A10 Networks, Inc. (ATEN) P/E Ratio History
ExpensiveTrading at 58.4x vs 5Y avg 24.4x · 100th percentile · Material premium to history · Data 2020–2026
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P/E Ratio Analysis
As of June 22, 2026, A10 Networks, Inc. (ATEN) trades at a price-to-earnings ratio of 58.4x, with a stock price of $33.26 and trailing twelve-month earnings per share of $0.61.
The current P/E is 139% above its 5-year average of 24.4x. Over the past five years, ATEN's P/E has ranged from a low of 11.2x to a high of 38.8x, placing the current valuation at the 100th percentile of its historical range.
Compared to the Technology sector median P/E of 29.0x, ATEN trades at a 101% premium to its sector peers. The sector includes 352 companies with P/E ratios ranging from 0.0x to 187.7x.
The PEG ratio of 2.78 (P/E divided by -15% EPS growth) suggests the stock may be expensive 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, ATEN commands a significant premium over the S&P 500 median P/E of 24.4x. 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 ATEN 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.
ATEN Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
ATEN P/E vs Peers
Application delivery and load balancing peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $22B | 32.7 | 1.75 | +24% | |
| $3B | 30.5Lowest | 0.80Best | +126% | |
| $1B | 60.2 | 3.42 | +221% | |
| $471B | 46.9 | - | +0% | |
| $214B | 61.7 | 1.52 | +23% | |
| $107B | 59.6 | 1.80 | +8% | |
| $272B | 101.2 | - | +401%Best | |
| $490B | 71.3 | 4.15 | +1% | |
| $2B | 146.0 | - | +158% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
ATEN Historical P/E Data (2020–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | - | $23.12 | $0.62 | 37.3x | +18% |
| FY2025 Q4 | Dec 31 2025 | $17.69 | $0.58 | 30.5x | -3% |
| FY2025 Q3 | - | $18.15 | $0.68 | 26.7x | -15% |
| FY2025 Q2 | Jun 30 2025 | $19.35 | $0.68 | 28.5x | -10% |
| FY2025 Q1 | Mar 31 2025 | $16.34 | $0.67 | 24.4x | -23% |
| FY2024 Q4 | - | $18.40 | $0.67 | 27.5x | -13% |
| FY2024 Q3 | Sep 30 2024 | $14.44 | $0.67 | 21.6x | -32% |
| FY2024 Q2 | Jun 30 2024 | $13.85 | $0.59 | 23.7x | -25% |
| FY2024 Q1 | Mar 31 2024 | $13.69 | $0.61 | 22.6x | -28% |
| FY2023 Q4 | Dec 31 2023 | $13.17 | $0.53 | 25.0x | -21% |
| FY2023 Q3 | Sep 30 2023 | $15.03 | $0.53 | 28.5x | -10% |
| FY2023 Q2 | Jun 30 2023 | $14.59 | $0.60 | 24.2x | -23% |
| FY2023 Q1 | Mar 31 2023 | $15.49 | $0.58 | 26.6x | -16% |
| FY2022 Q4 | Dec 31 2022 | $16.63 | $0.61 | 27.3x | -14% |
| FY2022 Q3 | Sep 30 2022 | $13.27 | $0.50 | 26.5x | -16% |
| FY2022 Q2 | - | $14.38 | $1.28 | 11.2x | -64% |
| FY2022 Q1 | - | $13.95 | $1.23 | 11.3x | -64% |
| FY2021 Q4 | Dec 31 2021 | $16.58 | $1.18 | 14.1x | -55% |
| FY2021 Q3 | - | $13.48 | $1.15 | 11.7x | -63% |
| FY2021 Q2 | Jun 30 2021 | $11.26 | $0.29 | 38.8x | +23% |
| FY2021 Q1 | Mar 31 2021 | $9.61 | $0.26 | 37.0x | +17% |
| FY2020 Q4 | - | $9.86 | $0.23 | 43.6x | +38% |
| FY2020 Q3 | Sep 30 2020 | $6.37 | $0.13 | 50.2x | +59% |
| FY2020 Q2 | - | $6.81 | $0.05 | 139.0x | +340% |
Average P/E for displayed period: 31.6x
Intrinsic Valuation
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Historical Returns
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DCA Calculator
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Peer Comparison
Compare growth, multiples, and margins vs sector.
ATEN — Frequently Asked Questions
Quick answers to the most common questions about buying ATEN stock.
What is ATEN's P/E ratio?
A10 Networks, Inc. (ATEN) trailing twelve-month P/E ratio is 58.4x, based on TTM diluted EPS of $0.61. The 5-year average P/E is 24.4x and the historical range spans 11.2x to 38.8x.
Is ATEN stock overvalued or undervalued?
ATEN trades at 58.4x P/E, above its 5-year average of 24.4x. The 100th percentile ranking within the 11.2x–38.8x historical range indicates a premium to historical valuation.
Is ATEN stock expensive?
Yes, ATEN is expensive relative to its own history. The current P/E of 58.4x is above the 5-year average of 24.4x and also above the Technology sector median of 29.0x. The stock sits at the 100th percentile of its 5-year valuation range.
What is ATEN's historical P/E range?
Over the past 5 years, ATEN's P/E ratio has ranged from 11.2x to 38.8x, with a median of 26.5x and an average of 24.4x. The current P/E of 58.4x places the stock at the 100th percentile of this range. Full historical data spans 2020–2026.
How does ATEN's P/E compare to the S&P 500?
ATEN trades at 58.4x P/E versus the S&P 500 median of 24.4x. The 139% premium to the market typically reflects higher expected earnings growth or quality.
How does ATEN's valuation compare to Technology peers?
A10 Networks, Inc. P/E of 58.4x compares to the Technology sector median of 29.0x. The premium reflects expected growth above peers or stronger fundamentals. See the peer comparison table on this page for ticker-by-ticker P/E and PEG.
What is ATEN's PEG ratio?
ATEN PEG ratio is 2.78, based on a P/E of 58.4x and EPS growth of -14.9%. A PEG above 2.0 indicates a premium valuation relative to earnings growth — typically considered expensive.
What is ATEN's earnings yield?
ATEN earnings yield is 1.71%, the inverse of its 58.4x P/E ratio. Earnings yield represents the percentage of each dollar invested that the company earns. It can be compared directly to bond yields to assess relative attractiveness of stocks versus fixed income.