The price of Amphenol Corporation (APH) on October 9, 2026 is 87.24 USD, +2.25% on the day. Over 52 weeks the stock traded between 59.01 USD and 89.93 USD; the price now sits 91% of the way up that range. Over the past year the price changed by +38.71%. The P/E ratio is 47.9, which is above the sector median (36.4). Market capitalization is 214.02 billion USD, rank 1 among 3 stocks of the same industry with a known capitalization.
Closing prices for 9 October 2026
Next earnings report: 28 October 2026, before market open · Earnings calendar
Change over the period shown (line colour): +40.81 %
Amphenol Corporation trades on NYSE under the ticker APH. The company belongs to the Technology sector. The trading history on this page starts on 22 August 2016.
Over the past 52 weeks APH has traded between 59.01 $ and 89.93 $. As of 9 October 2026 the price stood 91.30 % of the way from the 52-week low to the high.
Over one year APH shares rose 38.71 %; over six months they rose 23.96 %. Volatility over 90 days is 42.20 %. Dividends are not included: this is price change only, as of 9 October 2026.
APH trades at a price-to-earnings ratio of 47.9, above the sector median of 36.4. Price to sales is 8.3, above the sector median of 3.7. Price to book is 15.3, above the sector median of 4.0. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 9 October 2026 | 86.58 | 87.55 | 86.03 | 87.24 | 8M |
| 8 October 2026 | 86.23 | 87.41 | 83.96 | 85.32 | 13M |
| 7 October 2026 | 87.21 | 88.28 | 86.44 | 87.55 | 9M |
| 6 October 2026 | 88.70 | 89.93 |
The series is stated in the current share scale after splits; dividends are not included in the price
Based on the last 12 months of reports, through 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
Amphenol makes connectors and cable assemblies — the unglamorous parts that join a server, a car or an aircraft together.
The catalogue is deliberately fragmented: tens of thousands of parts for communications, data centres, automotive, industry, aerospace and defence. No single market carries a critical share, which makes revenue steadier than a single-industry supplier's. Each part is designed into a specific application and stays there for the product's life.
The fast-growing line is data centres: dense accelerator racks demand high-speed interconnect and higher-power delivery, and connector complexity rises faster than unit count. Automotive electronics provides a second structural tailwind for the same reason.
The company has historically grown by acquiring small specialist manufacturers and is unusually good at integrating them without losing margin — its distinguishing trait. Amphenol pays a dividend; the risks are those of any industrial supplier: customer investment cycles and the price of copper and polymers.
Address:358 HALL AVE, WALLINGFORD, CT, 06492, US
Amphenol Corporation reported revenue of 25.9B $ and net income of 4.5B $ over the last four quarters. Net margin is 17.24 %. Revenue changed by +54.40 % year over year. Earnings per share are 1.74 $. Market capitalisation is 214.0B $.
APH has a return on equity of 31.95 %, above the sector median of 1.63 %. Return on assets is 10.60 %, above the sector median of 0.49 %. Operating margin is 25.77 %, above the sector median of 1.10 %.
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| 88.21 |
| 88.62 |
| 9M |
| 5 October 2026 | 86.75 | 87.70 | 86.61 | 87.27 | 10M |
| 2 October 2026 | 86.82 | 88.02 | 85.72 | 86.96 | 11M |
| 1 October 2026 | 85.00 | 87.09 | 83.63 | 85.67 | 12M |
| 30 September 2026 | 85.45 | 85.81 | 83.83 | 84.30 | 16M |
| 29 September 2026 | 86.08 | 86.22 | 83.71 | 84.34 | 11M |
| 28 September 2026 | 84.16 | 85.71 | 82.52 | 84.62 | 14M |
| 25 September 2026 | 83.91 | 85.01 | 83.48 | 84.09 | 10M |
| 24 September 2026 | 80.49 | 83.53 | 80.05 | 83.08 | 12M |
| 23 September 2026 | 83.38 | 83.40 | 81.38 | 82.19 | 13M |
| 22 September 2026 | 80.19 | 83.37 | 79.51 | 82.84 | 13M |
| 21 September 2026 | 79.26 | 81.21 | 78.88 | 80.72 | 12M |
| 18 September 2026 | 78.33 | 79.30 | 77.40 | 77.55 | 30M |
| 17 September 2026 | 78.86 | 79.08 | 77.08 | 78.37 | 9M |
| 16 September 2026 | 79.02 | 79.02 | 76.74 | 77.26 | 9M |
| 15 September 2026 | 78.48 | 79.14 | 77.09 | 77.65 | 9M |
| 14 September 2026 | 81.20 | 81.60 | 78.36 | 78.55 | 12M |