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Options settlement: when the shares and cash are actually yours

Option trades in the US settle one business day after the trade, written T+1, and so do the stock trades that assignment creates. The position shows in your account right away; the money is final the next business day. Here's what that means for a seller, especially in a cash account.

Options guide · 7-minute read · Updated 2026-10-26

What "settlement" means

A trade has two moments. The trade date is when you and the other side agree. The Settlement date is when the shares and cash actually change hands between brokers. See Settlement.

Since May 2024, US stocks, ETFs and listed options all settle T+1: one business day after the trade date. Canada moved to T+1 at the same time. Before that it was T+2 for stocks, and older articles still say so.

For most of what a seller does, settlement is invisible. The position appears when you trade. The cash line updates. You only notice settlement when you try to use money that isn't final yet, or when a holiday pushes it a day.

The seller's timeline, step by step

Assignment creates a stock trade dated the day of exercise. The clearing house treats it exactly like you bought or sold shares that day. So a Friday assignment settles on Monday, a Tuesday early assignment settles on Wednesday.

A worked example (an illustration, not a trade idea)

A made-up stock, XYZ, trades at $50. On a Monday you sell one 30-day $45 put for $1.00 in a cash account. You see +$100 at once; it settles Tuesday. Your broker holds $4,500 aside.

Expiration Friday, XYZ closes at $42. Saturday morning you're assigned.

Result if you sell Monday: −$400 on the shares, +$100 premium = −$300. Nothing about settlement changed that number. What it changes is what you can do with the $4,100 before Tuesday.

Cash accounts: the part that bites

In a margin account, brokers generally let you trade on unsettled proceeds. In a cash account, the rules are stricter, and this is where sellers run into trouble.

The common one is a good-faith violation: you buy something with unsettled cash and then sell it before that cash settles. Do it a few times in a year and the broker can restrict the account to settled-cash-only for a while.

For a seller, the scenario looks like this: your shares are called away Friday (cash arrives, unsettled until Monday). Monday morning you buy shares of another stock with that cash. Monday afternoon the chart turns and you sell them. That sale, before Monday's settlement, can be flagged.

The fix is boring: in a cash account, give assignment cash one business day before you turn it over fast. If you'd like the details, our page on cash accounts vs margin accounts for selling options goes through it.

What settles in cash, not shares

Stock and ETF options are physically settled: shares move. Index options like SPX are cash settled: no shares, just the difference between the strike and the settlement value, paid in cash. See Cash-settled options and Physically settled options.

The wheel runs on physically settled options, because the whole point is to end up holding or selling shares. If you're on an index product and expecting shares, check which kind you have.

Holidays and the extra day

T+1 counts business days. A Friday assignment before a Monday holiday settles Tuesday. A trade on the day before Thanksgiving settles Friday. The money arrives; it just takes the holiday with it.

Dividends are where this matters most. To receive a dividend, you must own the shares before the Ex-dividend date. With T+1, buying the day before the ex-date is enough. Being assigned on a put the day before the ex-date also gets you the dividend, because the purchase is dated that day. Being assigned on a call that day means you sold the shares and the dividend goes to the buyer, which is the main reason early assignment happens. See early assignment before a dividend.

What to do with this

1. Check which account type you have. If it's a cash account, read your broker's good-faith violation rule once.
2. After any assignment, note the trade date and the settlement date in your journal. It's one line, and it explains the "unsettled" label.
3. If you run the wheel strategy in a cash account, make the new put a day later rather than the same morning the call was assigned. The premium you'd miss from one day is small; the restriction isn't.

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