Alpha And Omega Semiconductor - 15 Year Stock Price History | AOSL

Historical daily share price chart and data for Alpha And Omega Semiconductor since 2011 adjusted for splits and dividends. The latest closing stock price for Alpha And Omega Semiconductor as of June 16, 2026 is 45.17.
  • The all-time high Alpha And Omega Semiconductor stock closing price was 65.72 on March 24, 2022.
  • The Alpha And Omega Semiconductor 52-week high stock price is 54.34, which is 20.3% above the current share price.
  • The Alpha And Omega Semiconductor 52-week low stock price is 17.01, which is 62.3% below the current share price.
  • The average Alpha And Omega Semiconductor stock price for the last 52 weeks is 27.58.
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Alpha And Omega Semiconductor Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 29.8816 20.6600 53.3200 19.8500 45.1700 128.02%
2025 26.5744 36.5400 43.3300 16.2500 19.8100 -46.50%
2024 31.5687 27.3800 49.1600 19.5500 37.0300 42.10%
2023 27.9303 29.3200 38.1800 20.4500 26.0600 -8.79%
2022 40.5202 62.2100 65.7200 27.8200 28.5700 -52.82%
2021 33.6697 24.4900 62.0900 24.4000 60.5600 156.18%
2020 13.4306 13.6800 28.3600 5.8800 23.6400 73.57%
2019 11.2961 10.5400 14.0300 8.3600 13.6200 33.66%
2018 13.8865 16.8400 17.7400 9.1600 10.1900 -37.71%
2017 17.8586 21.6100 22.8900 14.9200 16.3600 -23.08%
2016 15.9312 8.8100 23.4300 8.2300 21.2700 131.45%
2015 8.6260 8.8400 9.8800 6.9900 9.1900 3.84%
2014 8.4484 7.5800 10.8200 6.8300 8.8500 14.79%
2013 8.0356 8.9900 9.3000 7.0800 7.7100 -8.21%
2012 9.0200 8.0100 10.6600 7.0200 8.4000 14.91%
Sector Industry Market Cap Revenue
Computer and Technology Semiconductors $0.773B $0.696B
Alpha and Omega Semiconductor Limited is engaged in designing, developing and supplying a broad range of power semiconductors globally, including a portfolio of Power MOSFET and Power IC products. The Company seeks to differentiate itself by integrating its expertise in device physics, process technology, design and advanced packaging to optimize product performance and cost. Its portfolio of products targets high-volume end-market applications, such as notebooks, netbooks, flat panel displays, mobile phone battery packs, set-top boxes, portable media players and power supplies. The products are incorporated into devices by original equipment manufacturers, or OEMs. The Company utilizes third-party foundries for all of its wafer fabrication and it deploys and implements its proprietary MOSFET processes at these third party foundries. The Company relies upon its in-house capacity and an associated provider for most of its packaging and testing requirements.
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ASE Technology Holding (ASX) Taiwan $55.097B 42.83
Qnity Electronics (Q) United States $27.382B 0.00
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United Microelectronics (UMC) Taiwan $24.468B 18.04
Tower Semiconductor (TSEM) Israel $22.894B 105.49
Credo Technology (CRDO) Cayman Islands $22.058B 66.44
Entegris (ENTG) United States $20.569B 49.21
Nova (NVMI) Israel $15.766B 61.47
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Synaptics (SYNA) United States $2.858B 45.28
Soitec SA (SLOIF) France $2.651B 0.00
Ambarella (AMBA) United States $2.311B 0.00
Navitas Semiconductor (NVTS) United States $2.202B 0.00
Ichor Holdings (ICHR) United States $1.998B 0.00
Himax Technologies (HIMX) Taiwan $1.606B 35.98
SkyWater Technology (SKYT) United States $1.415B 0.00
Ams-OSRAM AG (AMSSY) Austria $1.336B 19.68
POET Technologies (POET) Canada $0.929B 0.00
Indie Semiconductor (INDI) United States $0.651B 0.00
Ambiq Micro (AMBQ) United States $0.613B 0.00
IQE (IQEPF) United Kingdom $0.493B 0.00
SEALSQ (LAES) Switzerland $0.405B 0.00
NVE (NVEC) United States $0.371B 26.24
Silvaco (SVCO) United States $0.228B 0.00
Atomera (ATOM) United States $0.197B 0.00
QuickLogic (QUIK) United States $0.197B 0.00
Aeluma (ALMU) United States $0.194B 0.00
Quantum-Si (QSI) United States $0.160B 0.00
Coda Octopus Group (CODA) United States $0.138B 33.94
Valens Semiconductor (VLN) Israel $0.137B 0.00
GCT Semiconductor Holding (GCTS) United States $0.093B 0.00
Nano Labs (NA) China $0.091B 0.00
Sono-Tek (SOTK) United States $0.062B 39.50
Sequans Communications S.A (SQNS) France $0.037B 0.00
Pixelworks (PXLW) United States $0.035B 0.00
Mobix Labs (MOBX) United States $0.025B 0.00
Semilux (SELX) Taiwan $0.016B 0.00
SemiLEDS (LEDS) Taiwan $0.011B 0.00
SmartKem (SMTK) United Kingdom $0.003B 0.00