Learn What GROUPBY Can Really Do in Excel : From Smart Sorting to Percent of Totals

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Build a 2026 Excel Budget with Auto Bank Imports

Build a free 2026 Excel budget file with bank import and XLOOKUP categories, so you track spending and savings without manual ...

How to Easily Calculate Weighted Average in Excel

Learn how to calculate weighted averages using Excel for various financial metrics. Simplify complex calculations with our ...
How-To Geek on MSN

How to use the MAP function in Microsoft Excel

Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...
Barron's

Technical Analysis: Use Strong Stock Market Days to Sell, Charts Suggest

As many market participants anticipate a year-end rally, there are mounting indications that such an outcome is far from assured. Investor positioning appears increasingly stretched, with multiple ...

Master Sharpe Ratio Calculation in Excel for Better Investing

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...
Bloomberg L.P.

Investor Relations & Strategy: How to Use Bloomberg in Excel

We invite you to join our industry specialists for a virtual session on how to use Bloomberg functionality in Excel. This expert-led webinar will focus on equity-related functions relevant to a broad ...