Amazon shares tumble as £147bn AI investment plan sparks investor concern

The Amazon shares took Wall Street by surprise in early February 2026 after the company unveiled plans to pour roughly £147 billion ($200 billion) into artificial intelligence, cloud infrastructure, robotics, and related technologies. The announcement sparked a sharp sell‑off, with shares sliding over 10% in after‑hours trading as investors fretted about the scale of spending and its impact on near‑term profits.