Nasdaq 100 components see mixed performance: optical communication and select technology stocks advance, while telecom and chip-related individual stocks pull back.

On October 9, intraday U.S. stock trading saw mixed performance among Nasdaq 100 components. According to Bitget data, optical communications, cybersecurity, and select software stocks demonstrated strength, while telecom operators and certain chip-related tickers experienced pullbacks.

Gainers included Lumentum (LITE.O), up 6.41% and primarily providing optical communication devices and laser products; Moderna (MRNA.O), gaining 5.93% with a focus on mRNA drug and vaccine development; Constellation Energy (CEG.O), rising 4.89% and specializing in nuclear power and other electricity generation operations; Datadog (DDOG.O), climbing 4.34% and mainly offering cloud application monitoring, observability, and security services; and Palo Alto Networks (PANW.O), advancing 3.79% and operating a cybersecurity platform and related solutions.

Decliners included T-Mobile US (TMUS.O), down 11.78% as a major U.S. wireless communications operator; Astera Labs (ALAB.O), falling 3.44% and primarily delivering high-speed interconnect semiconductor solutions for AI and cloud infrastructure; ARM (ARM.O), declining 2.80% and specializing in chip architecture design and related intellectual property licensing; Comcast (CMCSA.O), dropping 2.43% and principally managing broadband, media, and entertainment businesses; and PepsiCo (PEP.O), slipping 2.19% and focused on beverages and snack food operations.