• Kroger average pre-tax profit margin for 2011-07-31 was 0%, a 0% decline from 2011-10-31.
• Kroger average pre-tax profit margin for 2011-10-31 was 0%, a 0% decline from 2012-01-31.
• Kroger average pre-tax profit margin for 2012-01-31 was 0%, a 0% decline from 2012-04-30.

Pre-tax profit margin can be defined as earnings before taxes as a portion of total revenue.