
Keysight Technologies, Inc.
Keysight
Keysight Technologies, Inc. is an American electronic measurement company and the largest business in the world whose primary purpose is test and measurement. It is headquartered at 1400 Fountaingrove Parkway in Santa Rosa, California, employs approximately 16,500 people, and is listed on the New York Stock Exchange as KEYS. Its lineage runs back to the Hewlett-Packard measurement division founded in 1939, through Agilent Technologies, to the spin-off that created Keysight as an independent public company in 2014.
Scale separates Keysight from every other brand in this ranking. Revenue reached USD 5.375 billion in fiscal 2025 and USD 6.582 billion on a trailing-twelve-month basis to 31 July 2026, a 25.5% increase, with net income of USD 1.26 billion over the same period. Gross margin runs above 63%, a level that reflects how little of the product is commodity hardware and how much is proprietary analog front-end silicon and software.
The portfolio spans the highest-value measurement problems in electronics. Oscilloscopes range from the InfiniiVision everyday instruments to the UXR series, whose bandwidth extends past 110 GHz for 1.6T optical and 6G research. Signal analysers, vector network analysers and arbitrary waveform generators cover RF, microwave and mmWave design; power analyzers, programmable sources, regenerative electronic loads and automated test racks validate power conversion from server PSUs to EV traction inverters; battery and BMS test systems serve cell and pack developers; and wide-bandgap test products characterise silicon carbide and gallium nitride power devices.
Keysight's decisive structural advantage is that it designs and fabricates its own compound-semiconductor devices. Proprietary indium phosphide and gallium arsenide processes, run in its own facilities, are what allow its oscilloscopes and sampling systems to reach bandwidths that merchants of standard silicon cannot match, which is why the company holds a commanding position in high-end research and compliance testing. The culture that built those fabs also built the industry's measurement standards: much of what engineers treat as normal practice in microwave, optical and high-speed digital test was first defined by Hewlett-Packard, then Agilent, then Keysight instruments.
Commercially, the company sells into four broad markets: commercial communications, aerospace and defence, electronic industrial and automotive, and semiconductor and general research. China is its largest single country market, at roughly a fifth of revenue. The business has been reshaped in recent years by two large transactions, the integration of ESI Group and the acquisition of network test specialist Spirent Communications, which together extend Keysight from component and signal test into full network and simulation workflows.
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Keysight Technologies, Inc. is an American electronic measurement company and the largest business in the world whose primary purpose is test and measurement. It is headquartered at 1400 Fountaingrove Parkway in Santa Rosa, California, employs approximately 16,500 people, and is listed on the New York Stock Exchange as KEYS. Its lineage runs back to the Hewlett-Packard measurement division founded in 1939, through Agilent Technologies, to the spin-off that created Keysight as an independent public company in 2014.
Scale separates Keysight from every other brand in this ranking. Revenue reached USD 5.375 billion in fiscal 2025 and USD 6.582 billion on a trailing-twelve-month basis to 31 July 2026, a 25.5% increase, with net income of USD 1.26 billion over the same period. Gross margin runs above 63%, a level that reflects how little of the product is commodity hardware and how much is proprietary analog front-end silicon and software.
The portfolio spans the highest-value measurement problems in electronics. Oscilloscopes range from the InfiniiVision everyday instruments to the UXR series, whose bandwidth extends past 110 GHz for 1.6T optical and 6G research. Signal analysers, vector network analysers and arbitrary waveform generators cover RF, microwave and mmWave design; power analyzers, programmable sources, regenerative electronic loads and automated test racks validate power conversion from server PSUs to EV traction inverters; battery and BMS test systems serve cell and pack developers; and wide-bandgap test products characterise silicon carbide and gallium nitride power devices.
Keysight's decisive structural advantage is that it designs and fabricates its own compound-semiconductor devices. Proprietary indium phosphide and gallium arsenide processes, run in its own facilities, are what allow its oscilloscopes and sampling systems to reach bandwidths that merchants of standard silicon cannot match, which is why the company holds a commanding position in high-end research and compliance testing. The culture that built those fabs also built the industry's measurement standards: much of what engineers treat as normal practice in microwave, optical and high-speed digital test was first defined by Hewlett-Packard, then Agilent, then Keysight instruments.
Commercially, the company sells into four broad markets: commercial communications, aerospace and defence, electronic industrial and automotive, and semiconductor and general research. China is its largest single country market, at roughly a fifth of revenue. The business has been reshaped in recent years by two large transactions, the integration of ESI Group and the acquisition of network test specialist Spirent Communications, which together extend Keysight from component and signal test into full network and simulation workflows.
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Quick Facts
Headquarters
Santa Rosa, California, United States
Founded
2014
Employees
~16,500
Revenue
USD 6.582 billion (TTM to 31 July 2026); USD 5.375 billion (FY2025 to 31 October 2025)
Factories
8 production and research sites: Santa Rosa CA (HQ campus), Penang (Malaysia), Germany, Japan, Shanghai; own InP and GaAs semiconductor packaging
Listing
NYSE: KEYSCategories
Data Sources & Methodology
This corporate profile is compiled from publicly available sources including company annual reports, SEC/regulatory filings, official press releases, and verified third-party industry databases. Financial figures reflect the most recent fiscal year disclosures and are cross-validated across multiple independent references.
VerityRank Score is calculated using a proprietary multi-dimensional model evaluating market presence, financial strength, operational scale, innovation capacity, and brand influence. Individual dimension scores are normalized against industry peers and updated quarterly.
Disclaimer: This profile is for informational purposes only. VerityRank makes no warranties regarding completeness or timeliness. This content does not constitute investment advice or endorsement.
Key references: Official Website NYSE: KEYS , Keysight FY2025 results · SEC EDGAR filings · Keysight profile · Keysight oscilloscopes · Keysight financials
