IBKR does not allow you to purchase a stock from an exchange in one country and sell the stock to close the position on an exchange listed in another country. Stocks are not fungible.
Can I open a stock on the Canadian exchange and close the stock on the US exchange?
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Can I trade stocks on the Irish Stock Exchange?
Can I trade stocks on the Stock Exchange of Thailand?
Can I trade stocks on the Pakistan Stock Exchange?
What happens if my stock is moved to the Grey Market?