Five9 (MEX:FIVN) Cyclically Adjusted PB Ratio: 5.79 (As of Sep. 16, 2026) — 53% Below Median

Author: Vera Yuan Vera Yuan
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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.
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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.

MEX:FIVN Five9 Inc MEX:FIVN
72 GF Score
Price MXN550.00
GF Value MXN532.25
Valuation Fairly Valued
! 9 Warning Signs
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What is Five9 Cyclically Adjusted PB Ratio?

Five9 MEX:FIVN 72 Cyclically Adjusted PB Ratio is 5.79 as of Sep. 16, 2026, which is 53% below its 10-year median of 12.45. GuruFocus rates MEX:FIVN with a GF Score™ of 72/100 and a GF Value™ of MXN532.25 (Fairly Valued). The stock has 9 warning signs investors should review. Among 1,464 Software companies, Five9 ranks worse than 80.74% on this metric.

As of today (2026-09-16), Five9's current share price is MXN550.00. Five9's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 was MXN95.06. Five9's Cyclically Adjusted PB Ratio for today is 5.79.

The historical rank and industry rank for Five9's Cyclically Adjusted PB Ratio or its related term are showing as below:

MEX:FIVN' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 2.91   Med: 12.45   Max: 40.84
Current: 6.17

During the past years, Five9's highest Cyclically Adjusted PB Ratio was 40.84. The lowest was 2.91. And the median was 12.45.

MEX:FIVN's Cyclically Adjusted PB Ratio is ranked worse than
80.74% of 1464 companies
in the Software industry
Industry Median: 2.34 vs MEX:FIVN: 6.17

The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.

Five9's adjusted book value per share data for the three months ended in Jun. 2026 was MXN183.523. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is MXN95.06 for the trailing ten years ended in Jun. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Five9  (MEX:FIVN) Cyclically Adjusted PB Ratio Explanation

Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.


Five9 Cyclically Adjusted PB Ratio Related Terms


Five9 Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Five9's Cyclically Adjusted PB Ratio 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.

Five9 Cyclically Adjusted PB Ratio Chart

Five9 Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 87.13 33.29 24.81 10.56 4.12

Five9 Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Cyclically Adjusted PB Ratio 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 11.31 5.82 4.61 3.51 3.83

MEX:FIVN vs NN, EEFT, PAGS: Cyclically Adjusted PB Ratio Comparison

For the Software - Infrastructure subindustry, Five9's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted 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.


Five9 Cyclically Adjusted PB Ratio vs Software Industry

For the Software industry and Technology sector, Five9's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where Five9's Cyclically Adjusted PB Ratio falls into.


MEX:FIVN
72GF Score
Five9 Inc MEX:FIVN
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Five9 Cyclically Adjusted PB Ratio Calculation

Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.

Five9's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=550.00/95.057
=5.79

* 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.

Five9's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 is calculated as:

For example, Five9's adjusted Book Value per Share data for the three months ended in Jun. 2026 was:

Adj_Book=Book Value per Share/CPI of Jun. 2026 (Change)*Current CPI (Jun. 2026)
=183.523/333.9520*333.9520
=183.523

Current CPI (Jun. 2026) = 333.9520.

Five9 Quarterly Data

Book Value per Share CPI Adj_Book
201609 9.419 241.428 13.029
201612 11.709 241.432 16.196
201703 10.027 243.801 13.735
201706 10.563 244.955 14.401
201709 12.330 246.819 16.683
201712 16.182 246.524 21.921
201803 25.472 249.554 34.087
201806 40.308 251.989 53.419
201809 40.704 252.439 53.847
201812 47.479 251.233 63.112
201903 49.006 254.202 64.380
201906 52.790 256.143 68.826
201909 57.552 256.759 74.855
201912 60.281 256.974 78.339
202003 78.132 258.115 101.088
202006 90.031 257.797 116.627
202009 88.044 260.280 112.965
202012 83.651 260.474 107.248
202103 44.018 264.877 55.497
202106 47.863 271.696 58.830
202109 51.659 274.310 62.891
202112 63.088 278.802 75.567
202203 61.488 287.504 71.422
202206 70.496 296.311 79.451
202209 76.846 296.808 86.463
202212 85.019 296.797 95.662
202303 85.577 301.836 94.683
202306 109.014 305.109 119.319
202309 118.063 307.789 128.099
202312 124.285 306.746 135.308
202403 108.847 312.332 116.382
202406 128.694 314.175 136.795
202409 147.412 315.301 156.132
202412 170.657 315.605 180.578
202503 178.247 319.799 186.135
202506 175.410 322.561 181.604
202509 181.718 324.800 186.838
202512 183.026 324.054 188.616
202603 195.494 330.213 197.708
202606 183.523 333.952 183.523

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.

