Compare · AOSL vs ARM
AOSL vs ARM
Side-by-side comparison of Alpha and Omega Semiconductor Limited (AOSL) and Arm Holdings plc (ARM): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both AOSL and ARM operate in Semiconductors (Technology), so they compete in similar markets.
- ARM is the larger of the two at $260.47B, about 368.2x AOSL ($707.3M).
- Over the past year, AOSL is down 32.1% and ARM is up 32.8% - ARM leads by 65.0 points.
- Both names hit the wire about 4 times in the past 4 weeks.
- ARM has more recent analyst coverage (25 ratings vs 9 for AOSL).
- Company
- Alpha and Omega Semiconductor Limited
- Arm Holdings plc
- Price
- $21.72-6.96%
- $227.75-6.92%
- Market cap
- $707.3M
- $260.47B
- 1M return
- -13.74%
- -14.03%
- 1Y return
- -32.10%
- +32.85%
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 2010
- 2023
- News (4w)
- 4
- 4
- Recent ratings
- 9
- 25
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. The company offers power discrete products, including metal-oxide-semiconductor field-effect transistors (MOSFET), SRFETs, XSFET, electrostatic discharge, protected MOSFETs, high and mid-voltage MOSFETs, and insulated gate bipolar transistors. Its power discrete products are used in smart phone chargers, battery packs, notebooks, desktop and servers, data centers, base stations, graphics card, game boxes, TVs, AC adapters, power supplies, motor control, power tools, e-vehicles, white goods and industrial motor drives, UPS systems, solar inverters, and industrial welding. The company also provides power ICs that deliver power, as well as control and regulate the power management variables, such as the flow of current and level of voltage. Its power ICs are used in flat panel displays, TVs, Notebooks, graphic cards, servers, DVD/Blu-Ray players, set-top boxes, and networking equipment. In addition, the company offers aMOS5 family for quick charger, adapter, PC power, server, industrial power, telecom, and datacenter applications; and Transient Voltage Suppressors for notebooks and mobile devices. Further, it provides EZBuck regulators for chipsets used in TVs, servers, data storage systems, networking, and other compact PC systems; SOA MOSFET for hot swap applications; and XSPairFET buck-boost MOSFET for type-c applications, such as notebook, USB hubs, and power banks. Additionally, the company offers input protection switches and TO-leadless packaging technologies. The company operates in Hong Kong, China, South Korea, the United States, and internationally. Alpha and Omega Semiconductor Limited was incorporated in 2000 and is headquartered in Sunnyvale, California.
Latest AOSL
- Alpha and Omega Semiconductor to Announce Fiscal First Quarter Financial Results on November 5, 2026
- SEC Form DEFA14A filed by Alpha and Omega Semiconductor Limited
- SEC Form DEF 14A filed by Alpha and Omega Semiconductor Limited
- Alpha and Omega Semiconductor Announces Participation in 18th Annual CEO Investor Summit
- Chief Executive Officer Chang Stephen Chunping received a gift of 100,947 units of Common Share (SEC Form 4)
- Director Chang Mike F gifted 100,947 shares (SEC Form 4)
- Alpha and Omega Semiconductor’s New αMOS E2™ 600V Super Junction MOSFETs Support Optimized Electrical/Thermal Paths, Boosted System Performance and Long-Term Reliability
- SEC Form S-8 filed by Alpha and Omega Semiconductor Limited
- SEC Form 10-K filed by Alpha and Omega Semiconductor Limited
- Alpha and Omega Semiconductor Limited filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
Latest ARM
- A 20% Drop in Smartphone Shipments Shows Who Wins When Memory Gets Expensive
- AI Revenue Questions Pull Semiconductor Stocks Off October Highs
- The Unconventional Route to Fusion Power Just Hit a World First
- Arm Announces Earnings Release Date for Second Quarter Fiscal Year Ending 2027
- Chief Financial Officer Child Jason sold $3,120,000 worth of Ordinary Shares (10,400 units at $300.00) as part of a pre-agreed trading plan, decreasing direct ownership by 6% to 153,442 units (SEC Form 4)
- SEC Form 144 filed by Arm Holdings plc
- SEC Form 6-K filed by Arm Holdings plc
- SEC Form 4 filed by Chief Commercial Officer Abbey William
- Chief Executive Officer Haas Rene A. was granted 64 units of Ordinary Shares, increasing direct ownership by 0.02% to 338,666 units (SEC Form 4)
- SEC Form 6-K filed by Arm Holdings plc