently Asked Questions about System1 stock
Rule of 40 of System1 is -45.93 % in 2026.
On Eulerpool you can find the complete historical development of Rule of 40 System1 since 2006 – with annual values, charts, and detailed analysis.
The Rule of 40 states that a company's revenue growth rate plus profit margin should exceed 40%. It is widely used to evaluate SaaS and high-growth companies.
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Quality — System1
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