CoreWeave and Nebius shares jumped after Nasdaq said both AI infrastructure companies will join the Nasdaq 100 index later this month.

CoreWeave (CRWV) plans $3.5B senior notes offering to pay down debt. Shares tick up in premarket tech rebound.

Nasdaq-100 adds CoreWeave, Rocket Lab, Nebius, Astera Labs, and Teradyne while removing five members. The AI-heavy rebalance takes effect June 22, 2026.