Alphabet (GOOG) Stock After Hours: Waymo Recall, GPT‑5.2 Shock and What to Watch Before the December 12 Open
Alphabet Inc. Class C shares ended Thursday, December 11, 2025 sharply lower, then steadied in after‑hours trading as investors digested a Waymo robotaxi recall, OpenAI’s launch of GPT‑5.2, and growing worries about an AI spending bubble. Here’s what happened after the bell – and what traders and long‑term investors should watch before the market opens on Friday, December 12, 2025.