Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Stock Market News, Feb. 2, 2026: Dow ends up over 500 points, S&P 500 just shy of record after strong manufacturing data; Trump says U.S. and India have reached trade deal; Oil and gold decline.

Financial data-provider stocks dropped after artificial-intelligence company Anthropic announced it added new functions for legal users of its Cowork assistant. While shares of European legal ...

At WSJ Invest Live, Jon Gray shared optimism for the health of the private-credit market and discussed Blackstone’s investment strategy in AI infrastructure. Investors’ fears that new developments in ...

The stock market buckled Tuesday as investors dumped shares of software makers after a new AI automation tool from Anthropic PBC heightened concerns that their core businesses are at risk of being ...

Although the Dow Jones Industrial Average, S&P 500, and Nasdaq Composite have soared during Trump's presidency, he's also overseen two historic (and short-lived) stock market crashes. Stock valuations ...

After a hot start to the year, the Dow Jones Industrial Average on Friday ended the month on a three-week losing streak. The Dow Jones Industrial Average fell about 178 points, or 0.4%. The S&P 500 ...

Data centers need a lot of power. NextEra Energy is a leader in producing clean power. The company is working with several leading technology companies to supply power to data centers. NextEra Energy ...

Google accused of needlessly collecting cellular data Largest payout in this kind of case, lawyer says Google denies wrongdoing in agreeing to settle Jan 28 (Reuters) - Google will pay $135 million to ...

The company said on Wednesday that revenue in the most recent quarter was $81.3 billion, but its share price dropped more than 7 percent in after-hours trading. By Natallie Rocha Reporting from San ...

For the past two years, the conversation around AI infrastructure has focused on chips, models, and capital. In practice, that isn’t what’s slowing projects down. What matters is electricity–where it ...

In San Francisco, people wanting to get from point A to point B have a few fairly unique options. There’s Uber and Lyft, both headquartered in the area and also available around the world. Then ...