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.
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.
Sono-TekSOTK -3.49%90 3-Year EBITDA Growth Rate is 27.90% as of May. 2026, which is 1168% above its 10-year median of 2.20. GuruFocus rates SOTK with a GF Score™ of 90/100 and a GF Value™ of $4.48 (Fairly Valued). The stock has 4 warning signs investors should review. Among 2,024 Hardware companies, Sono-Tek ranks better than 82.56% on this metric.
During the past 12 months, Sono-Tek's average EBITDA Per Share Growth Rate was 48.80% per year.
During the past 3 years, the average EBITDA Per Share Growth Rate was 27.90% per year.
During the past 5 years, the average EBITDA Per Share Growth Rate was 2.70% per year.
During the past 10 years, the average EBITDA Per Share Growth Rate was 10.50% 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 EBITDA per share growth rate.
During the past 13 years, the highest 3-Year average EBITDA Per Share Growth Rate of Sono-Tek was 149.30% per year. The lowest was -62.20% per year. And the median was 2.20% per year.
EBITDA per Share is the amount of Earnings Before Interest, Taxes, Depreciation, and Amortization (EBITDA) per outstanding share of the company's stock.
Earnings Before Interest, Taxes, Depreciation, and Amortization (EBITDA) is what the company earns before it expenses interest, taxes, depreciation and amortization.
Sono-Tek 3-Year EBITDA Growth Rate Related Terms
SOTK vs ARBE, GNSS, ODYS: 3-Year EBITDA Growth Rate Comparison
For the Scientific & Technical Instruments subindustry, Sono-Tek's 3-Year EBITDA Growth Rate, along with its competitors' market caps and 3-Year EBITDA 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.
Sono-Tek 3-Year EBITDA Growth Rate vs Hardware Industry
For the Hardware industry and Technology sector, Sono-Tek's 3-Year EBITDA Growth Rate distribution charts can be found below:
* The bar in red indicates where Sono-Tek's 3-Year EBITDA Growth Rate falls into.
This is the 3-year average growth rate of EBITDA 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 EBITDA per share growth rate.
What does a 3-Year EBITDA Growth Rate of 27.90% mean?
Sono-Tek (SOTK) has a 3-Year EBITDA Growth Rate of 27.90% as of May. 2026. 3-Year EBITDA Growth Rate is the 3-year average growth rate of EBITDA per share. View historical data for Sono-Tek and its competitors. This is 1168% above median its historical median of 2.20. According to the industry distribution chart, Sono-Tek ranks #353 out of 2024 companies in the Hardware industry, placing it in the top 17.4%.
Is Sono-Tek's 3-Year EBITDA Growth Rate too high?
Sono-Tek's current 3-Year EBITDA Growth Rate of 27.90% is 1168% above median its 10-year median of 2.20. The Hardware industry median 3-Year EBITDA Growth Rate is 1.95. Sono-Tek's value of 27.90% is 1330.8% above this industry median. Based on the distribution chart, Sono-Tek ranks #353 out of 2024 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Sono-Tek has a GF Score™ of 90/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Sono-Tek's 3-Year EBITDA Growth Rate compare to ARBE and GNSS?
According to the Hardware industry distribution chart, Sono-Tek ranks #353 out of 2024 companies for 3-Year EBITDA Growth Rate. This places Sono-Tek in the top 17% of its industry — outperforming the majority of peers. The industry median 3-Year EBITDA Growth Rate is 1.95. Sono-Tek's value of 27.90% is 1330.8% above this benchmark. While the company's 10-year median is 2.20 vs. the industry median of 1.95, Sono-Tek 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 EBITDA Growth Rate for a Hardware company?
The median 3-Year EBITDA Growth Rate among Hardware companies is 1.95, based on 2,024 companies in the industry. Companies in the top quartile (top 25%) have a 3-Year EBITDA Growth Rate significantly above this median, while those in the bottom quartile fall well below. However, 3-Year EBITDA Growth Rate should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Sono-Tek's current 3-Year EBITDA Growth Rate of 27.90% is 1330.8% 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 EBITDA Growth Rate mean?
A high 3-Year EBITDA Growth Rate can signal that a stock is expensive relative to its fundamentals. 3-Year EBITDA Growth Rate is the 3-year average growth rate of EBITDA per share. View historical data for Sono-Tek and its competitors. For the Hardware industry, the median 3-Year EBITDA Growth Rate is 1.95 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sono-Tek's current 3-Year EBITDA Growth Rate is 27.90%, which is 1168% above median its own 10-year median of 2.20. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sono-Tek stock overvalued right now?
Based on GuruFocus' analysis, Sono-Tek (SOTK) is currently considered Fairly Valued. The stock's GF Value™ is $4.48, compared to a current price of $4.43 — trading 1.1% below its estimated fair value. The current 3-Year EBITDA Growth Rate is 27.90%, which is 1168% above median its 10-year median of 2.20 and 1330.8% above the Hardware industry median of 1.95. Sono-Tek's overall GF Score™ is 90/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Year EBITDA Growth Rate calculated?
3-Year EBITDA Growth Rate is calculated from a company's financial statements. For Sono-Tek (SOTK), the current 3-Year EBITDA Growth Rate is 27.90% as of May. 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 Sono-Tek (SOTK) Overvalued in 2026?
Based on GuruFocus' analysis, Sono-Tek stock appears to be undervalued.
The current stock price of $4.43 is trading 1.1% below its estimated GF Value™ of $4.48.
GuruFocus considers Sono-Tek to be Fairly Valued.
Key valuation signals for SOTK:
3-Year EBITDA Growth Rate: 27.90% (1168% above median its 10-year median of 2.20)
GF Value™: $4.48 vs. price of $4.43 (1.1% below fair value)
Industry Position: 1330.8% above the Hardware median (#353 of 2024)
No single metric tells the full story. See the SOTK stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sono-Tek Corp designs and manufactures ultrasonic coating systems for applying precise, thin film coatings to add functional properties, protect or strengthen surfaces on parts and components for the microelectronics/electronics, alternative energy, medical, industrial, and emerging research & development/other markets. The company designs and manufacture custom-engineered ultrasonic coating systems incorporating its patented technology, in combination with applications engineering knowledge, to assist its customers in achieving their desired coating solutions.
90GF Score
Get the complete analysis for SOTK
3-Year EBITDA Growth Rate is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
SOTK has been successfully added to your 
