Learn how to calculate stock beta in Excel using historical price data and formulas—enhance your investment analysis with this step-by-step guide.

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

The stock market is a complex entity, a vast sea of numbers and percentages that can be as unpredictable as it is influential. Recently, the market has been exhibiting some particularly erratic ...

The U.S. stock market is poised to be kept on edge next year as investors are caught between fear of missing out on the artificial-intelligence rally and concern that it’s a bubble just waiting to ...

Calculating stock growth rates can be challenging and seem intimidating, especially with all the numbers and terminology getting thrown around. Every investor has a preferred way of calculating that ...

An important financial paradox is the excess volatility puzzle. First identified by Robert Shiller in 1981, the excess volatility puzzle says that asset prices fluctuate much more than information ...

Tesla stock has plunged by over 50% since December, a dramatic collapse that has stunned shareholders and analysts alike. In mid-December 2024, Tesla traded near an all-time high of around $480 per ...

The U.S. stock market is unusually quiet after a dramatic start to August, and that's making Wall Street panic - again. Stocks have rebounded quickly after a bruising selloff that shook up global ...

Market volatility remains elevated, as indicated by the VIX, and is likely to persist through earnings season, presenting both risks and opportunities. The S&P 500 ETF has returned to a sideways ...

In recent months, it has not been unusual to see the value of major stock indexes, such as the S&P 500, change by as much as 3% in a single day. Unfortunately for many investors, the general direction ...

Disclaimer: The analyst who wrote this article has shares in Strategy (MSTR) Strategy (MSTR) is currently experiencing its lowest 10-day realized volatility since it first added bitcoin {BTC} to its ...