Manila Water CoPHS:MWC -2.85%95 PB Ratio is 1.13 as of Jun. 27, 2026, which is 4% above its 10-year median of 1.09. GuruFocus rates PHS:MWC with a GF Score™ of 95/100 and a GF Value™ of ₱35.89 (Fairly Valued). The stock has 4 warning signs investors should review. Among 502 Utilities - Regulated companies, Manila Water Co ranks better than 60.76% on this metric.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-06-27), Manila Water Co's share price is ₱34.05. Manila Water Co's Book Value per Share for the quarter that ended in Mar. 2026 was ₱30.21. Hence, Manila Water Co's PB Ratio of today is 1.13.
Good Sign:
Manila Water Co Inc stock PB Ratio (=1.24) is close to 1-year low of 1.18.
The historical rank and industry rank for Manila Water Co's PB Ratio or its related term are showing as below:
PHS:MWC'
s PB Ratio Range Over the Past 10 Years
Min: 0.28 Med: 1.09 Max: 1.82
Current: 1.12
During the past 13 years, Manila Water Co's highest PB Ratio was 1.82. The lowest was 0.28. And the median was 1.09.
PHS:MWC's PB Ratio is ranked better than 60.76% of 502
companies
in the Utilities - Regulated industry
Industry Median: 1.42
vs PHS:MWC: 1.12
During the past 12 months, Manila Water Co's average Book Value Per Share Growth Rate was 21.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 11.90% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 5.90% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 3.70% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Manila Water Co was 19.40% per year. The lowest was -5.90% per year. And the median was 13.60% per year.
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
Manila Water Co PB Ratio Related Terms
Manila Water Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Manila Water Co's 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.
For the Utilities - Regulated Water subindustry, Manila Water Co's PB Ratio, along with its competitors' market caps and 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.
Manila Water Co PB Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Manila Water Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Manila Water Co's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
Manila Water Co's PB Ratio for today is calculated as follows:
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Manila Water Co (PHS:MWC) has a PB Ratio of 1.13 as of Jun. 27, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Manila Water Co and its competitors. This is near median its historical median of 1.09. Over the past decade, Manila Water Co's PB Ratio has ranged from 0.28 to 1.82. According to the industry distribution chart, Manila Water Co ranks #197 out of 502 companies in the Utilities - Regulated industry, placing it in the top 39.2%.
Is Manila Water Co's PB Ratio too high?
Manila Water Co's current PB Ratio of 1.13 is near median its 10-year median of 1.09. Over the past 10 years, this metric has ranged from a low of 0.28 to a high of 1.82. The Utilities - Regulated industry median PB Ratio is 1.42. Manila Water Co's value of 1.13 is 20.4% below this industry median. Based on the distribution chart, Manila Water Co ranks #197 out of 502 companies in the Utilities - Regulated industry, which is above the industry midpoint. Overall, Manila Water Co has a GF Score™ of 95/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Manila Water Co's PB Ratio compare to AWK and WTRG?
According to the Utilities - Regulated industry distribution chart, Manila Water Co ranks #197 out of 502 companies for PB Ratio. This puts Manila Water Co in the upper half of its industry. The industry median PB Ratio is 1.42. Manila Water Co's value of 1.13 is 20.4% below this benchmark. Historically, Manila Water Co's own PB Ratio has ranged from 0.28 to 1.82 over the past decade. While the company's 10-year median is 1.09 vs. the industry median of 1.42, Manila Water Co 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 PB Ratio for an Utilities - Regulated company?
The median PB Ratio among Utilities - Regulated companies is 1.42, based on 502 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Manila Water Co's current PB Ratio of 1.13 is 20.4% 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Manila Water Co and its competitors. For the Utilities - Regulated industry, the median PB Ratio is 1.42 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Manila Water Co's current PB Ratio is 1.13, which is near median its own 10-year median of 1.09. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Manila Water Co stock overvalued right now?
Based on GuruFocus' analysis, Manila Water Co (PHS:MWC) is currently considered Fairly Valued. The stock's GF Value™ is ₱35.89, compared to a current price of ₱34.05 — trading 5.1% below its estimated fair value. The current PB Ratio is 1.13, which is near median its 10-year median of 1.09 and 20.4% below the Utilities - Regulated industry median of 1.42. Manila Water Co's overall GF Score™ is 95/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Manila Water Co (PHS:MWC), the current PB Ratio is 1.13 as of Jun. 27, 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 Manila Water Co (PHS:MWC) Overvalued in 2026?
Based on GuruFocus' analysis, Manila Water Co stock appears to be undervalued.
The current stock price of ₱34.05 is trading 5.1% below its estimated GF Value™ of ₱35.89.
GuruFocus considers Manila Water Co to be Fairly Valued.
Key valuation signals for PHS:MWC:
PB Ratio: 1.13 (near median its 10-year median of 1.09)
GF Value™: ₱35.89 vs. price of ₱34.05 (5.1% below fair value)
Industry Position: 20.4% below the Utilities - Regulated median (#197 of 502)
No single metric tells the full story. See the PHS:MWC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Manila Water Co Inc holds the exclusive right to provide water and used water services in the East Zone of Metro Manila under a concession agreement with the Metropolitan Waterworks and Sewerage System. The company delivers water treatment, distribution, sewerage, and sanitation services to a large population across residential, commercial, and industrial customers. Its service area covers several cities and municipalities in Metro Manila and nearby parts of Rizal, including urban centers such as Makati, Pasig, Quezon City, Taguig, and Marikina, along with surrounding towns.
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