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.
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.
QS EnergyQSEP -1.04% Market Cap is $53.93 Mil as of Sep. 13, 2026. The stock has 3 warning signs investors should review. Among 1,049 Oil & Gas companies, QS Energy ranks worse than 66.83% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). QS Energy's share price for the quarter that ended in Jun. 2026 was $0.18. QS Energy's Shares Outstanding (EOP) for the quarter that ended in Jun. 2026 was 564.56 Mil. Therefore, QS Energy's market cap for the quarter that ended in Jun. 2026 was $101.62 Mil.
QS Energy's quarterly market cap
declined
from Dec. 2025 ($83.40 Mil) to Mar. 2026 ($49.13 Mil) but then
increased
from Mar. 2026 ($49.13 Mil) to Jun. 2026 ($101.62 Mil).
QS Energy's annual market cap
increased
from Dec. 2023 ($23.16 Mil) to Dec. 2024 ($64.26 Mil) and
increased
from Dec. 2024 ($64.26 Mil) to Dec. 2025 ($83.40 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. QS Energy's Enterprise Value for Today is $55.01 Mil.
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
QS Energy Market Cap Related Terms
QS Energy Market Cap Historical Data
* Premium members only.
The historical data trend for QS Energy's Market Cap 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.
For the Oil & Gas Equipment & Services subindustry, QS Energy's Market Cap, along with its competitors' market caps and Market Cap 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.
QS Energy Market Cap vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, QS Energy's Market Cap distribution charts can be found below:
* The bar in red indicates where QS Energy's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
QS Energy's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
QS Energy (QSEP) has a Market Cap of $53.93 Mil as of Sep. 13, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on QS Energy and its competitors. According to the industry distribution chart, QS Energy ranks #701 out of 1049 companies in the Oil & Gas industry, placing it in the top 66.8%.
Is QS Energy's Market Cap too high?
QS Energy's current Market Cap is $53.93 Mil. The Oil & Gas industry median Market Cap is 235.53. QS Energy's value of $53.93 Mil is 77.1% below this industry median. Based on the distribution chart, QS Energy ranks #701 out of 1049 companies in the Oil & Gas industry, which is below the industry midpoint.
How does QS Energy's Market Cap compare to GEOS and DTI?
According to the Oil & Gas industry distribution chart, QS Energy ranks #701 out of 1049 companies for Market Cap. This places QS Energy in the lower half of its industry. The industry median Market Cap is 235.53. QS Energy's value of $53.93 Mil is 77.1% below this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for an Oil & Gas company?
The median Market Cap among Oil & Gas companies is 235.53, based on 1,049 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. QS Energy's current Market Cap of $53.93 Mil is 77.1% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on QS Energy and its competitors. For the Oil & Gas industry, the median Market Cap is 235.53 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. QS Energy's current Market Cap is $53.93 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is QS Energy stock overvalued right now?
QS Energy (QSEP) has a current Market Cap of $53.93 Mil. The current Market Cap is $53.93 Mil and 77.1% below the Oil & Gas industry median of 235.53. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For QS Energy (QSEP), the current Market Cap is $53.93 Mil as of Sep. 13, 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.
QS Energy Inc develops and commercializes energy efficiency technologies that assist in increased energy demands, improvement in the economics of oil extraction and transport, and reduction of greenhouse gas emissions. The company's primary technology is Applied Oil Technology (AOT), which is a commercial-grade crude oil pipeline transportation flow assurance product. Its oil and gas market is segmented into three primary categories, namely Upstream Producers, Midstream Transporters, and Downstream Refiners. The Upstream segment is involved in the exploration and production of oil and gas. The Midstream companies transport oil and gas to markets via pipelines, rail, and shipping and provide storage in the field and the Downstream sector refines oil and gas into finished products.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
QSEP has been successfully added to your 
