S&P 500 Gains and Losses Today: Align Technology Stock Tumbles; eBay, Meta Soar
1. ALGN shares plunged 36.6%, the largest decline in S&P 500. 2. The company missed quarterly revenue and profit estimates significantly. 3. Align plans restructuring, including workforce cuts, costing $150-$170 million. 4. Overall market sentiment weakened due to inflation uncertainties and tarff discussions.