GSGTF (Gensight Biologics) Cyclically Adjusted PB Ratio: 0.09 (As of Jul. 13, 2026) — 81% Below Median


What is Gensight Biologics Cyclically Adjusted PB Ratio?

Gensight Biologics GSGTF Cyclically Adjusted PB Ratio is 0.09 as of Jul. 13, 2026, which is 81% below its 10-year median of 0.47. The stock has 8 warning signs investors should review. Among 697 Biotechnology companies, Gensight Biologics ranks better than 86.51% on this metric.

As of today (2026-07-13), Gensight Biologics's current share price is $0.09. Gensight Biologics's Cyclically Adjusted Book per Share for the fiscal year that ended in Dec25 was $0.98. Gensight Biologics's Cyclically Adjusted PB Ratio for today is 0.09.

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

GSGTF' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.11   Med: 0.47   Max: 5.98
Current: 0.15

During the past 13 years, Gensight Biologics's highest Cyclically Adjusted PB Ratio was 5.98. The lowest was 0.11. And the median was 0.47.

GSGTF's Cyclically Adjusted PB Ratio is ranked better than
86.51% of 697 companies
in the Biotechnology industry
Industry Median: 1.62 vs GSGTF: 0.15

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.

Gensight Biologics's adjusted book value per share data of for the fiscal year that ended in Dec25 was $-0.133. 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 $0.98 for the trailing ten years ended in Dec25.

Shiller PE for Stocks: The True Measure of Stock Valuation


Gensight Biologics  (OTCPK:GSGTF) 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.


Gensight Biologics Cyclically Adjusted PB Ratio Related Terms


Gensight Biologics Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Gensight Biologics'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.

Gensight Biologics Cyclically Adjusted PB Ratio Chart

Gensight Biologics 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 5.41 3.55 0.56 0.36 0.19

Gensight Biologics Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
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 0.56 0.00 0.36 0.00 0.19

GSGTF vs VRTX, REGN, ALNY: Cyclically Adjusted PB Ratio Comparison

For the Biotechnology subindustry, Gensight Biologics'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.


Gensight Biologics Cyclically Adjusted PB Ratio vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Gensight Biologics's Cyclically Adjusted PB Ratio distribution charts can be found below:

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



Gensight Biologics 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.

Gensight Biologics's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=0.09/0.98
=0.09

* 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.

Gensight Biologics's Cyclically Adjusted Book per Share for the fiscal year that ended in Dec25 is calculated as:

For example, Gensight Biologics's adjusted Book Value per Share data for the fiscal year that ended in Dec25 was:

Adj_Book=Book Value per Share/CPI of Dec25 (Change)*Current CPI (Dec25)
=-0.133/120.9000*120.9000
=-0.133

Current CPI (Dec25) = 120.9000.

Gensight Biologics Annual Data

Book Value per Share CPI Adj_Book
201612 1.494 100.650 1.795
201712 2.686 101.850 3.188
201812 1.098 103.470 1.283
201912 0.357 104.980 0.411
202012 0.350 104.960 0.403
202112 0.391 107.850 0.438
202212 -0.352 114.160 -0.373
202312 -0.515 118.390 -0.526
202412 -0.230 119.950 -0.232
202512 -0.133 120.900 -0.133

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 0.09 mean?
Gensight Biologics (GSGTF) has a Cyclically Adjusted PB Ratio of 0.09 as of Jul. 13, 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 Gensight Biologics and its competitors. This is 81% below median its historical median of 0.47. Over the past decade, Gensight Biologics' Cyclically Adjusted PB Ratio has ranged from 0.11 to 5.98. According to the industry distribution chart, Gensight Biologics ranks #94 out of 697 companies in the Biotechnology industry, placing it in the top 13.5%.
Is Gensight Biologics' Cyclically Adjusted PB Ratio too high?
Gensight Biologics' current Cyclically Adjusted PB Ratio of 0.09 is 81% below median its 10-year median of 0.47. Over the past 10 years, this metric has ranged from a low of 0.11 to a high of 5.98. The Biotechnology industry median Cyclically Adjusted PB Ratio is 1.62. Gensight Biologics' value of 0.09 is 94.4% below this industry median. Based on the distribution chart, Gensight Biologics ranks #94 out of 697 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers.
How does Gensight Biologics' Cyclically Adjusted PB Ratio compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Gensight Biologics ranks #94 out of 697 companies for Cyclically Adjusted PB Ratio. This places Gensight Biologics in the top 14% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 1.62. Gensight Biologics' value of 0.09 is 94.4% below this benchmark. Historically, Gensight Biologics' own Cyclically Adjusted PB Ratio has ranged from 0.11 to 5.98 over the past decade. While the company's 10-year median is 0.47 vs. the industry median of 1.62, Gensight Biologics has consistently been below 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 Biotechnology company?
The median Cyclically Adjusted PB Ratio among Biotechnology companies is 1.62, based on 697 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. Gensight Biologics's current Cyclically Adjusted PB Ratio of 0.09 is 94.4% 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 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 Gensight Biologics and its competitors. For the Biotechnology industry, the median Cyclically Adjusted PB Ratio is 1.62 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gensight Biologics's current Cyclically Adjusted PB Ratio is 0.09, which is 81% below median its own 10-year median of 0.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Gensight Biologics stock overvalued right now?
Based on GuruFocus' analysis, Gensight Biologics (GSGTF) is currently considered Significantly Overvalued. The stock's GF Value™ is $0.04, compared to a current price of $0.09 — trading 125% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.09, which is 81% below median its 10-year median of 0.47 and 94.4% below the Biotechnology industry median of 1.62. 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 Gensight Biologics (GSGTF), the current Cyclically Adjusted PB Ratio is 0.09 as of Jul. 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.

Gensight Biologics Business Description

Address 74, rue du Faubourg Saint-Antoine, Paris, FRA, 75012
Gensight Biologics SA is a clinical-stage biopharma company focused on developing and commercializing gene therapies for retinal neurodegenerative diseases and central nervous system disorders. The company's pipeline leverages two core technology platforms, the Mitochondrial Targeting Sequence (MTS) and optogenetics, to help preserve or restore vision in patients suffering from blinding retinal diseases. The product candidate, LUMEVOQ, was developed using the MTS technology platform and is designed to treat LHON by restoring the function of retinal diseases resulting from mutations.