What does a Cyclically Adjusted PB Ratio of 5.79 mean?
Five9 (MEX:FIVN) has a Cyclically Adjusted PB Ratio of 5.79 as of Sep. 16, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Five9 and its competitors. This is 53% below median its historical median of 12.45. Over the past decade, Five9's Cyclically Adjusted PB Ratio has ranged from 2.91 to 40.84. According to the industry distribution chart, Five9 ranks #1182 out of 1464 companies in the Software industry, placing it in the top 80.7%.
Is Five9's Cyclically Adjusted PB Ratio too high?
Five9's current Cyclically Adjusted PB Ratio of 5.79 is 53% below median its 10-year median of 12.45. Over the past 10 years, this metric has ranged from a low of 2.91 to a high of 40.84. The Software industry median Cyclically Adjusted PB Ratio is 2.34. Five9's value of 5.79 is 147.4% above this industry median. Based on the distribution chart, Five9 ranks #1182 out of 1464 companies in the Software industry, which is in the bottom quartile relative to peers. Overall, Five9 has a GF Score™ of 72/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Five9's Cyclically Adjusted PB Ratio compare to NN and EEFT?
According to the Software industry distribution chart, Five9 ranks #1182 out of 1464 companies for Cyclically Adjusted PB Ratio. This places Five9 in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 2.34. Five9's value of 5.79 is 147.4% above this benchmark. Historically, Five9's own Cyclically Adjusted PB Ratio has ranged from 2.91 to 40.84 over the past decade. While the company's 10-year median is 12.45 vs. the industry median of 2.34, Five9 has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for a Software company?
The median Cyclically Adjusted PB Ratio among Software companies is 2.34, based on 1,464 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Five9's current Cyclically Adjusted PB Ratio of 5.79 is 147.4% above 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 Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Five9 and its competitors. For the Software industry, the median Cyclically Adjusted PB Ratio is 2.34 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Five9's current Cyclically Adjusted PB Ratio is 5.79, which is 53% below median its own 10-year median of 12.45. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Five9 stock overvalued right now?
Based on GuruFocus' analysis, Five9 (MEX:FIVN) is currently considered Fairly Valued. The stock's GF Value™ is MXN532.25, compared to a current price of MXN550.00 — trading 3.3% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 5.79, which is 53% below median its 10-year median of 12.45 and 147.4% above the Software industry median of 2.34. Five9's overall GF Score™ is 72/100 with 9 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Five9 (MEX:FIVN), the current Cyclically Adjusted PB Ratio is 5.79 as of Sep. 16, 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 Five9 (MEX:FIVN) Overvalued in 2026?

Based on GuruFocus' analysis, Five9 stock appears to be overvalued. The current stock price of MXN550.00 is trading 3.3% above its estimated GF Value™ of MXN532.25. GuruFocus considers Five9 to be Fairly Valued.

Key valuation signals for MEX:FIVN:

  • Cyclically Adjusted PB Ratio: 5.79 (53% below median its 10-year median of 12.45)
  • GF Value™: MXN532.25 vs. price of MXN550.00 (3.3% above fair value)
  • GF Score™: 72/100 with 9 warning signs
  • Industry Position: 147.4% above the Software median (#1182 of 1464)

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


Five9 Business Description

Address 3001 Bishop Drive, Suite 350, San Ramon, CA, USA, 94583
Five9 offers cloud-native contact center software enabling digital customer service, sales, and marketing engagement. The company's Intelligent CX platform combines core telephony functionality, omnichannel engagement, and modules into a cloud contact-center-as-a-service, or CCaaS, platform. Five9's modules include digital self-service, agent assist technology, workflow automation, and optimization solutions, as well as artificial intelligence-driven automation solutions that optimize customer service efficiency and manage interaction quality and agent performance.
72GF Score

Get the complete analysis for MEX:FIVN

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

MXN550.00
Price
MXN532.25
GF Value