Wetin Replace PDT Rule? Intraday Margin Explained

Wetin replace PDT rule na intraday margin standard. SEC approve FINRA amendments to Rule 4210 on April 14, 2026, and FINRA Regulatory Notice 26-10, wey dem publish on April 20, 2026, set June 4, 2026 as the effective date. From that day, rulebook no longer get pattern day trader designation, four-day-trades-in-five-business-days count, $25,000 minimum equity, or day-trading buying power formula. Instead, firms must monitor margin accounts for intraday margin deficits, either in real time or through one end-of-day calculation. Dem get until October 20, 2027 to complete the switch.

Wetin replace PDT rule?

Four parts of the old framework comot from Rule 4210 together: pattern day trader label, the count wey create am, the $25,000 equity floor wey flagged account must hold, and day-trading buying power (prior-day maintenance excess times four). Our pattern day trader rule guide explain how that system work, so we no repeat am here.

Wetin enter na duty for the firm, no be label for the customer. Notice 26-10 define intraday margin level, or IML: the amount wey customer fit withdraw at a particular time while still meeting maintenance margin requirement. Any trade wey reduce am, whether na opening position or adding to one, na IML-reducing transaction. Intraday margin deficit na the biggest gap between the margin wey must remain and the account equity after that trade. The maintenance requirement itself no change: 25% of long, marginable stock under Rule 4210(c), or any higher house rate wey firm choose. For the layer underneath, including the 50% initial requirement and the two account types wey e apply to, see Reg T margin versus portfolio margin.

How intraday margin standard dey work?

Firm go choose one of two compliance methods.

1. Real-time monitoring. Firm system value the account continuously and reject any order wey go create or increase intraday margin deficit. The check happen when order enter.
2. End-of-day calculation. Firm allow all the day’s orders, then after market close e calculate the biggest intraday deficit for that day. Notice allow the same end-of-day prices wey firm already use for nightly maintenance check. Deficit go produce intraday margin call.

Customer must meet the call as quickly as possible, either by deposit or liquidation. The call remain open until dem satisfy am or until close of the fifteenth business day after e arise. Customer wey dey regularly leave calls unpaid beyond the fifth business day go enter 90 calendar days freeze: closing trades only. Nothing wey create or increase debit balance or short position. Deficits wey no pass the lower of 5% of equity or $1,000 no count toward that pattern. How firm’s own call differ from regulatory one dey explained for Fed call versus house call.

Worked example: $5,000 account and $20,000 position

Assume account get $5,000 cash and no position, while firm use 25% maintenance rate. At 9:45 a.m., customer buy $20,000 of one stock. At 11:00 a.m., customer sell the whole position. When customer enter, account hold $20,000 stock against $15,000 debit, so equity na $5,000. Requirement on $20,000 na $5,000. IML na zero: account don reach full limit, with no deficit.

For real-time firm, $20,000 order go pass. But firm for reject $24,000 order because its $6,000 requirement pass the account’s $5,000 equity. Once position enter, price movement determine the rest. If stock fall 2%, e go reach $19,600. Equity go fall to $4,600 and requirement go fall to $4,900, creating $300 deficit. Every dollar wey position lose go increase deficit by 75 cents, because equity fall by one dollar while requirement fall by quarter dollar. While deficit dey, system block any further IML-reducing orders. The 11:00 a.m. sale still dey allowed and e clear the deficit.

For end-of-day firm, both orders go pass without intraday check. After close, firm measure the biggest exposure for the day, the $20,000 position, against account equity. At 25%, na $5,000 against $5,000: no deficit and no call. If customer buy $24,000 instead, calculation go show $1,000 shortfall and $1,000 intraday margin call go follow, even though position don disappear by 11:00 a.m. and the day fit close with profit. Under old rule, this same round trip for account below $25,000 count as one mark toward the four-in-five count. That count don disappear; now dem measure position against equity.

How far fit position move inside one session?

