| Margin call | $1,475 |
| Sell 75% marginable securities | $1,475/0.75 |
| Credit to margin call | $1,500*.75=$1,125 |
| Deposit cash | $350 |
| Shortfall | $0 |
| Margin debt | $3,525 |
| Stock value | $5,550 |
| Net portfolio value | $1,975 |
| New margin requirement | $1,350 |
| Margin call | $1,475 |
| Sell 75% marginable securities | $1,475/0.75 |
| Credit to margin call | $1,500*.75=$1,125 |
| Deposit cash | $350 |
| Shortfall | $0 |
| Margin debt | $3,525 |
| Stock value | $5,550 |
| Net portfolio value | $1,975 |
| New margin requirement | $1,350 |