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Axcelis TechnologiesACLS +11.74%93 3-Year Book Growth Rate is 18.30% as of Mar. 2026, which is 713% above its 10-year median of 2.25. GuruFocus rates ACLS with a GF Score™ of 93/100 and a GF Value™ of $87.60 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 984 Semiconductors companies, Axcelis Technologies ranks better than 81.3% on this metric.
During the past 12 months, Axcelis Technologies's average Book Value per Share Growth Rate was 6.30% per year.
During the past 3 years, the average Book Value per Share Growth Rate was 18.30% per year.
During the past 5 years, the average Book Value per Share Growth Rate was 20.50% per year.
During the past 10 years, the average Book Value per Share Growth Rate was 18.10% 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 Axcelis Technologies was 25.60% per year. The lowest was -25.70% per year. And the median was 2.25% per year.
Axcelis Technologies (NAS:ACLS) 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.
Axcelis Technologies 3-Year Book Growth Rate Related Terms
ACLS vs UCTT, IPGP, VECO: 3-Year Book Growth Rate Comparison
For the Semiconductor Equipment & Materials subindustry, Axcelis Technologies'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.
Axcelis Technologies 3-Year Book Growth Rate vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Axcelis Technologies's 3-Year Book Growth Rate distribution charts can be found below:
* The bar in red indicates where Axcelis Technologies's 3-Year Book Growth Rate falls into.
Axcelis Technologies 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 18.30% mean?
Axcelis Technologies (ACLS) has a 3-Year Book Growth Rate of 18.30% 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 Axcelis Technologies and its competitors. This is 713% above median its historical median of 2.25. According to the industry distribution chart, Axcelis Technologies ranks #184 out of 984 companies in the Semiconductors industry, placing it in the top 18.7%.
Is Axcelis Technologies' 3-Year Book Growth Rate too high?
Axcelis Technologies' current 3-Year Book Growth Rate of 18.30% is 713% above median its 10-year median of 2.25. The Semiconductors industry median 3-Year Book Growth Rate is 4.40. Axcelis Technologies' value of 18.30% is 315.9% above this industry median. Based on the distribution chart, Axcelis Technologies ranks #184 out of 984 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Axcelis Technologies has a GF Score™ of 93/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Axcelis Technologies' 3-Year Book Growth Rate compare to UCTT and IPGP?
According to the Semiconductors industry distribution chart, Axcelis Technologies ranks #184 out of 984 companies for 3-Year Book Growth Rate. This places Axcelis Technologies in the top 19% of its industry — outperforming the majority of peers. The industry median 3-Year Book Growth Rate is 4.40. Axcelis Technologies' value of 18.30% is 315.9% above this benchmark. While the company's 10-year median is 2.25 vs. the industry median of 4.40, Axcelis Technologies 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 Semiconductors company?
The median 3-Year Book Growth Rate among Semiconductors companies is 4.40, based on 984 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. Axcelis Technologies's current 3-Year Book Growth Rate of 18.30% is 315.9% 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 Axcelis Technologies and its competitors. For the Semiconductors industry, the median 3-Year Book Growth Rate is 4.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Axcelis Technologies's current 3-Year Book Growth Rate is 18.30%, which is 713% above median its own 10-year median of 2.25. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Axcelis Technologies stock overvalued right now?
Based on GuruFocus' analysis, Axcelis Technologies (ACLS) is currently considered Significantly Overvalued. The stock's GF Value™ is $87.60, compared to a current price of $125.21 — trading 42.9% above its estimated fair value. The current 3-Year Book Growth Rate is 18.30%, which is 713% above median its 10-year median of 2.25 and 315.9% above the Semiconductors industry median of 4.40. Axcelis Technologies' overall GF Score™ is 93/100 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 Book Growth Rate calculated?
3-Year Book Growth Rate is calculated from a company's financial statements. For Axcelis Technologies (ACLS), the current 3-Year Book Growth Rate is 18.30% 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 Axcelis Technologies (ACLS) Overvalued in 2026?
Based on GuruFocus' analysis, Axcelis Technologies stock appears to be overvalued.
The current stock price of $125.21 is trading 42.9% above its estimated GF Value™ of $87.60.
GuruFocus considers Axcelis Technologies to be Significantly Overvalued.
Key valuation signals for ACLS:
3-Year Book Growth Rate: 18.30% (713% above median its 10-year median of 2.25)
GF Value™: $87.60 vs. price of $125.21 (42.9% above fair value)
Industry Position: 315.9% above the Semiconductors median (#184 of 984)
No single metric tells the full story. See the ACLS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Axcelis Technologies Inc designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips. In addition to equipment, the company provides aftermarket lifecycle products and services, including used tools, spare parts, equipment upgrades, maintenance services, and customer training. Geographically, the group has a business presence in North America, Asia Pacific, and Europe, of which key revenue is derived from the Asia Pacific.
93GF Score
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