SST (System1) Book Value per Share: $-1.90 (As of Mar. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

SST System1 Inc SST
40 GF Score
Price $2.70
GF Value $6.04
Valuation Possible Value Trap
! 5 Warning Signs
View Full Analysis

What is System1 Book Value per Share?

System1 SST +3.45% 40 Book Value per Share is $-1.90 as of Mar. 2026. GuruFocus rates SST with a GF Score™ of 40/100 and a GF Value™ of $6.04 (Possible Value Trap). The stock has 5 warning signs investors should review.

System1's book value per share for the quarter that ended in Mar. 2026 was $-1.90.

During the past 12 months, System1's average Book Value Per Share Growth Rate was -121.20% per year. During the past 3 years, the average Book Value Per Share Growth Rate was -55.50% per year. Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the book value growth rate using book value per share data.

During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of System1 was -27.30% per year. The lowest was -55.50% per year. And the median was -41.40% per year.

System1's current price is $2.70. Its book value per share for the quarter that ended in Mar. 2026 was $-1.90. Hence, today's PB Ratio of System1 is .

During the past 8 years, the highest P/B Ratio of System1 was 3.15. The lowest was 0.33. And the median was 0.83.


System1  (NYSE:SST) Book Value per Share Explanation

Usually a company's book value and Tangible Book per Share may not reflect its true value. The assets may be carried on the balance sheets at the original cost minus depreciation. This may underestimate the true economic values of the assets. It also may over-estimate their true economic value because the assets can become obsolete.

For financial companies such as banks and insurance companies, their assets may be reported in current market value of the assets owned. Book values of financial companies are more accurate indicator of the economic value of the company.


System1 Book Value per Share Related Terms


System1 Book Value per Share Historical Data

* Premium members only.

The historical data trend for System1's Book Value per Share can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

System1 Book Value per Share Chart

System1 Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Book Value per Share
Get a 7-Day Free Trial -3.48 42.76 20.54 10.90 3.77

System1 Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Book Value per Share Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 8.98 7.26 5.27 3.77 -1.90

SST vs SGRP, KUBR, SFRX: Book Value per Share Comparison

For the Specialty Business Services subindustry, System1's PB Ratio, along with its competitors' market caps and PB Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


System1 PB Ratio vs Business Services Industry

For the Business Services industry and Industrials sector, System1's PB Ratio distribution charts can be found below:

* The bar in red indicates where System1's PB Ratio falls into.


SST
40GF Score
System1 Inc SST
Book Value per Share is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

System1 Book Value per Share Calculation

System1's Book Value Per Share for the fiscal year that ended in Dec. 2025 is calculated as:

Book Value Per Share=(Total Stockholders Equity-Preferred Stock)/Shares Outstanding (EOP)
=(30.5-0.0)/8.1
=3.77

System1's Book Value Per Share for the quarter that ended in Mar. 2026 is calculated as:

Book Value Per Share=(Total Stockholders Equity-Preferred Stock)/Shares Outstanding (EOP)
=(-15.4-0.0)/8.1
=-1.90

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Theoretically it is what the shareholders will receive if the company is liquidated. Total Stockholders Equity is a balance sheet item and equal to Total Assets less Total Liabilities of the company.

Book value may include intangible items which may come from the company's past acquisitions. Book value less intangibles is called Tangible Book.

Frequently Asked Questions Learn more about Book Value per Share →
What does a Book Value per Share of $-1.90 mean?
System1 (SST) has a Book Value per Share of $-1.90 as of Mar. 2026. Book value per share gives the per-share value of a company's stockholder equity. View historical data on System1 and its competitors.
Is System1's Book Value per Share too high?
System1's current Book Value per Share is $-1.90. Overall, System1 has a GF Score™ of 40/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does System1's Book Value per Share compare to SGRP and KUBR?
System1's Book Value per Share of $-1.90 can be compared against companies in the Business Services industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Book Value per Share for a Business Services company?
A good Book Value per Share depends on the Business Services industry context. However, Book Value per Share should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Book Value per Share mean?
A high Book Value per Share can signal that a stock is expensive relative to its fundamentals. Book value per share gives the per-share value of a company's stockholder equity. View historical data on System1 and its competitors. System1's current Book Value per Share is $-1.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is System1 stock overvalued right now?
Based on GuruFocus' analysis, System1 (SST) is currently considered Possible Value Trap. The stock's GF Value™ is $6.04, compared to a current price of $2.70 — trading 55.3% below its estimated fair value. The current Book Value per Share is $-1.90. System1's overall GF Score™ is 40/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Book Value per Share calculated?
Book Value per Share is calculated from a company's financial statements. For System1 (SST), the current Book Value per Share is $-1.90 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is System1 (SST) Overvalued in 2026?

Based on GuruFocus' analysis, System1 stock appears to be undervalued. The current stock price of $2.70 is trading 55.3% below its estimated GF Value™ of $6.04. GuruFocus considers System1 to be Possible Value Trap.

Key valuation signals for SST:

  • Book Value per Share: $-1.90
  • GF Value™: $6.04 vs. price of $2.70 (55.3% below fair value)
  • GF Score™: 40/100 with 5 warning signs

No single metric tells the full story. See the SST stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


System1 Business Description

Address 4235 Redwood Avenue, Los Angeles, CA, USA, 90066
System1 Inc develops technology and data science to operate a responsive acquisition marketing platform. It operate several flagship brands across multiple consumer verticals, including shopping, travel and search, and a customer acquisition and marketing platform powered by Artificial Intelligence and machine learning. The company's segment includes Marketing and Products. It generates maximum revenue from the Marketing segment. Geographically, it operates in United States and Other countries.
40GF Score

Get the complete analysis for SST

Book Value per Share is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$2.70
Price
$6.04
GF Value