Axcelis Technologies, Inc. (ACLS) P/E Ratio History
Historical price-to-earnings valuation from 2000 to 2025
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Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of March 1, 2026, Axcelis Technologies, Inc. (ACLS) trades at a price-to-earnings ratio of 21.7x, with a stock price of $82.61 and trailing twelve-month earnings per share of $3.86.
The current P/E is 15% above its 5-year average of 18.9x. Over the past five years, ACLS's P/E has ranged from a low of 9.1x to a high of 29.5x, placing the current valuation at the 65th percentile of its historical range.
Compared to the Technology sector median P/E of 25.2x, ACLS is roughly in line with its sector peers. The sector includes 345 companies with P/E ratios ranging from 0.0x to 199.1x.
The PEG ratio of 1.03 (P/E divided by -38% EPS growth) suggests a fair valuation relative to its earnings growth. Peter Lynch popularized the rule that a PEG below 1.0 indicates an attractive entry point.
Relative to the broader market, ACLS trades roughly in line with the S&P 500 median P/E of 26.2x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our ACLS DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
Peer Comparison
P/E metrics vs. Semiconductor Manufacturing Equipment peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
ASMLASML Holding N.V. | $563B | 51.8 | 2.10 | +23% |
AMATApplied Materials, Inc. | $295B | 43.0 | 2.50 | +1% |
LRCXLam Research Corporation | $293B | 56.4 | 2.52 | +43%Best |
ACMRACM Research, Inc. | $3B | 36.4 | 1.01Best | +32% |
ACLSAxcelis Technologies, Inc. | $3B | 21.7Lowest | 1.03 | -38% |
VECOVeeco Instruments Inc. | $2B | 51.8 | - | -52% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
Historical P/E Data
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2025 Q4 | Wed Dec 31 2025 00:00:00 GM | $80.34 | $3.79 | 21.2x | +7% |
| FY2025 Q3 | $97.64 | $4.23 | 23.1x | +16% | |
| FY2025 Q2 | Mon Jun 30 2025 00:00:00 GM | $69.69 | $4.89 | 14.3x | -28% |
| FY2025 Q1 | Mon Mar 31 2025 00:00:00 GM | $49.67 | $5.46 | 9.1x | -54% |
| FY2024 Q4 | $69.87 | $6.15 | 11.4x | -43% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $104.85 | $6.76 | 15.5x | -22% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $142.19 | $7.26 | 19.6x | -1% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $111.52 | $7.57 | 14.7x | -26% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $129.69 | $7.43 | 17.5x | -12% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $163.05 | $6.99 | 23.3x | +17% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $183.33 | $6.21 | 29.5x | +49% |
| FY2023 Q1 | Fri Mar 31 2023 00:00:00 GM | $133.25 | $5.67 | 23.5x | +18% |
Average P/E for displayed period: 19.9x
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Start ComparisonFrequently Asked Questions
Is ACLS stock overvalued or undervalued?
ACLS trades at 21.7x P/E, near its 5-year average of 18.9x. The 65th percentile ranking places valuation within normal historical bounds.
How does ACLS's valuation compare to peers?
Axcelis Technologies, Inc. P/E of 21.7x compares to sector median of 25.2x. The discount suggests lower growth expectations or higher risk.
What is ACLS's PEG ratio?
ACLS PEG ratio is 1.03. Between 1-2 suggests valuation aligns with growth. Historical P/E data spans 2000-2025.