Under either method, the important figure for fully extended account na how far position move between market open and its worst point for the day. The panel below measure am for six household names during August 2026: average range and widest gap between each session high and low, as percentage of the open.

SELECT
    ticker,
    round(avg(100 * (toFloat64(high) - toFloat64(low)) / toFloat64(open)), 2) AS avg_range_pct,
    round(max(100 * (toFloat64(high) - toFloat64(low)) / toFloat64(open)), 2) AS max_range_pct
FROM global_markets.stocks_daily_aggs
WHERE ticker IN ('AAPL', 'MSFT', 'NVDA', 'TSLA', 'AMD', 'SPY')
  AND date >= '2026-08-01'
  AND date <  '2026-09-01'
  AND open > 0
GROUP BY ticker
ORDER BY avg_range_pct DESC

AMD carry the widest average range among the six, 3.9% of the open, with one session reaching 7.72%; SPY narrowest at 0.66%. If we apply am to the example, 2% high-to-low range on $20,000 position means $400 movement. A $400 fall from entry go increase deficit by $300.

Now make the hypothetical use real prices. The trace below take every August 2026 session for AAPL and ask: if the $5,000 account buy $20,000 of AAPL at the open, how far below the open did session low reach in dollars, and what deficit real-time monitor for show at that point? Deficit line dey move at 75% of loss line.

SELECT
    toString(date)                                                                                        AS session_date,
    toInt64(round(greatest(0, 20000 * (1 - toFloat64(min(low)) / toFloat64(any(open)))), 0))           AS open_to_low_loss_usd,
    toInt64(round(greatest(0, 0.75 * 20000 * (1 - toFloat64(min(low)) / toFloat64(any(open)))), 0))    AS deficit_at_low_usd
FROM global_markets.stocks_daily_aggs
WHERE ticker = 'AAPL'
  AND date >= '2026-08-01'
  AND date <  '2026-09-01'
  AND open > 0
GROUP BY date
ORDER BY date

Across the 21 sessions, deficit line almost never reach zero. Account wey start the day exactly at its requirement get no cushion, so any dip go register as shortfall for as long as the dip last. The next panel rank the same sessions by that shortfall.

SELECT
    formatDateTime(date, '%a %b %e')                                                                     AS label,
    round(100 * (toFloat64(max(high)) - toFloat64(min(low))) / toFloat64(any(open)), 2)                  AS range_pct,
    toInt64(round(greatest(0, 0.75 * 20000 * (1 - toFloat64(min(low)) / toFloat64(any(open)))), 0))    AS deficit_at_low_usd
FROM global_markets.stocks_daily_aggs
WHERE ticker = 'AAPL'
  AND date >= '2026-08-01'
  AND date <  '2026-09-01'
  AND open > 0
GROUP BY date
ORDER BY deficit_at_low_usd DESC
LIMIT 5

The biggest one happen on Mon Aug 3, when AAPL high-to-low range reach 2.98% and the account for stand $340 short at the low. Even the fifth-widest session still produce $242 shortfall. Real-time firm for block new buys while those deficits dey. End-of-day firm price the same peak position at close instead of the low, so its figure for a particular day fit differ from the one shown.

Is $2,000 the new day-trading minimum?

No. The $2,000 wey broker FAQs dey mention na Rule 4210(b), the long-standing minimum equity for any margin account. Account need at least $2,000, or the full purchase cost if that one lower, before firm fit extend margin credit at all. The rule exist before June 2026, and the amendments no touch am. No dollar figure dey tied specially to day trading again. A $3,000 margin account fit day trade as long as its equity cover the intraday requirement on the positions wey e hold. Firms still fit set higher house minimum, and some firms dey do am.

When my broker must switch?

