Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
04/06/2026 $12.27 $13.00 $12.10 $12.27 253.30K
04/07/2026 $12.15 $12.57 $11.82 $12.15 133.60K
04/08/2026 $12.68 $13.27 $12.68 $13.03 124.70K
04/09/2026 $13.23 $14.18 $13.09 $13.96 195.50K
04/10/2026 $14.09 $14.94 $13.72 $14.75 123.50K
Amtech Systems, Inc. is a manufacturer of thermal processing, wafer cleaning and chemical mechanical polishing (CMP) capital equipment and related consumables used in semiconductor, advanced mobility and renewable energy manufacturing applications. Co.'s segments include semiconductor, and material and substrate. The semiconductor segment is engaged in the supply of thermal processing equipment, including solder reflow ovens, horizontal diffusion furnaces, and custom high-temp belt furnaces for use by semiconductor, electronics and electro/mechanical assembly manufacturers.
ASYS historical stock prices picture
Amtech Systems (ASYS) has the following price history information. Looking back at ASYS historical stock prices for the last five trading days, on April 06, 2026, ASYS opened at $12.27, traded as high as $13.00 and as low as $12.10, and closed at $12.27. Trading volume was a total of 253.30K shares. On April 07, 2026, ASYS opened at $12.15, traded as high as $12.57 and as low as $11.82, and closed at $12.15. Trading volume was a total of 133.60K shares. On April 08, 2026, ASYS opened at $12.68, traded as high as $13.27 and as low as $12.68, and closed at $13.03. Trading volume was a total of 124.70K shares. On April 09, 2026, ASYS opened at $13.23, traded as high as $14.18 and as low as $13.09, and closed at $13.96. Trading volume was a total of 195.50K shares. On April 10, 2026, ASYS opened at $14.09, traded as high as $14.94 and as low as $13.72, and closed at $14.75. Trading volume was a total of 123.50K shares.

ASYS Historical Stock Prices By Date:

ASYS historical cagr picture

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

Growth of $10,000.00
Without Dividends Reinvested

Start date: 04/14/2016
End date: 04/10/2026
Start price/share: $6.68
End price/share: $14.75
Dividends collected/share: $0.00
Total return: 120.81%
Average Annual Total Return: 8.25%
Starting investment: $10,000.00
Ending investment: $22,084.64
Years: 9.99
Date Close
04/06/2026$12.27
04/07/2026$12.15
04/08/2026$13.03
04/09/2026$13.96
04/10/2026$14.75
ASYS is categorized under the Technology sector; below are some other companies in the same sector:

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Also explore: ASYS shares outstanding history

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