Free lessons on investing basics, stock charts, financial statements, cash flow, and valuation. Choose a starting point below, or browse the latest guides.
Completely new to investing? Start the free four-part beginner course with What Is a Stock. No investing account or paid tool is needed.
Before committing money, make a simple money plan. Then practice compounding, fees, and inflation with fictional amounts.
Ready to explore chart tools? Browse the TradingView guides by task.
Learning company research? Use the ten-step stock-analysis framework.
A company can win customers, grow its profits, and still leave someone who buys its stock disappointed. The purchase price helps determine the result. For a beginner, this is a useful starting point: research the business, then ask what expectations are built into its share price. You can practice both steps without opening a brokerage … Read more
A reproducible framework for analyzing semiconductor equipment stocks through process position, WFE, backlog, installed-base service, normalized FCF and ROIC.
A reproducible framework for analyzing semiconductor cycles, gross margins, capital expenditure, normalized free cash flow, and through-cycle ROIC.
How do Microsoft, Alphabet, Amazon and Meta compare on AI-related capital spending? Start with the table below, which keeps each company’s reported period and spending definition visible. The figures cover company-wide infrastructure and do not isolate every AI dollar. Use the analysis that follows to connect investment with cash flow, margins and evidence of returns. … Read more
Return on invested capital (ROIC) helps answer one of the most important questions in fundamental analysis: how efficiently does a company turn long-term capital into operating profit? A high number can indicate a durable competitive advantage, but only when the calculation is consistent and the underlying economics are understood. ROIC in one minute Formula: NOPAT … Read more
Artificial intelligence can accelerate revenue growth, but the infrastructure behind it can also absorb enormous amounts of cash. Investors therefore need to evaluate AI capital expenditures as an investment program—not simply celebrate higher spending or reject it as waste. The framework in one minute Start with capital intensity: capital expenditures divided by revenue. Compare capex … Read more
The income statement, balance sheet, and cash flow statement describe the same business from different angles. Reading one statement in isolation can hide important changes. Reading all three together helps an investor distinguish accounting profit from cash generation and understand how growth affects the company’s financial position. This guide explains the purpose of each statement, … Read more
Fundamental stock research is the process of understanding a business, measuring its financial performance, and comparing a reasonable estimate of value with the market price. The strongest process is not a single ratio or spreadsheet. It is a sequence of questions that connects the business model, financial statements, competitive position, management decisions, risks, and valuation. … Read more
A company’s annual report on Form 10-K is one of the most useful primary sources for fundamental research. It combines audited financial statements with management’s discussion of the business, material risks, debt, legal matters, and executive oversight. The goal is not to read every page with equal intensity. A repeatable checklist helps you find the … Read more
Free cash flow (FCF) connects accounting profit with the cash a business actually produces. Investors use it to evaluate whether a company can reinvest, reduce debt, repurchase shares, or pay dividends without depending on new financing. FCF is useful, but it is not a standardized GAAP line item. Companies may calculate it differently, so the … Read more