A day trade is the purchase and sale, or the short sale and cover, of the same security within a single trading session in a margin account. That round trip is what’s considered a day trade, and the count matters because four or more of them within five business days can get your account labeled a “pattern day trader” and lock you into a $25,000 minimum balance. The rule catches newer traders off guard because the arithmetic adds up faster than most people expect.
What Counts as One Day Trade
One day trade is one complete round trip in the same security during the same session. Open a position, close it before the day ends, and that’s one trade on the tally. Direction doesn’t matter: buying shares and then selling them counts, and short-selling shares and then buying them back to cover also counts.1Investor.gov. Day Trade By the end of the session, your net position in that security is back to zero.
The definition applies to margin accounts. If you hold a stock overnight and sell it the next morning before buying any new shares of the same security, that’s not a day trade. The overnight hold breaks the same-day requirement.1Investor.gov. Day Trade Swing traders who routinely carry positions from one session to the next don’t rack up day trades doing so.
Options count the same way. Buying a call contract at noon and selling it at 3:00 PM is one day trade, treated identically to buying and selling 1,000 shares of a large-cap stock. FINRA’s margin rule applies to day trading in any security, including options.2FINRA. Day Trading
Scaling In and Out of a Position
Where the count gets tricky is when you build a position with multiple orders. Buy 100 shares at 9:45 AM, another 100 at 10:30 AM, then sell all 200 at 1:00 PM, and your broker may count that as more than one day trade. FINRA acknowledged the complexity in 2021, adding an interpretation to Rule 4210 that provides an alternative method for calculating day trades when there are multiple purchases and sales of the same security on the same day.3FINRA.org. Regulatory Notice 24-13
The practical result: brokerages don’t all count trades identically. Some pair each opening order with a corresponding closing order, which can produce a higher day trade count than you’d expect. Others use the alternative method. FINRA itself notes there are two methods of counting, and the firm you use determines which one applies to your account.2FINRA. Day Trading If you scale into and out of positions, ask your broker which method they use before you get labeled.
The Four-in-Five-Days Rule
FINRA Rule 4210 defines a pattern day trader as any customer who executes four or more day trades within five business days.4FINRA.org. FINRA Rules 4210 – Margin Requirements The window rolls forward continuously, so a trade made on Monday stays in the count through the following Friday. Three day trades keeps you under. A fourth triggers the designation.
One escape valve most people overlook: the label won’t stick if your day trades represent 6 percent or less of your total trades during that five-business-day period.5FINRA.org. Regulatory Notice 21-13 For a very active account placing dozens of swing and position trades alongside a handful of day trades, this secondary check can keep the label off. For a typical retail trader making a modest number of trades per week, four day trades will almost always exceed 6 percent.
Once flagged, the designation tends to stick. Even if you stop day trading for weeks, your broker will generally continue treating the account as a pattern day trader account based on prior activity. You can contact your firm to discuss removing it, but the firm isn’t required to, and most will only consider it if your trading behavior has genuinely changed.2FINRA. Day Trading
The $25,000 Minimum
Pattern day traders must keep at least $25,000 in the margin account at all times. The equity can be a combination of cash and eligible securities, but it has to be in the account before any day trading takes place. If your balance dips below $25,000 because of a losing trade or a withdrawal, you cannot place another day trade until the balance is restored.2FINRA. Day Trading
When the balance falls short, your broker issues a special maintenance margin call. You then have five business days to deposit enough cash or securities to bring the account back above $25,000. Miss that deadline and the account is restricted to trading on a cash-available basis only for 90 days.4FINRA.org. FINRA Rules 4210 – Margin Requirements During the restriction you can liquidate existing positions but can’t open new day trades even with your own cash.
The $25,000 has to sit in the specific account you’re using for day trades. You can’t average balances across accounts at different firms. And because securities count at their current market price, a sharp drop in your holdings can push you below the threshold overnight. Many active traders keep a cushion above the minimum for exactly that reason.
Day Trading in a Cash Account
The pattern day trader rule and the $25,000 requirement apply exclusively to margin accounts. Trade in a cash account and you won’t be flagged as a pattern day trader regardless of how many round trips you make. That’s why some traders with less than $25,000 use cash accounts to sidestep the rule.
The tradeoff is settlement. Under SEC Rule 15c6-1, most securities settle on a T+1 basis, meaning the transaction finalizes one business day after the trade date.6U.S. Securities and Exchange Commission. Shortening the Securities Transaction Settlement Cycle Until a sale settles, the proceeds aren’t considered “settled funds.” Use those unsettled proceeds to buy another security and then sell it before the original sale settles, and you risk a trading violation.
The most common one is a good faith violation, which occurs when you buy a security and sell it before ever paying for the initial purchase with settled funds. Three good faith violations within a 12-month period typically result in a 90-day restriction where you can only buy securities using settled cash already in your account.7U.S. Securities and Exchange Commission. Updated Investor Bulletin – Trading in Cash Accounts With T+1 settlement, money from Monday’s sale is available Tuesday, so a small cash account might support one or two day trades per session before running out of settled funds.
Which Assets Count Toward the Rule
FINRA’s margin rule covers securities traded in margin accounts, which includes stocks and options on national exchanges.2FINRA. Day Trading Exchange-traded funds fall under the same umbrella. Each intraday round trip in any of these counts toward your tally.
Spot forex and cryptocurrency trading generally operate outside FINRA’s jurisdiction. Round trips in bitcoin or euro-dollar pairs don’t contribute to the four-in-five-days count. Futures contracts are regulated by the Commodity Futures Trading Commission rather than FINRA, so they also don’t trigger the pattern day trader designation. Traders with less than $25,000 who want to trade frequently sometimes gravitate toward these markets specifically to avoid the equity requirement, though each carries its own risks and margin rules.
A Proposal That Could Change This
In January 2026, FINRA filed a proposed rule change with the SEC that would eliminate the current pattern day trader framework. The proposal would replace the $25,000 minimum equity requirement, the four-trade-in-five-days classification, and the day-trading buying power calculation with a new set of intraday margin standards.8Federal Register. Notice of Filing of a Proposed Rule Change To Amend FINRA Rule 4210 (Margin Requirements) To Replace the Day Trading Margin Provisions With Intraday Margin Standards The SEC is soliciting public comments and the proposal has not been approved. Until it acts, the existing rules remain fully in effect, and anyone managing an account around the $25,000 threshold or the four-trade limit should continue doing so.