A dividend is a company handing part of its profit to the people who own it. The idea is simple. The mechanics are where money quietly goes missing, and almost none of it is lost to markets. It is lost to dates and paperwork.

In short

Only one of the four dates decides whether you get paid.
Buying after the qualification date means waiting a full cycle, however long you then hold.
Unregistered payment instructions are why enormous sums sit unclaimed.
Tax is usually deducted before the money reaches you, so the declared figure is not what lands.

The four dates

Every dividend announcement carries several dates, and confusing them is the most common way to miss money you thought you had earned.

The declaration date, when the company announces the payout.
The qualification date. If your name is on the register at the close of business that day, you are entitled to the dividend.
The closure of register, during which the register is locked and share transfers are not processed.
The payment date, when the money is actually sent.

Only the second one determines whether you are paid. Buy after it and you wait for the next cycle, no matter how long you hold afterwards. This catches people out every single season.

The register decides who is paid. Not who owns the shares today, but who owned them on one particular day.

Register your payment instruction, or the money simply waits

Dividends are paid electronically into a bank account, but only once you have lodged a mandate with the registrar handling that company’s shares. Until then, payments you are fully entitled to sit unclaimed.

In Nigeria this is a well documented and very large problem, and the overwhelming majority of it is paperwork rather than dispute. The important detail is that different companies use different registrars, so this is not a single form filed once. Every holding needs checking.

What actually reaches your account

Withholding tax is normally deducted at source before payment, so the amount you receive is lower than the amount declared. In many markets this is treated as a final tax, meaning dividend income alone does not create a filing obligation. Rates and treatment change, and treaties between countries can alter them, so confirm the current position rather than assuming.

Reading a yield without being misled

A dividend yield is the annual payout divided by the current price. Because it is a fraction, it moves for two entirely different reasons, and they look identical on a screen. That is worth its own read: what a high dividend yield is really telling you.

Dividends are not free money

A company paying out cash has less cash. In theory the share price adjusts to reflect that, and over the very short term it often visibly does.

This does not make dividends pointless. Cash in your account is certain in a way that paper gains are not, reinvesting it compounds, and a company that sustains a payout for years is usually telling you something true about its finances. But treating a dividend as a bonus on top of an unchanged asset misreads what happened.

A short checklist

Lodge a mandate with the registrar for every company you hold.
Note qualification dates before buying if a payout is part of your reason.
Check whether the payout is covered by profits rather than borrowing.
Look at the payout in currency across several years, not just the yield today.