Amtech Systems

ASYS • NASDAQ

Amtech Systems is a semiconductors company in the technology sector on NASDAQ, led by Robert C. Daigle, with a market cap of $157.6M. As of Q3 2025, 32% of shares are held by 53 institutional investors, with DIMENSIONAL FUND ADVISORS LP as the largest holder at 5.94%.

President and Chief Executive OfficerRobert C. Daigle

Market Cap$157.6M

Semiconductors

Technology

Employees405.0

Websiteamtechsystems.com

Country

United States of America

Overview

Overview of institutional ownership in ASYS as of Q3 2025 with a market cap of $132.5M

All Institutions

Institutions: 53
Value Held: $42.1M
Shares Held: 4.5M
Avg Position: $794.1K
Median Position: $185.2K

Hedge Funds

Hedge Funds: 7
Value Held: $3.3M
Shares Held: 359.2K
Avg Position: $475.2K
Median Position: $188.0K

Ownership Breakdown

Institutional (non-HF)

29.24%

$38.8M

Hedge Funds

2.51%

$3.3M

Retail & Other

68.25%

$90.5M

Based on market cap of $132.5M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in ASYS as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
DIMENSIONAL FUND ADVISORS LP Long Only Manager	David Paul Butler CEO	$7.9M 0.00% of portfolio	5.94% 849.8K shares	≤ Q2 2013 Held for 12y 5m+	$466.32B
F First Eagle Investment Management, LLC Long Only Manager	Mehdi Asif Mahmud CEO	$7.0M 0.01% of portfolio	5.26% 752.3K shares	Q2 2021 Held for 4y 5m	$54.9B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$6.3M 0.00% of portfolio	4.72% 676.0K shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
Pacific Ridge Capital Partners, LLC Long Only Manager	Mark Daniel Cooper President	$6.0M 1.30% of portfolio	4.52% 646.5K shares	Q4 2013 Held for 11y 11m	$460.6M
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	Anthony Ryan CEO	$1.7M 0.00% of portfolio	1.27% 182.4K shares	Q3 2025 Held for 2 months	$158.92B
J JANE STREET GROUP, LLC Institution	-	$1.6M 0.00% of portfolio	1.23% 175.4K shares	Q3 2025 Held for 2 months	$84.1B
B BlackRock, Inc. Institution	-	$1.2M 0.00% of portfolio	0.93% 132.9K shares	Q1 2017 Held for 8y 8m	$5.67T
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$1.2M 0.00% of portfolio	0.92% 131.3K shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
Marshall Wace LLP Institution	Diana Lj Harrison President	$974.8K 0.00% of portfolio	0.74% 105.3K shares	Q3 2025 Held for 2 months	$90.3B
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	Gillian Morna Therese Savage CEO	$773.5K 0.00% of portfolio	0.58% 83.5K shares	Q2 2020 Held for 5y 5m	$51.5B

Net Capital Flow

Institutional buying and selling activity for ASYS in Q3 2025

Traded: +$4.9M
Buyers: 32
Sellers: 22
Total Bought: +$8.1M
Total Sold: −$3.2M
Avg Position: $701.5K

Biggest Buyers

Institution	Net Bought	Current Position
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	+$1.7M +182.4K shares	$1.7M 182.4K shares
J JANE STREET GROUP, LLC Institution	+$1.6M +175.4K shares	$1.6M 175.4K shares
Marshall Wace LLP Institution	+$974.8K +105.3K shares	$974.8K 105.3K shares
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	+$375.6K +40.6K shares	$773.5K 83.5K shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$375.6K +40.6K shares	$726.5K 78.5K shares
ESSEX INVESTMENT MANAGEMENT CO LLC Long Only Manager	+$350.2K +37.8K shares	$350.2K 37.8K shares
E EHP Funds Inc. Institution	+$233.7K +25.2K shares	$233.7K 25.2K shares
C Cubist Systematic Strategies, LLC Institution	+$230.1K +24.8K shares	$230.1K 24.8K shares
GWN SECURITIES INC. RIA/Wealth	+$189.1K +20.4K shares	$189.1K 20.4K shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	+$184.6K +19.9K shares	$184.6K 19.9K shares

