The tools, explained
Practical guides to options and financial tools.
Learn how to read an option payoff graph, compare strategies and make sense of company figures. Start with an example, then try it in the tool.
Practical guides
Calculator walkthrough
How to use an options profit calculator and read the graph
Follow a worked call option example, enter an underlying asset and understand premium, breakeven and expiry profit on a payoff graph.
· 4 min read · Worked example included
Read calculator walkthrough guideStrategy comparison
Long straddle vs bull call spread: compare the payoff graphs
See why a straddle needs a larger move while a bull call spread caps upside. Compare original USD examples, costs, breakevens and expiry outcomes.
· 4 min read · Worked example included
Read strategy comparison guideCompany research
How to compare companies without entering every financial figure
Use sourced NVIDIA, Alphabet, Microsoft and Chevron snapshots, understand reporting periods and missing metrics, and avoid mistaking growth for an investment ranking.
· 3 min read · Worked example included
Read company research guideUnderstand the inputs before trusting the result.
Our examples use hypothetical prices. Company snapshots show dates and original sources. Every guide explains the limits of its calculation and links to the next practical step.