Cognex (BSP:C2GN34) GF Value Rank: 5 (As of Aug. 22, 2026) — 67% Above Median

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.

BSP:C2GN34 Cognex Corp BSP:C2GN34
58 GF Score
Price R$39.16
GF Value R$34.10
Valuation Modestly Overvalued
! 4 Warning Signs
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What is Cognex GF Value Rank?

Cognex BSP:C2GN34 +1.06% 58 GF Value Rank is 5 as of Aug. 22, 2026, which is 67% above its 10-year median of 3.00. GuruFocus rates BSP:C2GN34 with a GF Score™ of 58/100 and a GF Value™ of R$34.10 (Modestly Overvalued). The stock has 4 warning signs investors should review.

Cognex has the GF Value Rank of 5.

GF Value Rank evaluates the exclusive GuruFocus valuation and performance of a stock, rated on a scale from 1 to 10. It is determined by the price-to-GF-Value (P/GF Value) ratio, a proprietary metric calculated based on historical multiples along with an adjustment factor based on a company's past returns and growth and future estimates of the business' performance.

GuruFocus found that for valuation, we cannot simply give stocks a better GF Value rank simply because they have a lower P/GF Value ratio. Backtesting shows that over the long term, the two worst-performing groups are the most expensive group (with the highest P/GF Value ratio) and the least expensive group (with the lowest P/GF Value ratio).

We can understand why the most expensive group underperforms. We were initially puzzled by the underperformance of the least expensive group, but we realized there is a reason why some stocks are super cheap. If they look too undervalued, it is often because the businesses behind them are poor quality. The market realized this and gave them low valuations. In a way, the market is efficient.

After multiple backtesting analyses, we granted the stocks in third-cheapest percentile the highest GF Value rank, as they have performed the best over a full market cycle. Stock performance is actually not as sensitive to valuation as it is to growth and profitability. On average, the companies in the 20%-50% valuation groups have similar performances. Therefore, we should avoid the most expensive and the least expensive stocks. We can be more tolerant of valuation.

A higher score indicates a stock with a relatively low valuation and substantial potential for outperformance. Conversely, a lower score often reflects stocks that are either highly overvalued or deeply undervalued, both of which tend to underperform.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.

BSP:C2GN34 vs ESE, TRMB, ST: GF Value Rank Comparison

For the Scientific & Technical Instruments subindustry, Cognex's GF Value Rank, along with its competitors' market caps and GF Value Rank 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.

Cognex GF Value Rank vs Hardware Industry

For the Hardware industry and Technology sector, Cognex's GF Value Rank distribution charts can be found below:

* The bar in red indicates where Cognex's GF Value Rank falls into.


BSP:C2GN34
58GF Score
Cognex Corp BSP:C2GN34
GF Value Rank is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about GF Value Rank →
What does a GF Value Rank of 5 mean?
Cognex (BSP:C2GN34) has a GF Value Rank of 5 as of Aug. 22, 2026. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Cognex and its competitors. This is 67% above median its historical median of 3.00. Over the past decade, Cognex's GF Value Rank has ranged from 3.00 to 3.00.
Is Cognex's GF Value Rank too high?
Cognex's current GF Value Rank of 5 is 67% above median its 10-year median of 3.00. Over the past 10 years, this metric has ranged from a low of 3.00 to a high of 3.00. Overall, Cognex has a GF Score™ of 58/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Cognex's GF Value Rank compare to ESE and TRMB?
Cognex's GF Value Rank of 5 can be compared against companies in the Hardware industry. Historically, Cognex's own GF Value Rank has ranged from 3.00 to 3.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Value Rank for a Hardware company?
A good GF Value Rank depends on the Hardware industry context. However, GF Value Rank 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 GF Value Rank mean?
A high GF Value Rank can signal that a stock is expensive relative to its fundamentals. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Cognex and its competitors. Cognex's current GF Value Rank is 5, which is 67% above median its own 10-year median of 3.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Cognex stock overvalued right now?
Based on GuruFocus' analysis, Cognex (BSP:C2GN34) is currently considered Modestly Overvalued. The stock's GF Value™ is R$34.10, compared to a current price of R$39.16 — trading 14.8% above its estimated fair value. The current GF Value Rank is 5, which is 67% above median its 10-year median of 3.00. Cognex's overall GF Score™ is 58/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Value Rank calculated?
GF Value Rank is calculated from a company's financial statements. For Cognex (BSP:C2GN34), the current GF Value Rank is 5 as of Aug. 22, 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 Cognex (BSP:C2GN34) Overvalued in 2026?

Based on GuruFocus' analysis, Cognex stock appears to be overvalued. The current stock price of R$39.16 is trading 14.8% above its estimated GF Value™ of R$34.10. GuruFocus considers Cognex to be Modestly Overvalued.

Key valuation signals for BSP:C2GN34:

  • GF Value Rank: 5 (67% above median its 10-year median of 3.00)
  • GF Value™: R$34.10 vs. price of R$39.16 (14.8% above fair value)
  • GF Score™: 58/100 with 4 warning signs

No single metric tells the full story. See the BSP:C2GN34 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Cognex Business Description

Address One Vision Drive, Natick, MA, USA, 01760-2059
Cognex Corp provides machine vision products that help automate manufacturing processes. The firm's products include vision software, vision systems, vision sensors, and ID products. Vision software combines vision tools with a customer's cameras and peripheral equipment and can help with several vision tasks, including part location, identification, measurement, and robotic guidance. Vision systems combine a camera, processor, and vision software into a single package. Vision sensors deliver simple, low-cost solutions for common vision applications, such as checking the size of parts. Geographically, it operates in United states, Europe, Greater China and others. Cognex generates the maximum proportion of its sales in the United States and Europe.
58GF Score

Get the complete analysis for BSP:C2GN34

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

R$39.16
Price
R$34.10
GF Value