Research you can put to work
Investment calculators & research tools
Choose a question. Try an example or enter your figures. No sign-in needed.
First time? Start with cash runway.See whether a company can afford its next milestone. Load the example to learn as you go.
Business value
How much cash is left after maintaining the business?Owner Earnings Calculator
Open calculator →Growth quality
Is growing revenue turning into growing operating profit?Revenue Growth & Incremental Margin Calculator
Open calculator →Mining & ownership
Did the deposit grow faster than the share count?Resource Per Share & Dilution Calculator
Open calculator →Mining value
Compare company value with its attributable reported resource.Mining EV Per Ounce or Pound Calculator
Open calculator →Funding risk
Can the company fund its next milestone?Cash to Catalyst Calculator
Open calculator →Make your thinking shareable
Investment Thesis CardYour case, catalysts, risks and reasons to reconsider. One branded image, reviewed by you.
Make a card →See the thinking in action
Historical case · Berkshire 2007 shareholder letterBuffett and See’s: look beyond the growth headlineExplore the example →Worked application · Costco fiscal 2025A Lynch-style check: does Costco’s customer story hold up?Explore the example →Worked application · Microsoft fiscal 2025 versus 2024A Gurley-style check: Microsoft’s growth versus profitExplore the example →