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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 $261.1M in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Amtech Systems Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
44
0 vs. Q1 2023
Shares held
6.61M
−378.4K (−5.4%) vs. Q1 2023
Total value
$63.2M
−$3.48M (−5.2%) vs. Q1 2023
New holders
5
17 more added
Sold out
5
12 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ASYS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 44 institutions
Q1 2021: 64 institutionsQ2 2021: 56 institutionsQ3 2021: 52 institutionsQ4 2021: 50 institutionsQ1 2022: 46 institutionsQ2 2022: 40 institutionsQ3 2022: 43 institutionsQ4 2022: 49 institutionsQ1 2023: 44 institutionsQ2 2023: 44 institutionsQ3 2023: 42 institutionsQ4 2023: 45 institutionsQ1 2024: 41 institutionsQ2 2024: 34 institutionsQ3 2024: 34 institutionsQ4 2024: 35 institutionsQ1 2025: 37 institutionsQ2 2025: 36 institutionsQ3 2025: 54 institutionsQ4 2025: 65 institutionsQ1 2026: 79 institutionsQ2 2026: 112 institutions
Value heldQ2 2023: $63.2M
Q1 2021: $83.7MQ2 2021: $65.2MQ3 2021: $77.6MQ4 2021: $96.5MQ1 2022: $94.6MQ2 2022: $65.7MQ3 2022: $76.1MQ4 2022: $50.2MQ1 2023: $66.7MQ2 2023: $63.2MQ3 2023: $51.2MQ4 2023: $25.9MQ1 2024: $33.9MQ2 2024: $36.4MQ3 2024: $35.4MQ4 2024: $30.2MQ1 2025: $23.2MQ2 2025: $18.3MQ3 2025: $42.1MQ4 2025: $77.2MQ1 2026: $87.4MQ2 2026: $261.1M
Institutions holding ASYS and their total value by quarter
QuarterHoldersValue
Q2 2026112$261.1M
Q1 202679$87.4M
Q4 202565$77.2M
Q3 202554$42.1M
Q2 202536$18.3M
Q1 202537$23.2M
Q4 202435$30.2M
Q3 202434$35.4M
Q2 202434$36.4M
Q1 202441$33.9M
Q4 202345$25.9M
Q3 202342$51.2M
Q2 202344$63.2M
Q1 202344$66.7M
Q4 202249$50.2M
Q3 202243$76.1M
Q2 202240$65.7M
Q1 202246$94.6M
Q4 202150$96.5M
Q3 202152$77.6M
Q2 202156$65.2M
Q1 202164$83.7M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Amtech Systems Inc; share changes are against Q1 2023.

Institutions holding ASYS in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Royce & Associates LP1,404,019$13.4M0.13%−11,918−0.8%Reduced
Dimensional Fund Advisors LP1,140,336$10.9M0.00%−16,046−1.4%Reduced
Pacific Ridge Capital Partners, LLC809,170$7.74M1.76%+41,014+5.3%Added
Vanguard Group Inc622,412$5.95M0.00%−35,880−5.5%Reduced
First Eagle Investment Management, LLC413,079$3.95M0.01%+74,868+22.1%Added
Essex Investment Management Co LLC354,500$3.39M0.47%+42,682+13.7%Added
Seldon Capital LP252,824$2.42M2.58%−384,472−60.3%Reduced
Kennedy Capital Management, Inc.215,410$2.06M0.05%+2,200+1.0%Added
BlackRock Inc.143,988$1.38M0.00%+5,177+3.7%Added
Legato Capital Management LLC136,132$1.30M0.18%+35,678+35.5%Added
Brandywine Global Investment Management, LLC124,338$1.19M0.01%−125,338−50.2%Reduced
Oberweis Asset Management Inc118,900$1.14M0.14%00.0%Unchanged
Geode Capital Management, LLC109,945$1.05M0.00%+1,466+1.4%Added
ClariVest Asset Management LLC84,959$812.0K0.04%+15,412+22.2%Added
Renaissance Technologies LLC77,661$742.0K0.00%+2,114+2.8%Added
Ancora Advisors, LLC72,282$691.0K0.02%00.0%Unchanged
Bridgeway Capital Management, LLC69,600$665.4K0.02%00.0%Unchanged
Acadian Asset Management LLC53,800$513.0K0.00%00.0%Unchanged
WealthTrust Axiom LLC45,456$434.6K0.14%00.0%Unchanged
State Street Corp39,590$378.5K0.00%00.0%Unchanged
Citadel Advisors LLC37,194$355.6K0.00%−7,691−17.1%Reduced
Commonwealth Equity Services, LLC37,000$354.0K0.00%00.0%Unchanged
O'Shaughnessy Asset Management, LLC34,197$326.9K0.00%+11,007+47.5%Added
Connor, Clark & Lunn Investment Management Ltd.33,306$318.4K0.00%+10,191+44.1%Added
Ironwood Investment Management LLC29,511$282.1K0.16%−907−3.0%Reduced
Northern Trust Corp22,287$213.1K0.00%+309+1.4%Added
Susquehanna International Group, LLP20,806$198.9K0.00%−16,133−43.7%Reduced
White Pine Capital LLC19,728$188.6K0.07%+4,459+29.2%Added
Janney Montgomery Scott LLC18,000$172.0K0.00%+18,000New
Ritholtz Wealth Management17,780$170.0K0.01%+6,248+54.2%Added
Two Sigma Advisers, LP15,300$146.3K0.00%−11,000−41.8%Reduced
Royal Bank of Canada12,511$120.0K0.00%+3,911+45.5%Added
Keebeck Wealth Management, LLC10,000$95.6K0.01%+10,000New
Firsthand Capital Management, Inc.6,600$63.1K0.08%+6,600New
Morgan Stanley3,463$33.1K0.00%+2,871+485.0%Added
UBS Group AG2,003$19.1K0.00%00.0%Unchanged
Earnest Partners LLC1,700$16.3K0.00%00.0%Unchanged
Wolff Wiese Magana LLC750$7.17K0.01%+750New
Tower Research Capital LLC (TRC)538$5.14K0.00%−4,409−89.1%Reduced
Strengthening Families & Communities, LLC490$5.00K0.00%00.0%Unchanged
Rhumbline Advisers492$4.70K0.00%+492New
GWM Advisors LLC135$1.29K0.00%−148−52.3%Reduced
Advisor Group Holdings, Inc.113$1.08K0.00%−1−0.9%Reduced
Wells Fargo & Company79$7550.00%+3+3.9%Added
Millennium Management LLC0$00.00%−46,618−100.0%Sold out
Two Sigma Investments, LP0$00.00%−10,100−100.0%Sold out
James Investment Research Inc0$00.00%−2,500−100.0%Sold out
First Horizon Advisors, Inc.0$00.00%−700−100.0%Sold out
Belpointe Asset Management LLC0$00.00%−41−100.0%Sold out