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NASDAQ · Semiconductors · USD

Alpha and Omega Semiconductor Limited (AOSL) Stock Analysis

Alpha and Omega Semiconductor Limited (AOSL) is a Semiconductors stock listed on NASDAQ and quoted in US Dollar.

Last Updated: October 21, 2026

AOSL

$23.83

+$0.80 (+3.47%)

Oct 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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AOSL Key Statistics

As of Oct 21, 2026
Trading
Open
$23.51
Previous Close
$23.03
Day's Range
23.05–24.19
52-Week Range
17.01–54.34
Volume
362.07K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
2.64
Valuation
Market Cap
$722.17M
P/E Ratio
unprofitable
Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
75.65
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
1.06
EPS (ttm)Profit attributable to each share over the last twelve months.
−1.41
Financials (FY)
Revenue (FY)
$696.16M+5.92%
Net Income (FY)
−$96.98M
Profit marginThe share of revenue left as profit after all costs and taxes.
−6.23%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
30.31M
1-Year Return
−23.91%
Dividend and dates
Earnings Date
November 5, 2026
Avg Volume
562.63K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, AOSL closed at $23.83, −23.91% over 1 year.

Alpha and Omega Semiconductor Limited (AOSL) has a market capitalization of $722.17M.

In fiscal 2025, AOSL reported revenue of $696.16M.

AOSL Stock Return by Calendar Year

Alpha and Omega Semiconductor Limited (AOSL) 10-year return: what $10,000 became

1 year
$10,000 $7,609
−23.91%
5 years
$10,000 $7,261
−27.39%
10 years
$10,000 $10,997
+9.97%

If you had invested $10,000 in Alpha and Omega Semiconductor Limited (AOSL) 10 years ago, at the close on October 21, 2016, it would have been worth $10,997 at the close on October 21, 2026: +9.97% in total, +0.95% a year. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)+20.29%
2025−46.50%
2024+42.10%
2023−8.79%
2022−52.82%
2021+156.18%
2020+73.57%
2019+33.66%
2018−37.71%
2017−23.08%
2016 (partial year)+45.39%

As of October 21, 2026.

AOSL Revenue and Earnings by Fiscal Year

FY ends June
Fiscal yearRevenueNet incomeNet margin
2025$696.16M−$96.98M−13.9%
2024$657.27M−$11.08M−1.7%
2023$691.32M$12.36M1.8%
2022$777.55M$453.16M58.3%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$696.16M$161.00M−$28.44M−$96.98M−13.9%
2024$657.27M$171.92M−$3.76M−$11.08M−1.7%
2023$691.32M$199.54M$22.53M$12.36M1.8%
2022$777.55M$268.56M$102.04M$453.16M58.3%

Annual figures as reported, in the company's reporting currency. As of June 30, 2025.

AOSL Valuation vs Semiconductors Median

Median of 69 stocks
MetricAOSLSemiconductors medianvs median
P/S ratio1.067.760.1x the median
Profit margin−6.23%5.58%11.8 pts below

Medians across 69 Semiconductors stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 14 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

The market values Alpha and Omega Semiconductor Limited (AOSL) at $722.17M. It is classified in the Semiconductors industry, within the Technology sector. Headcount on file is 2,519.

The most recent close on file for AOSL is $23.83, dated October 21, 2026. That is +$0.80 (+3.47%) against the previous close. Over the past 52 weeks the price has ranged from $17.01 to $54.34. The latest close sits 40.09% above that 52-week low.

Financial Health

The most recent full year on file, fiscal 2025, shows revenue of $696.16M. That is +5.92% against the prior fiscal year, when revenue was $657.27M. The same year closed with a net loss of $96.98M. Profit margin runs at −6.23%. That is 11.8 percentage points below the Semiconductors median of 5.58%. Earnings per share on a trailing basis come to −1.41.

Across the 4 fiscal years on file, revenue moves from $777.55M in 2022 to $696.16M in 2025. Of those 4 years, 2 report positive net income.

Valuation Assessment

No trailing P/E applies: the last reported earnings figure is negative. On forward earnings the ratio is 75.65. Measured against sales, the shares trade at 1.06 times revenue. On price-to-sales that is 0.1 times the Semiconductors median of 7.76. 69 Semiconductors companies report these metrics, and the medians quoted come from that group.

The reported beta is 2.64. Annualized volatility over the trailing 10 years is 65.02%. Over the trailing twelve months the total return is −23.91%. Across 10 years the annualized return works out at +0.95%.

Growth & Income

No dividend is on file for AOSL.

Across the complete calendar years on file, 2021 returned +156.18% and 2022 returned −52.82%. Of the 9 complete calendar years on file, 4 finished higher. 2026 is still running; the total return is +20.29% year to date.

Peer Comparison

Alpha and Omega Semiconductor Limited (AOSL) operates in the Semiconductors industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
Alpha and Omega Semiconductor Limited AOSL $722.17M —
NVIDIA Corporation NVDA $5.36T 28.1
Taiwan Semiconductor Manufacturing Company Limited TSM $2.24T 28.0
Broadcom Inc. AVGO $1.61T 43.1

The Semiconductors industry average P/E ratio is 49.6x. Alpha and Omega Semiconductor Limited has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About Alpha and Omega Semiconductor Limited

Alpha and Omega Semiconductor Limited designs, develops, and supplies power semiconductor products for computing, consumer electronics, communication, and industrial applications in Hong Kong, China, South Korea, the United States, and internationally. The company offers power discrete products, including industry standard trench metal-oxide-semiconductor field-effect transistors (MOSFETs), Shielded-Gate low- and mid-voltage MOSFETs, SuperJunction high-voltage MOSFETs, and trench-stop insulated gate bipolar transistors, as well as application-specific MOSFETs for smartphone battery management, dual MOSFETs for CPU power conversion, and high-power density MOSFETs for IBC power modules in AI data centers. It also provides power IC products, total power solutions for Intel panther lake and wildcat lake platforms, and the SmartClamp family of protected DrMOS for AI servers, data centers, and high-end graphics cards, as well as silicon carbide, IPM, HV gate drivers, and digital power products. Alpha and Omega Semiconductor Limited was incorporated in 2000 and is headquartered in Sunnyvale, California.

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