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Amtech Systems Inc

ASYS
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
SEC CIK
0000720500

In the last 90 days, Amtech Systems Inc insiders filed 2 open-market purchases and 0 sales; 112 institutions reported holding it in 13F filings for Q2 2026, worth $241.5M in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Amtech Systems Inc changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of ASYS: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders791112+34
Shares7.47M30110.5M+2.99M (+40.0%)
Value$87.4M$3.52K$241.5M+$154.2M (+176.4%)

1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (46)

Institutions that held Amtech Systems Inc at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to ASYS in Q2 2026
InstitutionSharesValue% of portfolio
AIGH Capital Management LLC1,252,000$28.9M2.62%
AWM Investment Company, Inc.690,000$15.9M1.38%
VGI Partners Ltd237,503$5.48M0.30%
Vanguard Portfolio Management LLC81,351$1.88M0.00%
Los Angeles Capital Management LLC63,562$1.47M0.01%
Capelight Capital Asset Management LP50,000$1.15M0.58%
Bank of New York Mellon Corp41,533$958.6K0.00%
Optimus Capital Advisors, LLC30,000$692.4K0.37%
Y-Intercept (Hong Kong) Ltd29,533$681.6K0.01%
Charles Schwab Investment Management Inc28,468$657.0K0.00%
Winton Group Ltd28,350$654.3K0.02%
Marex Group plc26,118$602.8K0.00%
Panoramic Capital, LLC25,000$577.0K0.25%
Shikiar Asset Management Inc22,075$509.0K0.13%
Nuveen, LLC20,681$477.3K0.00%
KTF Investments, LLC17,000$392.4K0.04%
Integrated Quantitative Investments LLC15,359$354.5K0.06%
De Lisle Partners LLP15,000$346.2K0.04%
State of Wisconsin Investment Board13,600$313.9K0.00%
Rhumbline Advisers11,987$276.7K0.00%
Deutsche Bank AG11,647$268.8K0.00%
Buffalo Business & Estate Services Ltd–$257.9K0.03%
Wells Fargo & Company10,685$246.6K0.00%
ExodusPoint Capital Management, LP10,557$243.7K0.00%
Price T Rowe Associates Inc9,747$225.0K0.00%
Invesco Ltd.9,260$213.7K0.00%
Legato Capital Management LLC8,898$205.4K0.02%
STRS Ohio7,900$182.3K0.00%
MetLife Investment Management7,046$162.6K0.00%
Citigroup Inc5,490$126.7K0.00%
Mirae Asset Global ETFs Holdings Ltd.5,393$124.5K0.00%
Alliancebernstein L.P.10,000$116.8K0.00%
Simplex Trading, LLC4,230$97.6K0.00%
Police & Firemen's Retirement System of New Jersey3,455$79.7K0.00%
Kemnay Advisory Services Inc.2,250$51.9K0.01%
Farther Finance Advisors, LLC1,700$39.2K0.00%
Legal & General Group Plc1,136$26.2K0.00%
Ameritas Investment Partners, Inc.1,063$24.5K0.00%
SRS Capital Advisors, Inc.227$5.24K0.00%
First United Bank Trust220$5.08K0.00%
Parallel Advisors, LLC200$4.62K0.00%
California State Teachers Retirement System161$3.72K0.00%
Jones Financial Companies LLLP118$2.31K0.00%
Horrell Capital Management, Inc.25$1.00K0.00%
Sterling Capital Management LLC41$9460.00%
Caitong International Asset Management Co., Ltd4$920.00%

Sold out (12)

Institutions that held Amtech Systems Inc at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of ASYS in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Pacific Ridge Capital Partners, LLC405,371$4.73M
Squarepoint Ops LLC38,690$451.9K
Hudson Bay Capital Management LP24,083$281.3K
Brevan Howard Capital Management LP23,714$277.0K
Bank of America Corp22,652$264.6K
Virtu Financial LLC21,210$248.0K
HRT Financial LP20,181$235.0K
Jump Financial, LLC13,280$155.1K
Kovack Advisors, Inc.12,100$144.6K
Walleye Capital LLC12,197$142.5K
Omers Administration Corp10,400$121.5K
IFP Advisors, Inc1,019$11.9K

Not filed for Q2 2026 yet (1)

Institutions that held Amtech Systems Inc at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ASYS in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
CWM, LLC301$3.52K