The amendments take effect on June 4, 2026. Firms wey need more time fit phase am in over 18 months, until October 20, 2027. During that period, broker fit still run house day-trading limits wey resemble the old system, including trade count or equity floor. Those ones na house rules now, no be FINRA rules, and they differ from firm to firm. E*TRADE, Firstrade and TradeZero don publish their own transition policies; many other brokers never talk much. Check your broker’s margin disclosure before you assume say $25,000 floor don disappear for you.

Cash accounts no enter this matter. Margin rules no apply to them, before or after June 4, and their main restriction still be settled funds, as explained in good-faith violations in cash accounts.

Wetin change for options traders?

Equity options on stocks and ETFs dey physically settled: exercise or assignment deliver 100 shares per contract at the strike. Under old rule, if small account get assignment on short put, or exercise long call, then sell the shares that same day, that one count as day trade. Four such trades inside five days go flag the account. Notice 26-10 address this step directly. Firm fit treat creation of position through assignment or exercise of option and liquidation of that position on the same day as happening at the same time. Firm fit do the same for legs of a spread entered as one order. If dem treat dem as simultaneous, assignment and sale no leave open position for intraday calculation to measure. Na this change allow account below $25,000 to day trade physically settled options without PDT count.

Assignment itself no change. Short option still fit get assigned early, as when short options get assigned early explain, and in-the-money long option still get exercised at expiration. Shares wey remain in account at close still face ordinary maintenance and Reg T requirements overnight. The panel below price the actual deliverable for one contract.

SELECT
    ticker,
    formatDateTime(max(date), '%b %e')                          AS priced_on,
    toInt64(round(toFloat64(argMax(close, date)) * 100, 0))     AS one_contract_deliverable_usd,
    toInt64(round(toFloat64(argMax(close, date)) * 25, 0))      AS maintenance_at_25pct_usd
FROM global_markets.stocks_daily_aggs
WHERE ticker IN ('AAPL', 'MSFT', 'NVDA', 'TSLA', 'AMD', 'SPY')
  AND date >= '2026-08-24'
  AND date <  '2026-09-01'
GROUP BY ticker
ORDER BY one_contract_deliverable_usd DESC

As of Aug 31, 100 shares of SPY worth $76705, and 25% maintenance on that block alone na $19176, which pass what $5,000 account hold. The smallest deliverable among the six, NVDA at $22078, still bigger than the whole account. Intraday standard allow firm to treat same-day exit as simultaneous with assignment. But e no reduce the position wey unexpected overnight holding leave behind.

FAQ

PDT rule don disappear?

Yes. Amendments to FINRA Rule 4210, wey SEC approve on April 14, 2026 and wey take effect on June 4, 2026, remove pattern day trader designation, four-trades-in-five-days count, $25,000 minimum equity and day-trading buying power. Dem replace dem with intraday margin requirements. Firms fit phase the change in until October 20, 2027.

I still need $25,000 to day trade?

No, not under FINRA rules. The requirement now be say margin account equity must cover maintenance margin on its positions throughout the day. Firm fit check am in real time or once after close. Broker still fit impose higher minimum as house rule.

Wetin be the $2,000 minimum equity requirement?

Na the existing floor under Rule 4210(b) for any margin account: at least $2,000 equity, or full purchase cost if that one lower, before firm extend margin credit. E no be day-trading rule, and June 2026 amendments no change am.

Wetin be intraday margin call?

Na call for the biggest intraday margin deficit wey firm calculate for one day. Customer must meet am as quickly as possible, and e remain open for up to 15 business days. Customer wey dey regularly leave such calls unpaid beyond the fifth business day go face 90 calendar days restriction from creating or increasing debit balance or short position.

Small account fit day trade options now?

Yes, as long as e remain within its margin. Firm fit treat option assignment or exercise and same-day sale of the resulting shares as happening at the same time. So the round trip no longer count as day trade and e leave no intraday deficit to measure. Assignment risk no change, and shares held overnight still face normal maintenance requirement.

Every panel above get the exact SQL underneath am. To run the same intraday-range and deficit calculation for another ticker or account size, ask for am in plain English on the Strasmore terminal.