buying power
Buying power is the total value of shares you can purchase right now, using your cash plus whatever your broker allows you to borrow against it.
In plain English
You know that feeling when ₦20,000 lands in your account and somehow it stretches further some days than others, depending on what your bank app is showing you as available balance versus real balance? Buying power in the stock market works on that same slippery logic, except it can actually grow bigger than your cash if your broker lets you borrow.
Say you have ₦500,000 sitting in your trading account with a Nigerian brokerage. If that account is a plain cash account, your buying power is simply ₦500,000. What you see is what you can spend, no more, no less.
But some brokers, especially the bigger international platforms that diaspora Nigerians use from London or elsewhere, offer margin accounts. Here the broker lends you extra money against the shares you already hold, so your buying power might show as ₦1,000,000 even though you only deposited half of that. It feels like free money, but it is a loan with interest, and if your shares fall in value, the broker can ask for cash back fast.
This matters because buying power changes minute by minute. Sell a stock and the cash does not always land instantly, it might still be settling, so your buying power lags behind what your account balance appears to say. A Nigerian trader eyeing a sudden dip in a bank stock on the NGX might see the price they want, but find their buying power has not caught up yet because Tuesday's sale has not settled.
Diaspora investors sending money home to a Nigerian brokerage account should watch this closely too. The transfer landing in your account is not the same as buying power being available immediately, banks and brokers both need their processing time.
Chidinma has ₦300,000 cash in her margin account. Her broker allows two times buying power on approved stocks, so her account shows ₦600,000 available to buy shares, even though she only owns ₦300,000 outright.
Questions people ask
Is buying power the same as cash balance?
No. Cash balance is the actual money sitting in your account. Buying power can be equal to that cash, or higher if your broker extends margin, or temporarily lower if a recent sale has not settled yet.
Why did my buying power drop after I sold shares?
Trades take a day or more to settle fully. Your broker may show the sale on your screen immediately, but the cash is not truly free to use again until settlement completes, so your buying power reflects that delay.
Can buying power get me into trouble?
Yes, if you are using margin. Borrowing to buy shares means you owe that money regardless of whether the shares rise or fall, so a market dip can leave you owing more than your account is worth.
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