Astera, Rocket Lab shares surge after hours on addition to Nasdaq 100

The Nasdaq-100 has added CoreWeave, Rocket Lab, Astera, and two other AI-era companies during its quarterly rebalance. This strategic shift toward AI infrastructure firms underscores a growing market focus on AI technologies, which is currently influencing investment strategies. Following the announcement of their addition to the index, shares of Astera and Rocket Lab experienced a surge in after-hours trading, reflecting the positive market reaction to the inclusion of these specific technology and infrastructure companies.