• Chewy average gross margin for 2018-04-30 was 0%, a 0% decline from 2018-07-31.
• Chewy average gross margin for 2018-07-31 was 0%, a 0% decline from 2018-10-31.
• Chewy average gross margin for 2018-10-31 was 0%, a 0% decline from 2019-01-31.

Gross margin can be defined as a company's total sales revenue minus its cost of goods sold, divided by the total sales revenue, expressed as a percentage.