Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
08/03/2026 $157.73 $164.16 $155.36 $163.34 7.16M
08/04/2026 $170.47 $172.90 $165.59 $171.33 8.17M
08/05/2026 $172.31 $174.84 $170.60 $172.24 6.14M
08/06/2026 $169.74 $176.33 $168.67 $170.61 5.36M
08/07/2026 $171.65 $172.41 $166.88 $169.18 6.06M
Amphenol Corporation is a designer, manufacturer, and marketer of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products, and coaxial and high-speed specialty cables. Co.'s segments include Harsh Environment Solutions, Communications Solutions, and Interconnect and Sensor Systems. The Harsh Environment Solutions designs, manufactures and markets a range of ruggedized interconnect products, including connectors and interconnect systems, printed circuits and printed circuit assemblies and other products.
APH historical stock prices picture
Amphenol (APH) has the following price history information. Looking back at APH historical stock prices for the last five trading days, on August 03, 2026, APH opened at $157.73, traded as high as $164.16 and as low as $155.36, and closed at $163.34. Trading volume was a total of 7.16M shares. On August 04, 2026, APH opened at $170.47, traded as high as $172.90 and as low as $165.59, and closed at $171.33. Trading volume was a total of 8.17M shares. On August 05, 2026, APH opened at $172.31, traded as high as $174.84 and as low as $170.60, and closed at $172.24. Trading volume was a total of 6.14M shares. On August 06, 2026, APH opened at $169.74, traded as high as $176.33 and as low as $168.67, and closed at $170.61. Trading volume was a total of 5.36M shares. On August 07, 2026, APH opened at $171.65, traded as high as $172.41 and as low as $166.88, and closed at $169.18. Trading volume was a total of 6.06M shares.

APH Historical Stock Prices By Date:

APH historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Amphenol shares, starting with a $10,000 purchase of APH, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested

Start date: 08/10/2016
End date: 08/07/2026
Start price/share: $15.03
End price/share: $169.18
Starting shares: 665.34
Ending shares: 730.35
Dividends reinvested/share: $3.91
Total return: 1,135.61%
Average Annual Total Return: 28.59%
Starting investment: $10,000.00
Ending investment: $123,530.09
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 08/10/2016
End date: 08/07/2026
Start price/share: $15.03
End price/share: $169.18
Dividends collected/share: $3.91
Total return: 1,051.65%
Average Annual Total Return: 27.69%
Starting investment: $10,000.00
Ending investment: $115,153.74
Years: 10.00
Date Close
08/03/2026$163.34
08/04/2026$171.33
08/05/2026$172.24
08/06/2026$170.61
08/07/2026$169.18
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Also explore: APH shares outstanding history

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