The S&P 500's highest daily close was on October 28, 2025 at 6,890.89. The index's highest monthly average of daily closes ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...

This feature works best when the columns you want to visualize are adjacent to each other, so you may need to rearrange your ...

Learn Paste Special math, Flash Fill patterns, Go To Special filters, and the F4 shortcut to clean data fast and share Excel ...

Tools like Excel and Google Sheets are ubiquitous these days, and learning how to use them more effectively will quickly ...

Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Fix Excel formulas that won’t spill! Learn how to troubleshoot #VALUE errors caused by Analysis ToolPak functions and improve your workflow.

Liz Weston, Certified Financial Planner, is a personal finance columnist for NerdWallet. Questions may be sent to her at 3940 ...

Pete Rathburn is a copy editor and fact-checker with expertise in economics and personal finance and over twenty years of experience in the classroom. The present value (PV) of a bond is the sum of ...

Volatility is a term used to refer to the variation in a trading price over time. The broader the scope of the price variation, the higher the volatility is considered to be. For example, a security ...

While you're playing around with the settings in Excel, consider switching to dark mode. If you spend all day staring at spreadsheets and find the white Excel canvas gives you a headache, switching to ...