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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 2022

Institutional positions in Amtech Systems Inc as of Jun 30, 2022. 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
40
−6 vs. Q1 2022
Shares held
8.99M
−404.3K (−4.3%) vs. Q1 2022
Total value
$65.7M
−$28.9M (−30.6%) vs. Q1 2022
New holders
3
8 more added
Sold out
9
17 more reduced

Compare with Q1 2022: 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 2022: 40 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 2022: $65.7M
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 2022

Shares, value and share of portfolio for each institution holding Amtech Systems Inc; share changes are against Q1 2022.

Institutions holding ASYS in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Kokino LLC2,250,000$16.4M66.54%00.0%Unchanged
Royce & Associates LP1,346,008$9.83M0.10%+57,757+4.5%Added
Dimensional Fund Advisors LP1,133,957$8.28M0.00%+12,340+1.1%Added
Pacific Ridge Capital Partners, LLC810,224$5.92M1.39%−78,770−8.9%Reduced
Seldon Capital LP551,971$4.03M2.33%00.0%Unchanged
Vanguard Group Inc471,380$3.44M0.00%00.0%Unchanged
B. Riley Asset Management, LLC322,433$2.35M1.19%−11,322−3.4%Reduced
Heartland Advisors Inc300,000$2.19M0.15%00.0%Unchanged
Essex Investment Management Co LLC261,621$1.91M0.31%+8,810+3.5%Added
Boothbay Fund Management, LLC254,355$1.86M0.06%−179,560−41.4%Reduced
First Eagle Investment Management, LLC167,252$1.22M0.00%+119,882+253.1%Added
BlackRock Inc.139,703$1.02M0.00%−1,659−1.2%Reduced
Geode Capital Management, LLC114,951$839.0K0.00%+1,775+1.6%Added
Oberweis Asset Management Inc108,900$795.0K0.20%−1,800−1.6%Reduced
Brandywine Global Investment Management, LLC99,548$727.0K0.01%−14,800−12.9%Reduced
Bridgeway Capital Management, LLC86,800$634.0K0.01%00.0%Unchanged
ClariVest Asset Management LLC70,500$514.0K0.02%+70,500New
Barings LLC65,000$475.0K0.02%−23,808−26.8%Reduced
Ancora Advisors, LLC65,067$475.0K0.01%00.0%Unchanged
WealthTrust Axiom LLC43,469$317.0K0.11%00.0%Unchanged
Acadian Asset Management LLC41,461$303.0K0.00%−37,175−47.3%Reduced
State Street Corp37,390$273.0K0.00%00.0%Unchanged
Commonwealth Equity Services, LLC37,000$270.0K0.00%−49−0.1%Reduced
Renaissance Technologies LLC35,196$257.0K0.00%−14,900−29.7%Reduced
Two Sigma Advisers, LP34,300$250.0K0.00%−5,200−13.2%Reduced
Ironwood Investment Management LLC31,296$228.0K0.15%+18+0.1%Added
Bank of New York Mellon Corp30,174$220.0K0.00%−1,213−3.9%Reduced
Northern Trust Corp23,901$174.0K0.00%−365−1.5%Reduced
Connor, Clark & Lunn Investment Management Ltd.18,660$136.0K0.00%−8,595−31.5%Reduced
Two Sigma Investments, LP15,200$111.0K0.00%−14,040−48.0%Reduced
UBS Group AG10,000$73.0K0.00%−1,058−9.6%Reduced
Morgan Stanley7,307$53.0K0.00%−39,107−84.3%Reduced
Tower Research Capital LLC (TRC)2,402$18.0K0.00%+2,402New
Earnest Partners LLC1,700$12.0K0.00%00.0%Unchanged
Total Clarity Wealth Management, Inc.1,322$10.0K0.01%+1,322New
Captrust Financial Advisors1,000$7.00K0.00%00.0%Unchanged
First Horizon Advisors, Inc.700$5.00K0.00%00.0%Unchanged
Strengthening Families & Communities, LLC490$5.00K0.00%00.0%Unchanged
Wells Fargo & Company485$4.00K0.00%+7+1.5%Added
Advisor Group Holdings, Inc.114$1.00K0.00%+1+0.9%Added
Maven Securities LTD0$00.00%−100,000−100.0%Sold out
Bank of Montreal0$00.00%−72,000−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−39,116−100.0%Sold out
Millennium Management LLC0$00.00%−17,489−100.0%Sold out
Diametric Capital, LP0$00.00%−10,366−100.0%Sold out
PEAK6 Investments LLC0$00.00%−3,673−100.0%Sold out
JPMorgan Chase & Co0$00.00%−1,474−100.0%Sold out
HM Payson & Co0$00.00%−1,536−100.0%Sold out
RPg Family Wealth Advisory, LLC0$00.00%−32−100.0%Sold out