What are fundamentals?

THE SHORT VERSION
Fundamentals are the measurable, underlying qualities of a business: its earnings, revenue, debt, cash flow, and assets. They determine what it is actually worth. Fundamentals-based investing bets on these real numbers, not on price swings or crowd sentiment.
KEY TAKEAWAYS

What are fundamentals?

Fundamentals are the real, measurable qualities of a business: its earnings, revenue, expenses, debt, assets, and cash flow. They describe how the company actually operates, separate from its stock price, and they determine what the business is worth over time.

Fundamental analysis values those numbers from the ground up. You ask what the business earns, owns, owes, and generates, then price the stock from there. That's the opposite of betting on price momentum or sentiment.

What counts as a fundamental?

Four big buckets: earnings (profit), revenue (sales), cash flow (money moving), and the balance sheet (assets and debts). Earnings and revenue sit in the income statement, while cash flow gets a statement of its own. Growth in both is the strongest sign of a healthy business.

Management quality and competitive position are qualitative fundamentals, harder to measure but just as real. They decide whether the numbers hold up once you strip one-time gains and losses, and they often separate winners from the rest over time.

Ratios compress all of it into numbers you can compare across companies. Price-to-earnings shows what you pay per dollar of profit, PEG folds in growth, price-to-book compares price to net assets, return on assets shows operating efficiency, and debt-to-equity with the quick ratio flag financial risk.

Macroeconomic fundamentals like GDP, inflation, and interest rates shape the whole economy. Microeconomic ones, like supply and demand in a sector, hit individual companies. Both feed into your read of a business.

Why do fundamentals matter to you?

Because over the long run, price follows fundamentals. A company that keeps growing earnings and cash flow sees its share price rise. One whose numbers deteriorate sees its price sag, no matter how popular it is.

Short term, price and fundamentals drift apart, driven by mood and momentum. But the gap tends to close. Value investors make their money buying when price sits below strong fundamentals and the divergence looks temporary.

Fundamentals versus technical analysis

Fundamental analysis values the business itself, using earnings, cash flow, and assets. Technical analysis ignores the business and studies the price chart, looking for patterns and trends in trading alone. They answer different questions with different tools.

Fundamentalists ask what a company is worth. Technicians ask where the price is heading next. Many use both, but the philosophies rest on different foundations. One trusts the business numbers; the other trusts the pattern on the screen.

How do you use fundamentals in practice?

Screen for quality: rising revenue, growing earnings, positive free cash flow, low debt. Then value it, comparing price to earnings with ratios like P/E. A strong business at a fair price is the goal.

Check the trend over several years, not one quarter. A single great year can flatter a declining business. Fundamentals are about the direction of the underlying engine, and that direction over time is what compounds into your returns.

How do you translate those numbers into a value?

The discounted cash flow (DCF) model prices a business from the money it will actually produce. You project future cash flows, then pull them back to today using a discount rate that reflects risk and the time value of money. The sum is your intrinsic value estimate.

The discount rate is the heart of the model. A higher rate, used for riskier or further-off cash, cuts the present value harder. Small changes in that rate swing the answer a lot, which is why two honest analysts can reach very different values from the same business.

The dividend discount model does the same idea for companies that pay out cash. It treats each future dividend as a cash flow and discounts it back to today. The value is what those expected payments are worth now, so it suits steady dividend payers best.

Both models are only as good as their assumptions. Change the growth rate or the discount rate and the answer moves. So the discipline is to run several scenarios and see how wide the range stretches before you trust any single number.

Where do you find the numbers?

Fundamental analysis estimates intrinsic value: what a business is truly worth from the numbers up, compared against its current price. That estimate draws on earnings, cash flow, and assets rather than on the latest price swing.

If price sits below value, the stock looks undervalued. Above it, you're paying for hope. The gap is where the opportunity lives, and it tends to close as the market catches up to the numbers over time.

The raw material comes from the financial statements in the filings, the 10-K annual and 10-Q quarterly reports every public company must file, where earnings, revenue, debt, and assets show up in standardized form under U.S. generally accepted accounting principles.

The earnings, revenue, cash flow, and balance sheet you can check yourself live there, free and audited. Any source quoting fundamentals without pointing at the filings is asking you to trust instead of verify.