U.S. stocks surge as Datadog (DDOG.US) is set to be added to the S&P 500 Index, with a nearly 10% increase.

According to the Wisdom Financial APP, on Thursday, Datadog (DDOG.US) opened significantly higher, rising by nearly 10% to $148.18. In terms of news, S&P Global announced that monitoring software supplier Datadog will replace Zendesk as a component stock of the S&P 500 index. According to a statement, S&P Global will implement this adjustment before the opening of the market on July 9. When a company is included in a major index, the stock price usually rises because fund managers need to adjust their portfolios to reflect the new index composition.