There are a lot of numbers, but there is an order to read them in. What each statement says.
Financial statements are three documents answering different questions. The income statement answers how much was earned over a period, the balance sheet answers what is owned and owed right now, and the cash flow statement answers how much cash actually came in and went out. They exist separately because the three can disagree.
The income statement works downward, subtracting categories of cost in turn. Seeing which step erodes the profit shows where the problem sits. Revenue up but operating profit down points at cost of sales or selling expenses; operating profit flat but net profit down points at interest or tax.
Selling goods without yet being paid produces profit with no cash. When that gap widens, a company can be profitable on paper and still run into danger. This is why checking that operating cash flow moves in the same direction as operating profit matters. Rising profit alongside persistently negative cash flow is worth investigating.
Carrying debt is not bad in itself. Normal levels vary by industry, and borrowing to earn more can be a reasonable choice. The question is whether it can be repaid. Whether operating profit covers the interest, how much debt matures soon, and how much cash is on hand together make the judgement possible.
One year's figures can swing on one-off events: selling an asset can inflate profit, and clearing a large cost at once can produce a loss. Laying three to five years side by side and reading the direction tells you more than studying a single year closely.
The first time you open a set of financial statements, the sheer volume of numbers makes it hard to know where to start. A fixed order helps. First, look at a few years of revenue and operating profit on the income statement. Next, check on the cash flow statement whether operating cash flow moves roughly in line with profit. Then look at debt and cash on the balance sheet, and finally search the notes for one-off items that moved the numbers a lot. These four steps alone give a rough picture of whether the company earns from its core business, whether that money actually arrives, and whether it can handle its debt.
Many people read the headline numbers and skip the notes, but most of what you need to interpret those numbers lives there: when revenue is recognised, how inventory is valued, and risks not yet in the figures, such as lawsuits or guarantees. The external auditor's opinion is another must-check item. If it is anything other than unqualified, or carries an emphasis paragraph about doubts over the company continuing as a going concern, that sentence may matter more than any number. The notes also tell you if accounting standards changed in a given year, which can make figures before and after not directly comparable.
A few misunderstandings catch first-time readers: assuming higher net profit means the core business improved, treating a high debt ratio as automatically dangerous, judging a trend from a single quarter, and comparing companies in different industries by the same yardstick. For companies that publish both consolidated and standalone statements, check which one you are reading — including subsidiaries or not can change the numbers dramatically. In Korea, original filings are available on the electronic disclosure system. This guide explains how to read the statements and makes no judgement about whether any company is good or bad.
Check it live