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.
Allegro Microsystems (NAS:ALGM) Forward PE Ratio Explanation
The Forward PE Ratio of a company is often used to compare current earnings to estimated future earnings, as well as gaining a clearer picture of what earnings will look like without charges and other accounting adjustments. If earnings are expected to grow in the future, the Forward PE Ratio will be lower than the current PE Ratio. This measure is also used to compare one company to another with a forward-looking focus.
Trailing PE Ratio relies on what is already done. It uses the current share price and divides by the total EPS (Basic) over the past 12 months. PE Ratio can be affected by Non Operating Income such as the sale of part of businesses. This may increase for the current year or quarter dramatically. But it cannot be repeated over and over. Therefore PE Ratio without NRI is a more accurate indication of valuation than PE Ratio .
Allegro Microsystems Forward PE Ratio Related Terms
Allegro Microsystems Forward PE Ratio Historical Data
* Premium members only.
The historical data trend for Allegro Microsystems's Forward PE 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.
Allegro Microsystems Forward PE Ratio Chart
Allegro Microsystems Annual Data
Trend
2021-03
2022-03
2024-03
2025-03
2026-03
Forward PE Ratio
39.68
29.33
34.97
48.75
31.18
Allegro Microsystems Quarterly Data
2020-12
2021-03
2021-06
2021-09
2021-12
2022-03
2022-06
2022-09
2022-12
2023-09
2023-12
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
2026-03
2026-06
Forward PE Ratio
48.08
39.68
41.67
46.30
36.90
29.33
21.14
21.65
23.87
21.55
24.21
34.97
70.42
59.88
35.05
48.75
65.09
56.59
27.64
31.18
58.77
ALGM vs SWKS, SIMO, QRVO: Forward PE Ratio Comparison
For the Semiconductors subindustry, Allegro Microsystems's Forward PE Ratio, along with its competitors' market caps and Forward PE 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.
Allegro Microsystems Forward PE Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Allegro Microsystems's Forward PE Ratio distribution charts can be found below:
* The bar in red indicates where Allegro Microsystems's Forward PE Ratio falls into.
It's a measure of the price-to-earnings ratio (PE Ratio) using forecasted earnings for the calculation. While the earnings used are just an estimate and are not as reliable as current earnings data, there is still benefit in estimated P/E analysis. The forecasted earnings used in the formula can either be for the next 12 months or for the next full-year fiscal period.
Allegro Microsystems (ALGM) has a Forward PE Ratio of 41.67 as of Aug. 02, 2026. Forward P/E ratio is the share price dividend by the expected per-share earnings in the next 12 months. View historical data on Allegro Microsystems and its competitors. According to the industry distribution chart, Allegro Microsystems ranks #364 out of 550 companies in the Semiconductors industry, placing it in the top 66.2%.
Is Allegro Microsystems' Forward PE Ratio too high?
Allegro Microsystems' current Forward PE Ratio is 41.67. The Semiconductors industry median Forward PE Ratio is 28.71. Allegro Microsystems' value of 41.67 is 45.1% above this industry median. Based on the distribution chart, Allegro Microsystems ranks #364 out of 550 companies in the Semiconductors industry, which is below the industry midpoint. Overall, Allegro Microsystems has a GF Score™ of 85/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Allegro Microsystems' Forward PE Ratio compare to SWKS and SIMO?
According to the Semiconductors industry distribution chart, Allegro Microsystems ranks #364 out of 550 companies for Forward PE Ratio. This places Allegro Microsystems in the lower half of its industry. The industry median Forward PE Ratio is 28.71. Allegro Microsystems' value of 41.67 is 45.1% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Forward PE Ratio for a Semiconductors company?
The median Forward PE Ratio among Semiconductors companies is 28.71, based on 550 companies in the industry. Companies in the top quartile (top 25%) have a Forward PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Forward PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Allegro Microsystems's current Forward PE Ratio of 41.67 is 45.1% 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 Forward PE Ratio mean?
A high Forward PE Ratio can signal that a stock is expensive relative to its fundamentals. Forward P/E ratio is the share price dividend by the expected per-share earnings in the next 12 months. View historical data on Allegro Microsystems and its competitors. For the Semiconductors industry, the median Forward PE Ratio is 28.71 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Allegro Microsystems's current Forward PE Ratio is 41.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Allegro Microsystems stock overvalued right now?
Based on GuruFocus' analysis, Allegro Microsystems (ALGM) is currently considered Significantly Overvalued. The stock's GF Value™ is $30.05, compared to a current price of $41.50 — trading 38.1% above its estimated fair value. The current Forward PE Ratio is 41.67 and 45.1% above the Semiconductors industry median of 28.71. Allegro Microsystems' overall GF Score™ is 85/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Forward PE Ratio calculated?
Forward PE Ratio is calculated from a company's financial statements. For Allegro Microsystems (ALGM), the current Forward PE Ratio is 41.67 as of Aug. 02, 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 Allegro Microsystems (ALGM) Overvalued in 2026?
Based on GuruFocus' analysis, Allegro Microsystems stock appears to be overvalued.
The current stock price of $41.50 is trading 38.1% above its estimated GF Value™ of $30.05.
GuruFocus considers Allegro Microsystems to be Significantly Overvalued.
Key valuation signals for ALGM:
Forward PE Ratio: 41.67
GF Value™: $30.05 vs. price of $41.50 (38.1% above fair value)
Industry Position: 45.1% above the Semiconductors median (#364 of 550)
No single metric tells the full story. See the ALGM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Allegro Microsystems Inc is a designer, developer, fabless manufacturer, and marketer of sensor ICs and application-specific analog power ICs for automotive and industrial markets. Its Sensor IC allows customers to precisely measure motion, speed, position, and current, and Power ICs include high-temperature and high-voltage capable motor drivers, power management, and LED driver ICs. Its products are divided into three categories: SENSE, which includes Current Sensors, Switches, and Latches, and Interface ICs among others; REGULATE, which includes Regulators, ClearPower Modules, and LED Drivers; and DRIVE, which includes BLDC Drivers, Brush DC, and others. Product-wise, the firm derives the majority of its revenue from sales of Magnetic sensors.
85GF Score
Get the complete analysis for ALGM
Forward PE Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ALGM has been successfully added to your 
