NASDAQ: AOSL · Semiconductors
Alpha and Omega Semiconductor (AOSL) fair value: undervalued or overvalued?
As of 7 Nov 2026, Faircurve's model values Alpha and Omega Semiconductor (AOSL) at $27.42 a share. The stock last closed at $23.61, which puts the model's fair value 16.1% above the price. On the model's bands that reads as Undervalued.
Revalued . Price is the close of 6 Nov 2026. Alpha and Omega Semiconductor Limited.
The report adds the live price, the price chart and the analysts' consensus. No account needed.
This week, in three parts
What happenedThe run of 7 Nov 2026 moved the fair value from $43.68 to $27.42 (-37.2%).
What the model makes of itThe price of $23.61 is 16.1% below it: Undervalued, on a medium evidence grade.
What's nextNo report date on file. The next weekly run is on Saturday 14 Nov 2026.
What price range does the model give AOSL?
The calibrated range for AOSL over 63 trading days is $22.04 to $32.67. There is no live options data for this stock, so the range is built from the fair value and calibrated weekly against realised prices (n = 11,845 past valuations, refreshed 7 Nov 2026). Ranges built this way held the price 60% of the time at this horizon.
The model's own simulated range, from the 20th to the 80th percentile of its runs, is $20.23 to $37.57. In 64% of the simulations the fair value came out above the price the model ran on.
Faircurve Insights · 7 Nov 2026
Alpha and Omega Semiconductor Limited (AOSL) is a global semiconductor enterprise. It designs, develops and supplies power semiconductor solutions for computing, consumer electronics, communication and industrial sectors.
The model's fair value for Alpha and Omega is $27.42 a share, the midpoint of 2,000 simulations, on 7 Nov 2026. The previous run, on 15 Aug 2026, gave $43.68, so the fair value moved -37.2%. The calibrated range over 63 trading days is $22.04 to $32.67. The range is built from the fair value, since there is no live options data for the stock, and is calibrated weekly against 11,845 past valuations. Ranges built this way held the price 60% of the time at this horizon. The evidence grade is Medium. It does not say whether the fair value is right.
Alpha and Omega has an overall quality score of 46 out of 100. Capital discipline stands out at 94, with net buybacks at 2.0% of market value against a peer median of 0.0%. Growth quality is 35, with trailing revenue growth of -2.5% against a peer median of 2.1%. Stability is 25, with EBITDA margin downside volatility of 11.4 pts over five years against a peer median of 5.1 pts. The model compares it with Photronics, Inc. (PLAB), Cohu, Inc. (COHU) and other comparable companies.
Written from the figures on this page for the 7 Nov 2026 valuation and checked by rule before publishing: every number is one printed here, no forecast, no instruction. The price, the gap and the verdict are the page's own and change daily. Not a recommendation.
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What the options market has priced for a month's move in AOSL
How does AOSL score on business quality?
Alpha and Omega Semiconductor's overall quality score is 46 out of 100. Each factor below is a score against comparable companies, not a percentile of the metric beside it.
| Factor | Score (0 to 100) | Headline measure | Peer median |
|---|---|---|---|
| ProfitabilityReturn on invested capital against the peer group, with a bonus for an improving trend. | 50 | -7.3%ROIC | -10.0% |
| Earnings qualityHow much of reported profit is cash: free cash flow to net income, and the accrual ratio (the share of earnings that is not cash). | 25 | ||
| Growth qualityTrailing revenue growth, forward growth from consensus, and the direction of analysts' rating changes. | 35 | -2.5%Revenue growth, trailing | 2.1% |
| Capital disciplineReinvestment efficiency (capital spending per unit of revenue) and net buybacks. | 94 | 2.0%Net buybacks / market value | 0.0% |
| Balance sheetNet debt to EBITDA and interest coverage. | 70 | -1267.34xNet debt / EBITDA | -1.18x |
| StabilityDownside volatility of the EBITDA margin over the last five years. | 25 | 11.4 ptsEBITDA margin downside volatility, 5y | 5.1 pts |
How does AOSL compare with similar companies?
The companies in semiconductors closest to Alpha and Omega Semiconductor in market value, each on the same model and the same date.
| Company | Last close | Model fair value | Gap | Model verdict |
|---|---|---|---|---|
| PLAB Photronics, Inc. | $27.36 | $31.80 | +16.2% | Undervalued |
| COHU Cohu, Inc. | $38.49 | $41.81 | +8.6% | Fairly valued |
| UCTT Ultra Clean Holdings, Inc. | $41.13 | $61.87 | +50.4% | Undervalued |
| PENG Penguin Solutions, Inc. | $41.83 | $60.03 | +43.5% | Undervalued |
| POWI Power Integrations, Inc. | $40.26 | $40.59 | +0.8% | Fairly valued |
| VECO Veeco Instruments Inc. | $37.19 | $40.92 | +10.0% | Fairly valued |
| IPGP IPG Photonics Corporation | $65.31 | $60.65 | -7.1% | Fairly valued |
| ACMR ACM Research, Inc. | $44.61 | $59.01 | +32.3% | Undervalued |
What the comparable companies' multiples alone would give for AOSL, the peer-implied price, is $39.02 a share on this run. The fair value weighs that against the company's own multiple.
Alpha and Omega Semiconductor at a glance
Alpha and Omega Semiconductor Limited (AOSL) is a global enterprise that designs, develops, and supplies crucial power semiconductor solutions for a wide range of applications, including computing, consumer electronics, communication, and industrial sectors.
- Market value
- $716M
- Sector
- Technology
- Industry
- Semiconductors
- Revenue expected, next twelve months
- $727M
- Consensus revenue growth, next fiscal year
- +2.8%
- Analysts with estimates
- 2
- Beta to the US market
- 3.38
- First valued by Faircurve
- 11 Jul 2026
At the close of 6 Nov 2026, 53.0% of the 1,067 graded US stocks the model covers traded below the model's fair value. AOSL was among them.
How the fair value is worked out: the model prices Alpha and Omega Semiconductor on the value of the whole business, debt included, against the operating profit analysts expect next year (forward EV/EBITDA), runs 2,000 simulations across its inputs and takes the midpoint. The full method is documented here.
What changed in the latest valuation?
On 15 Aug 2026 the model's fair value for AOSL was $43.68. As of 7 Nov 2026 it is $27.42, a change of -37.2%. The model revalues every stock it covers each week, and again after an earnings report.
Questions about Alpha and Omega Semiconductor's valuation
Is Alpha and Omega Semiconductor stock undervalued or overvalued?
On Faircurve's model, AOSL reads as Undervalued as of 7 Nov 2026. The model's fair value is $27.42 a share against a last close of $23.61, a gap of +16.1%.
What is AOSL's fair value?
$27.42 a share as of 7 Nov 2026, the midpoint of 2,000 simulations. The model's own 20th to 80th percentile range is $20.23 to $37.57.
What price range does the model give AOSL?
$22.04 to $32.67 over 63 trading days. Ranges built this way held the price 60% of the time across 11,845 past valuations, refreshed 7 Nov 2026.
How confident is the model in this valuation?
The model's evidence grade for AOSL is medium. The grade looks at how complete the inputs are, how many comparable companies there are and how closely they agree, and how wide the range of outcomes is. It is not a probability that the fair value is right, or that the price reaches it.
The model's own ideas on AOSL
The model holds no idea open on AOSL today. Signed-in readers see the rule each idea runs on, the floor and the exit level the model set and its time limit, and the model's closed ideas on AOSL with their outcomes. A free account is enough.