Keysight Technologies, US49338L1035

Keysight Technologies stock gains ahead of the open

Published on 09/22/2026 at 07:25 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

At the close on September 21, 2026, Keysight Technologies stock benefited from a broad technology rally as the Nasdaq Composite rose 2.26 percent to 27,122.09.

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Keysight Technologies stock closed at USD 340.79 on the NYSE on September 21, 2026, up 1.07 percent.

September 21, 2026 in numbers

Keysight Technologies, Inc. (ISIN US49338L1035, NYSE: KEYS) advanced as the Nasdaq Composite rose 2.26 percent to 27,122.09 on the same session. Reuters reported that renewed artificial-intelligence optimism and retreating Treasury yields supported technology shares.

The Nasdaq Composite gained 2.26 percent, exceeding Keysight stock's 1.07 percent increase by 1.19 percentage points. Keysight traded on the NYSE in USD during the September 21, 2026 session.

September 22, 2026 market setting

The Nasdaq Composite entered the session after closing at 27,122.09 on September 21, 2026. Technology-sector sentiment therefore provides the principal market reference for Keysight shares before the US open.

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