Astera Labs ALAB Stock News Today: NVLink Fusion Fallout, Fresh Forecasts, and What Wall Street Is Watching on Dec. 15, 2025
Astera Labs Inc. (Nasdaq: ALAB) is back in focus on Monday, Dec. 15, 2025, as investors weigh a string of December catalysts that have driven sharp swings in the AI infrastructure supply chain—especially around NVIDIA’s NVLink Fusion ecosystem and hyperscaler custom silicon roadmaps. As of 11:53 a.m. ET (16:53 UTC) on Dec. 15, ALAB traded around $150.02, up about 0.8% on the session, with an intraday range roughly between $143.32 and $152.07. The “why now” is a mix of: Why Astera Labs stock is moving in December 2025 ALAB’s December volatility traces back to a market question that keeps resurfacing: