The legal risks of borrowing someone else's ID card to open an account to buy and sell stocks are mainly manifested in the following three aspects: when the lender is involved in litigation or suspected of criminal offences due to personal debts, the judicial organ can freeze, auction or sell the stocks registered under the lender's securities account that actually belong to the borrower; Lenders can pledge the stocks actually belonging to borrowers registered in their securities accounts to banks and other units or use them for other purposes; According to the relevant policies and regulations, the individual creditor's rights of qualified risk securities companies are purchased by the state, but the strict requirements are worthy of the name.