Datadog, Inc. Stock News

The S&P 500 (^GSPC -0.07%) is one of three major U.S. stock market indexes, though it is widely seen as the best gauge for U.S. equities because of its breadth. The index includes over 80% of domestic stocks by market capitalization.

Shares of Datadog (DDOG -4.23%) shot up nearly 15% on July 3 after it was revealed that the provider of cloud-based observability, monitoring, and security solutions will join the S&P 500 index on July 9.

Shares of Datadog (DDOG -4.11%) fell on Tuesday, down as much as 6.3%, before recovering slightly to a 4.1% decline as of 12:51 p.m. ET.

Datadog stock has surged ahead of its addition to the S&P 500.

Datadog shares dropped by over 5% in early trading on Tuesday to $144.70 after Guggenheim downgraded the cloud monitoring and security firm from “neutral” to “sell,” warning of potential downside risks tied to OpenAI's shifting technology strategy.

There comes a moment in every early-stage company when investors start to see the reward of being patient with their holdings, and that is when the early stage shifts into a “growth spurt” gear. When this happens, market share and financial metrics grow large enough that the company's stock earns its place in the higher ranks of the market, and it stops trading on the under-covered and obscure ...

The S&P 500 is widely regarded as the most comprehensive gauge of the U.S. stock market, made up of the 500 leading publicly traded companies in the country. Given the extensive reach of the businesses that comprise the index, it is hailed as the most reliable benchmark of overall stock market performance.

The S&P 500 is going through a bit of a changeup. The stock market index announced on Wednesday, July 2, that it's adding Datadog (NASDAQ: DDOG), a software company, to its lineup.