October 2026
Largest Semiconductors Public Companies in the UK
Benchmark revenue and EBITDA valuation multiples for public comps like
ARM, Oxford Instruments, IQE, EnSilica and CML Microsystems.
 | Arm Holdings is the IP owner and developer of the ARM architecture, which is used in 99% of the world’s smartphone CPU cores, and it also has high market share in other battery-powered devices like wearables, tablets, or sensors. Arm licenses its architecture for a fee, offering different types of licenses depending on the flexibility the customer needs. Customers like Apple or Qualcomm buy architectural licenses, which allow them to modify the architecture and add or delete instructions to tailor the chips to their specific needs. Other clients directly buy off-the-shelf designs from Arm. Both off-the-shelf and architectural customers pay a royalty fee per chip shipped. | $245 | +44% | $261B | $258B | 52.4x | 199.2x | ||
| Oxford Instruments PLC is engaged in researching, developing, manufacturing, renting, selling, and servicing high-technology tools and systems. The company's operating segment includes Materials and Characterisation; Research and Discovery and Service and Healthcare. It generates maximum revenue from the Materials and Characterisation segment. The Materials and Characterisation segment focuses on applied R&D and commercial customers, enabling the fabrication and characterization of materials and devices down to the atomic scale. Geographically, it derives a majority of its revenue from Asia and also has a presence in Europe, North America, and the Rest of the World. | $39 | +55% | $2.1B | $2B | 3.6x | 19.7x | ||
| IQE PLC is a company engaged in the research, design, development, manufacture and sale of compound semiconductor materials. Its reportable segments based on the markets include Wireless, Photonics, and CMOS++. The Photonics segment manufactures and sells compound semiconductor material for the photonics market, which includes applications that either transmit or sense light, both visible and infrared. The Wireless segment manufactures and sells compound semiconductor material for the wireless market, which includes radiofrequency devices that enable wireless communications. Its geographical segments are the Americas, Europe, Middle East & Africa (EMEA), and the Asia Pacific. | $1 | +669% | $778M | $794M | 6.2x | (102.3x) | ||
| EnSilica PLC is a fabless ASIC design company focusing on the supply of custom chips to OEMs and system houses, providing technological expertise in custom RF, mmWave, mixed signal, and digital ASICs to an international range of customers in the automotive, industrial, communications, and healthcare markets. The Company offers IC design services for companies with their own design teams and a broad portfolio of core IP covering cryptography, radar, and communications systems. it has a reputation for high-quality solutions to demanding industry standards, with a project portfolio ranging from module design to multi-million gate System-on-Chip. The Company geographically operates in the UK, India, Brazil, and Germany, deriving maximum revenue from the United Kingdom. | $1 | +90% | $144M | $143M | 3.9x | 18.3x | ||
| CML Microsystems PLC designs manufacture and markets a range of semiconductors for industrial and professional applications within the storage, wireless, and wireline communications market areas. It operates internationally with subsidiaries across the United Kingdom, Europe, the Americas, and the Far East. The company is focused only one reporting segment, the Semiconductor segment. | $4 | +2% | $70M | $55M | 2.0x | 11.1x | ||
| Median | $4 | +55% | $778M | $794M | 3.9x | 18.3x |
Financial data powered by FactSet and Morningstar. Valuation multiples as of current fiscal year. For more data, start your free trial here.
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