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Sonova Holding AGXSWX:SOON -1.01%90 3-Year Book Growth Rate is 5.80% as of Mar. 2026, which is 26% below its 10-year median of 7.80. GuruFocus rates XSWX:SOON with a GF Score™ of 90/100 and a GF Value™ of CHF252.63 (Fairly Valued). The stock has 6 warning signs investors should review. Among 758 Medical Devices & Instruments companies, Sonova Holding AG ranks better than 62.8% on this metric.
During the past 12 months, Sonova Holding AG's average Book Value per Share Growth Rate was -1.60% per year.
During the past 3 years, the average Book Value per Share Growth Rate was 5.80% per year.
During the past 5 years, the average Book Value per Share Growth Rate was 1.50% per year.
During the past 10 years, the average Book Value per Share Growth Rate was 3.80% per year.
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the average Book Value per Share growth rate.
During the past 13 years, the highest 3-Year average Book Value per Share Growth Rate of Sonova Holding AG was 35.70% per year. The lowest was -1.70% per year. And the median was 7.80% per year.
Sonova Holding AG (XSWX:SOON) 3-Year Book Growth Rate Explanation
Book Value per Share is the ratio of equity available to common shareholders divided by the shares outstanding. Book value per share effectively indicates a firm's net asset value on a per-share basis. It can be used by investors to gauge whether a stock price is undervalued by comparing it to the firm's market value per share. Theoretically, it is what the shareholders will receive if the company is liquidated.
Sonova Holding AG 3-Year Book Growth Rate Related Terms
XSWX:SOON vs ABT, SYK, MDT: 3-Year Book Growth Rate Comparison
For the Medical Devices subindustry, Sonova Holding AG's 3-Year Book Growth Rate, along with its competitors' market caps and 3-Year Book Growth Rate 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.
Sonova Holding AG 3-Year Book Growth Rate vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Sonova Holding AG's 3-Year Book Growth Rate distribution charts can be found below:
* The bar in red indicates where Sonova Holding AG's 3-Year Book Growth Rate falls into.
Sonova Holding AG 3-Year Book Growth Rate Calculation
This is the 3-year average growth rate of Book Value per Share. The growth rate is calculated using exponential compounding based on the latest four year annual data.
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the average Book Value per Share growth rate.
What does a 3-Year Book Growth Rate of 5.80% mean?
Sonova Holding AG (XSWX:SOON) has a 3-Year Book Growth Rate of 5.80% as of Mar. 2026. 3-Year Book Growth Rate is the 3-year average growth rate of Book Value per Share. View historical data for Sonova Holding AG and its competitors. This is 26% below median its historical median of 7.80. According to the industry distribution chart, Sonova Holding AG ranks #282 out of 758 companies in the Medical Devices & Instruments industry, placing it in the top 37.2%.
Is Sonova Holding AG's 3-Year Book Growth Rate too high?
Sonova Holding AG's current 3-Year Book Growth Rate of 5.80% is 26% below median its 10-year median of 7.80. The Medical Devices & Instruments industry median 3-Year Book Growth Rate is 2.35. Sonova Holding AG's value of 5.80% is 146.8% above this industry median. Based on the distribution chart, Sonova Holding AG ranks #282 out of 758 companies in the Medical Devices & Instruments industry, which is above the industry midpoint. Overall, Sonova Holding AG has a GF Score™ of 90/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Sonova Holding AG's 3-Year Book Growth Rate compare to ABT and SYK?
According to the Medical Devices & Instruments industry distribution chart, Sonova Holding AG ranks #282 out of 758 companies for 3-Year Book Growth Rate. This puts Sonova Holding AG in the upper half of its industry. The industry median 3-Year Book Growth Rate is 2.35. Sonova Holding AG's value of 5.80% is 146.8% above this benchmark. While the company's 10-year median is 7.80 vs. the industry median of 2.35, Sonova Holding AG 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 3-Year Book Growth Rate for a Medical Devices & Instruments company?
The median 3-Year Book Growth Rate among Medical Devices & Instruments companies is 2.35, based on 758 companies in the industry. Companies in the top quartile (top 25%) have a 3-Year Book Growth Rate significantly above this median, while those in the bottom quartile fall well below. However, 3-Year Book Growth Rate should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Sonova Holding AG's current 3-Year Book Growth Rate of 5.80% is 146.8% 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 3-Year Book Growth Rate mean?
A high 3-Year Book Growth Rate can signal that a stock is expensive relative to its fundamentals. 3-Year Book Growth Rate is the 3-year average growth rate of Book Value per Share. View historical data for Sonova Holding AG and its competitors. For the Medical Devices & Instruments industry, the median 3-Year Book Growth Rate is 2.35 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sonova Holding AG's current 3-Year Book Growth Rate is 5.80%, which is 26% below median its own 10-year median of 7.80. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sonova Holding AG stock overvalued right now?
Based on GuruFocus' analysis, Sonova Holding AG (XSWX:SOON) is currently considered Fairly Valued. The stock's GF Value™ is CHF252.63, compared to a current price of CHF234.40 — trading 7.2% below its estimated fair value. The current 3-Year Book Growth Rate is 5.80%, which is 26% below median its 10-year median of 7.80 and 146.8% above the Medical Devices & Instruments industry median of 2.35. Sonova Holding AG's overall GF Score™ is 90/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Year Book Growth Rate calculated?
3-Year Book Growth Rate is calculated from a company's financial statements. For Sonova Holding AG (XSWX:SOON), the current 3-Year Book Growth Rate is 5.80% as of Mar. 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 Sonova Holding AG (XSWX:SOON) Overvalued in 2026?
Based on GuruFocus' analysis, Sonova Holding AG stock appears to be undervalued.
The current stock price of CHF234.40 is trading 7.2% below its estimated GF Value™ of CHF252.63.
GuruFocus considers Sonova Holding AG to be Fairly Valued.
Key valuation signals for XSWX:SOON:
3-Year Book Growth Rate: 5.80% (26% below median its 10-year median of 7.80)
GF Value™: CHF252.63 vs. price of CHF234.40 (7.2% below fair value)
Industry Position: 146.8% above the Medical Devices & Instruments median (#282 of 758)
No single metric tells the full story. See the XSWX:SOON stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sonova is one of the world's largest manufacturers and distributors of hearing aids. The company is based in Switzerland and distributes its products in more than 100 countries through its internal sales team and independent retailers. It also sells cochlear implants and audio technologies.
90GF Score
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