An investor buys 1,000 shares of XYZ at $40 in a margin account.

If XYZ increases to $60, how much is the SMA (Excess Equity)?

Now what is the investors buying power?

If the price falls to $34, by how much is the account restricted?

If it drops to $32, what is the maintenance call?

At $30, what is the maximum amount of customer securities that the firm can use as collateral to borrow money from a bank?