Institutional shares held 6.38 Million
1.1K calls
18.8K puts
Total value of holdings $31M
$5K calls
$91K puts
Market Cap $67.4M
13,889,300 Shares Out.
Institutional ownership 45.96%
# of Institutions 39


Latest Institutional Activity in ASYS

Top Purchases

Q2 2025
Pacific Ridge Capital Partners, LLC Shares Held: 661K ($3.21M)
Q2 2025
Gsa Capital Partners LLP Shares Held: 44.4K ($215K)
Q2 2025
Xtx Topco LTD Shares Held: 23.6K ($114K)
Q2 2025
Williams & Novak, LLC Shares Held: 18.4K ($89.2K)
Q2 2025
Sowell Financial Services LLC Shares Held: 33.5K ($163K)

Top Sells

Q2 2025
First Eagle Investment Management, LLC Shares Held: 800K ($3.88M)
Q2 2025
Dimensional Fund Advisors LP Shares Held: 910K ($4.41M)
Q2 2025
Vanguard Group Inc Shares Held: 659K ($3.2M)
Q2 2025
Kovack Advisors, Inc. Shares Held: 73K ($354K)
Q2 2025
Simplex Trading, LLC Shares Held: 2.84K ($13.8K)

About ASYS

Amtech Systems, Inc. manufactures and sells capital equipment and related consumables for use in fabricating silicon carbide (SiC), silicon power devices, analog and discrete devices, electronic assemblies, and light-emitting diodes (LEDs) worldwide. The company operates in Semiconductor and Material and Substrate segments. The Semiconductor segment designs, manufactures, sells, and services thermal processing equipment, including solder reflow ovens, diffusion furnaces, and customer high-temp belt furnaces for use by semiconductor manufacturers, as well as in electronics, automotive and other industries; and wafer polishing equipment and related services. Its products include horizontal diffusion furnaces; and belt furnaces. The Material and Substrate segment manufactures and sells consumables and machinery for lapping and polishing of materials, such as silicon wafers for semiconductor products; sapphire substrates for LED lighting and mobile devices; silicon carbide wafers for LED and power device applications; various glass and silica components for 3D image transmission; quartz and ceramic components for telecommunications devices; and medical device components, and optical and photonics applications. This segment also offers substrate process chemicals for use in various manufacturing processes, including semiconductors, silicon and compound semiconductor wafers, and optics. The company sells its products through sales personnel, as well as a network of independent sales representatives and distributors. The company was formerly known as Quartz Engineering & Materials, Inc. and changed its name to Amtech Systems, Inc. in 1987. Amtech Systems, Inc. was incorporated in 1981 and is headquartered in Tempe, Arizona.


Insider Transactions at ASYS

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
281K Shares
From 6 Insiders
Exercise of conversion of derivative security 80.5K shares
Open market or private purchase 201K shares
Sell / Disposition
15.5K Shares
From 1 Insiders
Payment of exercise price or tax liability 15.5K shares

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