Indian Overseas Bank (NSE:IOB) Cyclically Adjusted PB Ratio: 1.45 (As of Jul. 23, 2026) — 245% Above 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.

NSE:IOB Indian Overseas Bank NSE:IOB
58 GF Score
Price ₹34.59
GF Value ₹49.90
Valuation Significantly Undervalued
! 2 Warning Signs
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What is Indian Overseas Bank Cyclically Adjusted PB Ratio?

Indian Overseas Bank NSE:IOB -1.87% 58 Cyclically Adjusted PB Ratio is 1.45 as of Jul. 23, 2026, which is 245% above its 10-year median of 0.42. GuruFocus rates NSE:IOB with a GF Score™ of 58/100 and a GF Value™ of ₹49.90 (Significantly Undervalued). The stock has 2 warning signs investors should review. Among 1,290 Banks companies, Indian Overseas Bank ranks worse than 61.01% on this metric.

As of today (2026-07-23), Indian Overseas Bank's current share price is ₹34.59. Indian Overseas Bank's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 was ₹23.84. Indian Overseas Bank's Cyclically Adjusted PB Ratio for today is 1.45.

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

NSE:IOB' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.05   Med: 0.42   Max: 1.48
Current: 1.48

During the past years, Indian Overseas Bank's highest Cyclically Adjusted PB Ratio was 1.48. The lowest was 0.05. And the median was 0.42.

NSE:IOB's Cyclically Adjusted PB Ratio is ranked worse than
61.01% of 1290 companies
in the Banks industry
Industry Median: 1.26 vs NSE:IOB: 1.48

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.

Indian Overseas Bank's adjusted book value per share data for the three months ended in Jun. 2026 was ₹20.225. 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 ₹23.84 for the trailing ten years ended in Jun. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Indian Overseas Bank  (NSE:IOB) 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.


Indian Overseas Bank Cyclically Adjusted PB Ratio Related Terms


Indian Overseas Bank Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Indian Overseas Bank'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.

Indian Overseas Bank Cyclically Adjusted PB Ratio Chart

Indian Overseas Bank Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.24 0.35 1.27 1.18 1.32

Indian Overseas Bank 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 1.19 1.44 1.32 1.32 1.43

Indian Overseas Bank Cyclically Adjusted PB Ratio Competitor Comparison

For the Banks - Regional subindustry, Indian Overseas Bank'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.


Indian Overseas Bank Cyclically Adjusted PB Ratio vs Banks Industry

For the Banks industry and Financial Services sector, Indian Overseas Bank's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


NSE:IOB
58GF Score
Indian Overseas Bank NSE:IOB
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Indian Overseas Bank 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.

Indian Overseas Bank's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=34.59/23.84
=1.45

* 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.

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

For example, Indian Overseas Bank'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)
=20.225/166.1454*166.1454
=20.225

Current CPI (Jun. 2026) = 166.1454.

Indian Overseas Bank Quarterly Data

Book Value per Share CPI Adj_Book
201609 61.976 105.961 97.177
201612 0.000 105.196 0.000
201703 55.992 105.196 88.433
201706 0.000 107.109 0.000
201709 45.886 109.021 69.929
201712 0.000 109.404 0.000
201803 27.141 109.786 41.074
201806 0.000 111.317 0.000
201809 24.679 115.142 35.611
201812 0.000 115.142 0.000
201903 17.896 118.202 25.155
201906 0.000 120.880 0.000
201909 15.108 123.175 20.379
201912 0.000 126.235 0.000
202003 9.828 124.705 13.094
202006 9.952 127.000 13.019
202009 9.983 130.118 12.747
202012 10.135 130.889 12.865
202103 10.403 131.771 13.117
202106 11.321 134.084 14.028
202109 11.402 135.847 13.945
202112 11.650 138.161 14.010
202203 11.955 138.822 14.308
202206 0.000 142.347 0.000
202209 12.647 144.661 14.525
202212 12.797 145.763 14.586
202303 13.160 146.865 14.888
202306 13.417 150.280 14.833
202309 13.742 151.492 15.071
202312 14.160 152.924 15.384
202403 14.581 153.035 15.830
202406 14.328 155.789 15.280
202409 14.868 157.882 15.646
202412 15.302 158.323 16.058
202503 16.739 157.552 17.652
202506 17.208 159.755 17.896
202509 17.776 162.289 18.198
202512 18.528 163.281 18.853
202603 19.209 164.272 19.428
202606 20.225 166.145 20.225

