E ET180 May 21, 2022 #11 And then my buying power increased only about 15% from end of trading Friday to this morning. So I think IB discounts margin close to expiration if the strikes are far away from ATM.
And then my buying power increased only about 15% from end of trading Friday to this morning. So I think IB discounts margin close to expiration if the strikes are far away from ATM.