cnbc.com | Tech Follow Musk's bad week: Tesla suffers worst slump since 2022, SpaceX drops ahead of Starship test flight Tesla shares plunged almost 18% this week after the company missed on earnings and turned cash flow negative. https://www.cnbc.com/2026/07/24/tesla-tsla-spacex-spcx-stock-starship-test-flight-musk-bad-week.html cnbc.com