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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.

Q4 2023 vs. Q3 2023

How the institutions holding Amtech Systems Inc changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of ASYS: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders4245+3
Shares6.72M6.16M−559.5K (−8.3%)
Value$51.2M$25.9M−$25.3M (−49.4%)

New holders (11)

Institutions that held Amtech Systems Inc at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to ASYS in Q4 2023
InstitutionSharesValue% of portfolio
AMH Equity Ltd89,661$376.6K0.40%
Susquehanna International Group, LLP56,430$237.0K0.00%
Prescott Group Capital Management, L.L.C.20,000$84.0K0.01%
Firsthand Capital Management, Inc.6,600$57.5K0.08%
Wolverine Trading, LLC13,550$56.9K0.00%
Millennium Management LLC12,038$50.6K0.00%
Victory Capital Management Inc9,231$38.8K0.00%
Group One Trading, L.P.2,052$8.62K0.00%
Principal Securities, Inc.200$8400.00%
Focused Wealth Management, Inc20$840.00%
Bank of America Corp14$580.00%

Sold out (8)

Institutions that held Amtech Systems Inc at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of ASYS in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Seldon Capital LP208,112$1.59M
Oberweis Asset Management Inc118,900$906.0K
ClariVest Asset Management LLC74,559$569.0K
White Pine Capital LLC30,450$232.0K
Two Sigma Advisers, LP12,300$93.7K
Ritholtz Wealth Management10,350$78.9K
Barclays PLC6,313$48.1K
Earnest Partners LLC1,700$13.0K