What happened?
Shares of electronic measurement provider Keysight (NYSE: KEYS) jumped 6.5% in the afternoon session after the company certified its Advanced Design System Photonic Designer software to support Tower Semiconductor's PH18 silicon photonics process design kits.
The certification enables engineers to simulate and design electronic and photonic circuits within a single environment prior to tapeout. Keysight's Advanced Design System Photonic Designer supports Tower Semiconductor's process design kits, bringing radio frequency and photonic circuit design together into a single environment. The company stated that combining these design capabilities is intended to shorten development cycles and accelerate deployment.
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What is the market telling us
Keysight’s shares are quite volatile and have had 17 moves greater than 5% over the last year. In that context, today’s move indicates the market considers this news meaningful but not something that would fundamentally change its perception of the business.
The biggest move we wrote about over the last year was 9 months ago when the stock gained 19.3% on the news that the company reported strong fourth-quarter financial results and provided an optimistic outlook for the first quarter that surpassed analyst expectations. For its fourth quarter, Keysight posted revenue of $1.6 billion, a 23.3% increase year on year, and non-GAAP earnings per share of $2.17. Both figures beat Wall Street estimates. However, the company’s forecast for the upcoming first quarter particularly fueled investor optimism. Keysight projected revenue to be around $1.7 billion, significantly higher than the consensus estimate of $1.50 billion. Similarly, its earnings per share guidance, with a midpoint of $2.30, was well above the expected $1.91. The strong results and forward guidance signaled accelerating business momentum.
Keysight is up 40.7% since the beginning of the year, but at $290.69 per share, it is still trading 25.1% below its 52-week high of $388.03 from October 2026. Investors who bought $1,000 worth of Keysight’s shares 5 years ago would now be looking at an investment worth $1,564.
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