NASDAQ 100 components split: SpaceX, Strategy, and cloud software stocks advance, while healthcare and e-commerce-related stocks pull back.

On October 21, according to Bitget data, U.S. intraday trading saw mixed performance among Nasdaq 100 components, with aerospace, Bitcoin treasury, and cloud software stocks outperforming, while medical device, streaming, and e-commerce stocks pulled back.

In terms of gains, SpaceX (SPCX) rose 9.91%, primarily engaged in aerospace transportation, rocket launches, and satellite internet services; Strategy (MSTR.O) gained 7.77%, a leading Bitcoin treasury company; Datadog (DDOG.O) climbed 7.15%, primarily offering cloud application monitoring, observability, and security services; Rocket Lab (RKLB.O) rose 3.96%, mainly specializing in rocket launch services and aerospace system R&D and manufacturing; CrowdStrike (CRWD.O) increased 3.64%, primarily providing cybersecurity, endpoint protection, and threat detection services.

In terms of declines, DexCom (DXCM.O) fell 5.87%, primarily providing continuous glucose monitoring devices and related solutions; Netflix (NFLX.O) dropped 4.82%, mainly engaged in streaming entertainment and film and TV content production; Pinduoduo (PDD.O) declined 3.53%, primarily operating the Pinduoduo e-commerce platform and its overseas counterpart Temu; Booking Holdings (BKNG.O) fell 3.23%, mainly offering online travel booking and related services; T-Mobile US (TMUS.O) dropped 2.99%, a major U.S. wireless communications carrier.