Amphenol Profit Margin

As of the most recent data (June 2026), APH shows a profit margin of 17.76%. That compares with 21.3% in the prior-year period — down 16.6% year over year. That is below the Technology sector average of 37.3%. Scroll down for historical charts and peer comparison views.

Compared with the year-ago period, APH's profit margin is now 17.76% (was 21.3%) — a 16.6% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Amphenol is outperforming or lagging.

The Technology sector average profit margin is about 37.3%. Amphenol is at 17.76%, which is lower that average. That is roughly 52.4% below the sector mean. Use the comparison chart on this page to see how APH stacks up against individual peers as well.

That compares with 21.3% in the prior-year period — down 16.6% year over year. Improvement over multiple periods is generally more meaningful than a single strong quarter. Compare Amphenol with peers to see if the move is company-specific or sector-wide.

Besides this profit margin page, Stockcircle has Amphenol'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 17.76%) with ownership activity and broader fundamentals.