Stop Using Broken Spreadsheets: The Multi-Currency Portfolio Tracker to Get Your True CAGR / ROI
If you invest in anything outside your home currency, whether it's a SS tech stock (in USD) , a European ETF (in EUR) , or a UK asset (in GBP) , your current Google Sheet is giving you the wrong profit number. It's a fundamental flaw known as the Historical Currency Conversion Gap. A free tracker only compares today's stock price to your original cost. But what happens when you bought that U.S. stock when the exchange rate was $1.10 , and today it's $1.25 ? Your spreadsheet ignores this $0.15 currency gain, completely distorting your profitability. You need a tracker that thinks globally. Two Financial Flaws That Break Basic Trackers Your DIY or free template is likely failing on the two most crucial aspects of international investing: 1. Cost Basis is Wrong (The Historical FX Flaw) The Issue: Your profit/loss is calculated as: Market Value - Cost Basis . To get an accurate Cost Basis for a stock bought in a foreign currency, your tr...