Historical Stock Price
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Date Open High Low Close Volume
06/11/2025 $4.07 $4.17 $4.01 $4.15 29.60K
06/12/2025 $4.12 $4.37 $4.03 $4.36 55.10K
06/13/2025 $4.28 $4.36 $4.05 $4.05 44.30K
06/16/2025 $4.16 $4.33 $4.10 $4.17 25.30K
06/17/2025 $4.17 $4.25 $4.04 $4.19 19.70K
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 June 11, 2025, ASYS opened at $4.07, traded as high as $4.17 and as low as $4.01, and closed at $4.15. Trading volume was a total of 29.60K shares. On June 12, 2025, ASYS opened at $4.12, traded as high as $4.37 and as low as $4.03, and closed at $4.36. Trading volume was a total of 55.10K shares. On June 13, 2025, ASYS opened at $4.28, traded as high as $4.36 and as low as $4.05, and closed at $4.05. Trading volume was a total of 44.30K shares. On June 16, 2025, ASYS opened at $4.16, traded as high as $4.33 and as low as $4.10, and closed at $4.17. Trading volume was a total of 25.30K shares. On June 17, 2025, ASYS opened at $4.17, traded as high as $4.25 and as low as $4.04, and closed at $4.19. Trading volume was a total of 19.70K 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: 06/19/2015
End date: 06/17/2025
Start price/share: $10.60
End price/share: $4.19
Dividends collected/share: $0.00
Total return: -60.47%
Average Annual Total Return: -8.86%
Starting investment: $10,000.00
Ending investment: $3,953.48
Years: 10.00
Date Close
06/11/2025$4.15
06/12/2025$4.36
06/13/2025$4.05
06/16/2025$4.17
06/17/2025$4.19
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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