Carmax Profit Margin

As of the most recent data (August 2026), KMX shows a profit margin of 1.12%. That compares with 1.98% in the prior-year period — down 43.5% year over year. That is below the Consumer Discretionary sector average of 4.29%. Scroll down for historical charts and peer comparison views.

Compared with the year-ago period, KMX's profit margin is now 1.12% (was 1.98%) — a 43.5% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Carmax is outperforming or lagging.

The Consumer Discretionary sector average profit margin is about 4.29%. Carmax is at 1.12%, which is lower that average. That is roughly 74.0% below the sector mean. Use the comparison chart on this page to see how KMX stacks up against individual peers as well.

That compares with 1.98% in the prior-year period — down 43.5% year over year. Improvement over multiple periods is generally more meaningful than a single strong quarter. Compare Carmax with peers to see if the move is company-specific or sector-wide.

Besides this profit margin page, Stockcircle has Carmax's full stock overview, other financial metrics, insider and congress trade tabs, and tools to follow the stock. Together they help you connect profit margin (currently 1.12%) with ownership activity and broader fundamentals.