Nvidia Earnings Seen as Bellwether for AI Optimism
- Nvidia's earnings on Feb. 21 could test investor enthusiasm for AI and tech stocks
- Nvidia shares up 46% in 2023, accounting for over a quarter of S&P 500's gains
- Nvidia now 3rd most valuable company on Wall Street, seen as AI bellwether
- Options traders bracing for 11% swing in Nvidia shares after earnings
- Disappointing earnings could dampen AI optimism and trigger profit-taking