Biggest Sellers

Institution	Net Sold	Current Position
Ancora Advisors, LLC RIA/Wealth	−$701.7K −75.8K shares	$326.4K 35.2K shares
DIMENSIONAL FUND ADVISORS LP Long Only Manager	−$553.3K −59.8K shares	$7.9M 849.8K shares
F First Eagle Investment Management, LLC Long Only Manager	−$444.8K −48.0K shares	$7.0M 752.3K shares
Kovack Advisors, Inc. RIA/Wealth	−$378.3K −40.9K shares	$297.7K 32.2K shares
COMMONWEALTH EQUITY SERVICES, LLC. RIA/Wealth	−$170.9K −38.5K shares	Sold Off 0 shares
Sowell Financial Services LLC RIA/Wealth	−$149.0K −33.5K shares	Sold Off 0 shares
Pacific Ridge Capital Partners, LLC Long Only Manager	−$137.8K −14.9K shares	$6.0M 646.5K shares
X XTX Topco Ltd Institution	−$122.4K −13.2K shares	$96.2K 10.4K shares
UBS Group AG Institution	−$100.0K −10.8K shares	$18.8K 2.0K shares
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	−$98.2K −10.6K shares	$313.1K 33.8K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited ASYS in Q3 2025

New Positions: 7
New Value: $2.6M
Exited Positions: 6
Exited Value: $339.6K

New Positions

Institution	Position Value
J JANE STREET GROUP, LLC Institution	$1.6M 175.4K shares
E EHP Funds Inc. Institution	$233.7K 25.2K shares
GWN SECURITIES INC. RIA/Wealth	$189.1K 20.4K shares
WEXFORD CAPITAL LP Hedge Fund•Multi-Strategy	$174.2K 18.8K shares
B Brevan Howard Capital Management LP Institution	$166.7K 18.0K shares
H HRT FINANCIAL LLC Institution	$152.4K 16.5K shares
A AMERICAN CENTURY COMPANIES INC Institution	$98.4K 10.6K shares

Exited Positions

Institution	Previous Position
COMMONWEALTH EQUITY SERVICES, LLC. RIA/Wealth	$170.9K 38.5K shares
Sowell Financial Services LLC RIA/Wealth	$149.0K 33.5K shares
S SIMPLEX TRADING, LLC Institution	$12.6K 2.8K shares
T Tower Research Capital LLC Institution	$3.9K 884.0 shares
RAYMOND JAMES FINANCIAL INC RIA/Wealth	$3.1K 700.0 shares
J JONES FINANCIAL COMPANIES LLLP Institution	$46.0 10.0 shares

Options Activity

Institutions with the largest Call and Put options positions in ASYS as of Q3 2025

Call Positions: 2
Call Value: $353.7K
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$353.7K 382.0 contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	- - contracts

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

Institutions with ASYS as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Pacific Ridge Capital Partners, LLC Long Only Manager	Mark Daniel Cooper President	1.30% $6.0M	4.52% 646.5K shares	Q4 2013 Held for 11y 11m	$460.6M
E EHP Funds Inc. Institution	-	0.32% $233.7K	0.18% 25.2K shares	Q3 2025 Held for 2 months	$72.6M
I IRONWOOD INVESTMENT MANAGEMENT LLC Long Only Manager	Donald Collins Managing Partner	0.11% $255.5K	0.19% 27.6K shares	Q1 2015 Held for 10y 8m	$227.0M
W WealthTrust Axiom LLC Institution	-	0.09% $331.5K	0.25% 35.8K shares	Q3 2014 Held for 11y 2m	$373.3M
T THOMPSON DAVIS & CO., INC. Institution	-	0.08% $122.7K	0.09% 13.3K shares	Q3 2025 Held for 2 months	$162.0M
W Williams & Novak, LLC Institution	-	0.07% $94.9K	0.07% 10.3K shares	Q1 2025 Held for 8 months	$130.0M
ESSEX INVESTMENT MANAGEMENT CO LLC Long Only Manager	Nancy Beth Prial CEO	0.05% $350.2K	0.26% 37.8K shares	Q3 2025 Held for 2 months	$652.5M
WEXFORD CAPITAL LP Hedge Fund•Multi-Strategy	Charles Eugene Davidson Chairman	0.05% $174.2K	0.13% 18.8K shares	Q3 2025 Held for 2 months	$330.0M
GWN SECURITIES INC. RIA/Wealth	Denis Stephen Walsh CEO	0.04% $189.1K	0.14% 20.4K shares	Q3 2025 Held for 2 months	$425.9M
Kovack Advisors, Inc. RIA/Wealth	Melinda Sue Wolfe President	0.03% $297.7K	0.22% 32.2K shares	Q3 2023 Held for 2y 2m	$1.1B

Hedge Fund Spotlight

Discover hedge funds investing in ASYS

WEXFORD CAPITAL LP

Hedge Fund • Multi-Strategy

Portfolio ManagerCharles Eugene Davidson

Portfolio Value: $330.0M
Positions: 393
Last Reported: Q3 2025

Sector Allocation

Position in Amtech Systems

Market Value: $174.2K
Shares Held: 18.8K
Portfolio Weight: 0.05%
Owned Since: 2025-Q3

Top Holding	Sector	Market Value	Weight
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3 Cornerstone Building Brands CNR	Unknown Unknown	$14.1M	4.28%