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Amphenol vs IEH: APH and IEHC compared
Amphenol is the larger company: $10.2B of revenue in its latest quarter (Q3 2026) against $10.0M for IEH (Q1 FY27). Amphenol is growing faster (+65% against +59% a year earlier). Amphenol is more profitable, with an operating margin of 29.5% against 6.6%.
Where the money goes: APH and IEHC
Amphenol (APH) · Q3 2026
Amphenol, Q3 2026: revenue $10.2B (+65% year over year), operating margin 29.5%, net earnings $2.0B, operating cash flow $2.1B. The chart follows the revenue to costs, profit and cash.
IEH (IEHC) · Q1 FY27
IEH, Q1 FY27: revenue $10.0M (+59% year over year), operating margin 6.6%, net earnings $654K, operating cash flow −$213K. The chart follows the revenue to costs, profit and cash.
| Amphenol (APH) | IEH (IEHC) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q1 FY27 |
| Revenue | $10.2B | $10.0M |
| Revenue growth, Y/Y | +65% | +59% |
| Gross margin | 39.3% | — |
| Operating margin | 29.5% | 6.6% |
| Net earnings | $2.0B | $654K |
| Net margin | 19.9% | 6.5% |
| Operating cash flow | $2.1B | −$213K |
| Free cash flow | $1.6B | — |
| Market value | $185.0B | — |
| P/E | 18.8× | — |
| Analysts’ mean target | $106.97 | — |
Where the revenue comes from
Amphenol
- Communications Solutions: $6.6B (64%)
- Harsh Environment Solutions: $2.0B (20%)
- Interconnect and Sensor Systems: $1.6B (16%)
Questions
Which is bigger, Amphenol or IEH?
Amphenol is the larger company: $10.2B of revenue in its latest quarter (Q3 2026) against $10.0M for IEH (Q1 FY27).
Is Amphenol or IEH growing faster?
Amphenol is growing faster (+65% against +59% a year earlier).
Which is more profitable, Amphenol or IEH?
Amphenol is more profitable, with an operating margin of 29.5% against 6.6%.
More: Amphenol earnings · how Amphenol makes money · IEH earnings · how IEH makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 30, 2026; 10-Q filed Aug 7, 2026). Fiscal quarters can end on different dates. Not investment advice.