Alpha and Omega Semiconductor Limited (AOSL) P/E Ratio History
Historical price-to-earnings valuation from 2011 to 2023
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AOSL Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, Alpha and Omega Semiconductor Limited (AOSL) trades at a price-to-earnings ratio of -11.3x, with a stock price of $37.44 and trailing twelve-month earnings per share of $-2.58.
The current P/E is 107% below its 5-year average of 167.0x. Over the past five years, AOSL's P/E has ranged from a low of 1.9x to a high of 1147.7x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Technology sector median P/E of 27.7x, AOSL trades at a 141% discount to its sector peers. The sector includes 359 companies with P/E ratios ranging from 0.0x to 184.2x.
Relative to the broader market, AOSL trades at a notable discount to the S&P 500 median P/E of 25.1x. 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 AOSL 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.
AOSL P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $5B | 78.7 | - | +51%Best | |
| $4B | 184.2 | - | -30% | |
| $77B | 123.6 | 4.19 | -65% | |
| $39B | 346.8 | - | -92% | |
| $326B | 47.4Lowest | 2.76 | +1% | |
| $358B | 69.0 | 3.08 | +43% | |
| $232B | 58.1 | 1.84Best | +50% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
AOSL Historical P/E Data (2011–2023)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2023 Q4 | Fri Jun 30 2023 00:00:00 GM | $32.80 | $0.42 | 78.1x | -28% |
| FY2023 Q3 | Fri Mar 31 2023 00:00:00 GM | $26.95 | $0.99 | 27.2x | -75% |
| FY2023 Q2 | Sat Dec 31 2022 00:00:00 GM | $28.57 | $2.73 | 10.5x | -90% |
| FY2023 Q1 | Fri Sep 30 2022 00:00:00 GM | $30.76 | $16.06 | 1.9x | -98% |
| FY2022 Q4 | $33.34 | $16.03 | 2.1x | -98% | |
| FY2022 Q3 | $54.65 | $16.21 | 3.4x | -97% | |
| FY2022 Q2 | Fri Dec 31 2021 00:00:00 GM | $60.56 | $15.68 | 3.9x | -96% |
| FY2022 Q1 | $31.37 | $2.61 | 12.0x | -89% | |
| FY2021 Q4 | Wed Jun 30 2021 00:00:00 GM | $30.39 | $2.12 | 14.3x | -87% |
| FY2021 Q3 | Wed Mar 31 2021 00:00:00 GM | $32.70 | $1.41 | 23.3x | -79% |
| FY2021 Q2 | $23.64 | $0.57 | 41.8x | -62% | |
| FY2021 Q1 | Wed Sep 30 2020 00:00:00 GM | $12.82 | $0.06 | 232.7x | +114% |
Average P/E for displayed period: 108.8x
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Side-by-side business, growth, and profitability comparison vs NVIDIA Corporation.
Start ComparisonAOSL — Frequently Asked Questions
Quick answers to the most common questions about buying AOSL stock.
Is AOSL stock overvalued or undervalued?
AOSL trades at -11.3x P/E, below its 5-year average of 167.0x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does AOSL's valuation compare to peers?
Alpha and Omega Semiconductor Limited P/E of -11.3x compares to sector median of 27.7x. The discount suggests lower growth expectations or higher risk.
What is AOSL's PEG ratio?
AOSL PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2011-2023.