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 1.45 mean?
Indian Overseas Bank (NSE:IOB) has a Cyclically Adjusted PB Ratio of 1.45 as of Jul. 23, 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 Indian Overseas Bank and its competitors. This is 245% above median its historical median of 0.42. Over the past decade, Indian Overseas Bank's Cyclically Adjusted PB Ratio has ranged from 0.05 to 1.48. According to the industry distribution chart, Indian Overseas Bank ranks #787 out of 1290 companies in the Banks industry, placing it in the top 61%.
Is Indian Overseas Bank's Cyclically Adjusted PB Ratio too high?
Indian Overseas Bank's current Cyclically Adjusted PB Ratio of 1.45 is 245% above median its 10-year median of 0.42. Over the past 10 years, this metric has ranged from a low of 0.05 to a high of 1.48. The Banks industry median Cyclically Adjusted PB Ratio is 1.26. Indian Overseas Bank's value of 1.45 is 15.1% above this industry median. Based on the distribution chart, Indian Overseas Bank ranks #787 out of 1290 companies in the Banks industry, which is below the industry midpoint. Overall, Indian Overseas Bank has a GF Score™ of 58/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Indian Overseas Bank's Cyclically Adjusted PB Ratio compare to competitors?
According to the Banks industry distribution chart, Indian Overseas Bank ranks #787 out of 1290 companies for Cyclically Adjusted PB Ratio. This places Indian Overseas Bank in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.26. Indian Overseas Bank's value of 1.45 is 15.1% above this benchmark. Historically, Indian Overseas Bank's own Cyclically Adjusted PB Ratio has ranged from 0.05 to 1.48 over the past decade. While the company's 10-year median is 0.42 vs. the industry median of 1.26, Indian Overseas Bank 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 Banks company?
The median Cyclically Adjusted PB Ratio among Banks companies is 1.26, based on 1,290 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. Indian Overseas Bank's current Cyclically Adjusted PB Ratio of 1.45 is 15.1% 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 Indian Overseas Bank and its competitors. For the Banks industry, the median Cyclically Adjusted PB Ratio is 1.26 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Indian Overseas Bank's current Cyclically Adjusted PB Ratio is 1.45, which is 245% above median its own 10-year median of 0.42. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Indian Overseas Bank stock overvalued right now?
Based on GuruFocus' analysis, Indian Overseas Bank (NSE:IOB) is currently considered Significantly Undervalued. The stock's GF Value™ is ₹49.90, compared to a current price of ₹34.59 — trading 30.7% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.45, which is 245% above median its 10-year median of 0.42 and 15.1% above the Banks industry median of 1.26. Indian Overseas Bank's overall GF Score™ is 58/100 with 2 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 Indian Overseas Bank (NSE:IOB), the current Cyclically Adjusted PB Ratio is 1.45 as of Jul. 23, 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 Indian Overseas Bank (NSE:IOB) Overvalued in 2026?

Based on GuruFocus' analysis, Indian Overseas Bank stock appears to be undervalued. The current stock price of ₹34.59 is trading 30.7% below its estimated GF Value™ of ₹49.90. GuruFocus considers Indian Overseas Bank to be Significantly Undervalued.

Key valuation signals for NSE:IOB:

  • Cyclically Adjusted PB Ratio: 1.45 (245% above median its 10-year median of 0.42)
  • GF Value™: ₹49.90 vs. price of ₹34.59 (30.7% below fair value)
  • GF Score™: 58/100 with 2 warning signs
  • Industry Position: 15.1% above the Banks median (#787 of 1290)

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


Indian Overseas Bank Business Description

Other Exchanges 532388:India
Address No. 763, Anna Salai, Central Office, Chennai, TN, IND, 600 002
Indian Overseas Bank is engaged in the banking sector. The bank is based in India and has branches in several Asian countries. The bank's business segments are Treasury Segment includes the entire investment portfolio and trading in foreign exchange contracts and derivative contracts; Corporate/Wholesale Banking segment comprises the lending activities of borrowers having exposure of seven Crores and above; Retail Banking include exposures which fulfil the four criteria of orientation, product, granularity, and low value of individual exposures for retail exposures; Digital Banking Segment as a sub-segment of Retail Banking Segment; and Other Banking Operations Segments which are not covered above. Majority of income comes from Retail Banking. It generates majority of income from Domestic.
58GF Score

Get the complete analysis for NSE:IOB

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

₹34.59
Price
₹49.90
GF Value