Middlesex Water CoMSEX +1.78%83 PB Ratio is 2.13 as of Jul. 05, 2026, which is 33% below its 10-year median of 3.18. GuruFocus rates MSEX with a GF Score™ of 83/100 and a GF Value™ of $62.62 (Fairly Valued). The stock has 3 warning signs investors should review. Among 502 Utilities - Regulated companies, Middlesex Water Co ranks worse than 73.11% on this metric.
The historical rank and industry rank for Middlesex Water Co's PB Ratio or its related term are showing as below:
MSEX'
s PB Ratio Range Over the Past 10 Years
Min: 1.87 Med: 3.18 Max: 5.73
Current: 2.13
During the past 13 years, Middlesex Water Co's highest PB Ratio was 5.73. The lowest was 1.87. And the median was 3.18.
MSEX's PB Ratio is ranked worse than 73.11% of 502
companies
in the Utilities - Regulated industry
Industry Median: 1.435
vs MSEX: 2.13
During the past 12 months, Middlesex Water Co's average Book Value Per Share Growth Rate was 7.50% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 5.50% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 6.00% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 8.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Middlesex Water Co was 12.20% per year. The lowest was 1.20% per year. And the median was 5.30% per year.
Back to Basics: PB Ratio
Middlesex Water Co (NAS:MSEX) PB Ratio Explanation
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.
Middlesex Water Co PB Ratio Related Terms
Middlesex Water Co PB Ratio Historical Data
* Premium members only.
The historical data trend for Middlesex 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, Middlesex 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.
Middlesex Water Co PB Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Middlesex Water Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Middlesex 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.
* 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.
Middlesex Water Co (MSEX) has a PB Ratio of 2.13 as of Jul. 05, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Middlesex Water Co and its competitors. This is 33% below median its historical median of 3.18. Over the past decade, Middlesex Water Co's PB Ratio has ranged from 1.87 to 5.73. According to the industry distribution chart, Middlesex Water Co ranks #367 out of 502 companies in the Utilities - Regulated industry, placing it in the top 73.1%.
Is Middlesex Water Co's PB Ratio too high?
Middlesex Water Co's current PB Ratio of 2.13 is 33% below median its 10-year median of 3.18. Over the past 10 years, this metric has ranged from a low of 1.87 to a high of 5.73. The Utilities - Regulated industry median PB Ratio is 1.44. Middlesex Water Co's value of 2.13 is 48.4% above this industry median. Based on the distribution chart, Middlesex Water Co ranks #367 out of 502 companies in the Utilities - Regulated industry, which is below the industry midpoint. Overall, Middlesex Water Co has a GF Score™ of 83/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Middlesex Water Co's PB Ratio compare to YORW and CWCO?
According to the Utilities - Regulated industry distribution chart, Middlesex Water Co ranks #367 out of 502 companies for PB Ratio. This places Middlesex Water Co in the lower half of its industry. The industry median PB Ratio is 1.44. Middlesex Water Co's value of 2.13 is 48.4% above this benchmark. Historically, Middlesex Water Co's own PB Ratio has ranged from 1.87 to 5.73 over the past decade. While the company's 10-year median is 3.18 vs. the industry median of 1.44, Middlesex Water Co 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 PB Ratio for an Utilities - Regulated company?
The median PB Ratio among Utilities - Regulated companies is 1.44, 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. Middlesex Water Co's current PB Ratio of 2.13 is 48.4% 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 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 Middlesex Water Co and its competitors. For the Utilities - Regulated industry, the median PB Ratio is 1.44 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Middlesex Water Co's current PB Ratio is 2.13, which is 33% below median its own 10-year median of 3.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Middlesex Water Co stock overvalued right now?
Based on GuruFocus' analysis, Middlesex Water Co (MSEX) is currently considered Fairly Valued. The stock's GF Value™ is $62.62, compared to a current price of $57.55 — trading 8.1% below its estimated fair value. The current PB Ratio is 2.13, which is 33% below median its 10-year median of 3.18 and 48.4% above the Utilities - Regulated industry median of 1.44. Middlesex Water Co's overall GF Score™ is 83/100 with 3 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 Middlesex Water Co (MSEX), the current PB Ratio is 2.13 as of Jul. 05, 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 Middlesex Water Co (MSEX) Overvalued in 2026?
Based on GuruFocus' analysis, Middlesex Water Co stock appears to be undervalued.
The current stock price of $57.55 is trading 8.1% below its estimated GF Value™ of $62.62.
GuruFocus considers Middlesex Water Co to be Fairly Valued.
Key valuation signals for MSEX:
PB Ratio: 2.13 (33% below median its 10-year median of 3.18)
GF Value™: $62.62 vs. price of $57.55 (8.1% below fair value)
Industry Position: 48.4% above the Utilities - Regulated median (#367 of 502)
No single metric tells the full story. See the MSEX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Middlesex Water Co owns and operates regulated water utility and wastewater systems in the U.S. The company has two operating segments, Regulated and Non-Regulated. The regulated business includes collecting and distributing water to residential, commercial, industrial, and fire protection consumers. The non-regulated business includes contract services for the operation of private water and wastewater systems. The majority of the company's revenue is derived from the Regulated segment and from residential customers.
83GF Score
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