Articles
The numbers on a portfolio screen are less obvious than they look. These explain what each one measures, where it misleads, and how to work it out yourself.
How to export your portfolio from Trading 212
Trading 212 exports your whole history as a CSV. Two settings on that screen decide whether the file is usable, and both default to leaving things out.
· 6 min read
How to export your portfolio from DEGIRO, XTB, IBKR and Revolut
Every broker exports a transaction history and none agree on the column names. What to download, and the five details that decide whether the numbers come out right.
· 8 min read
Why your Trading 212 return percentage is wrong
Trading 212 shows a simple return that treats every deposit as if it had been there from the start. Here is what the number actually measures.
· 8 min read
Yield on cost vs current yield, explained
Two dividend yields, two different denominators, two different questions. Which one belongs in which sentence.
· 7 min read
Ex-dividend date vs pay date — what actually matters
Four dates surround every dividend and only one of them decides whether you get paid. A plain description of what each one does.
· 6 min read
How to calculate real return when you keep adding money
Monthly contributions break the simple percentage-gain formula. A worked example of the two methods that survive them.
· 9 min read
Portfolio tracker without connecting your broker
Open banking connections, read-only API keys and CSV files are three different levels of access. What each one actually hands over.
· 7 min read