Block shares soar 10% on entry into S&P 500
1. Block shares rose over 10% after joining the S&P 500. 2. Hess replaced by Block, reflecting market cap gains in tech. 3. Trade Desk also added to the S&P 500, replacing Ansys. 4. Chevron's acquisition of Hess completed amid legal disputes. 5. Block's addition emphasizes ongoing tech growth in the index.