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CIK 0000720500 · Non-accelerated filer<br>Smaller reporting company

AMTECH SYSTEMS INC

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Ticker
ASYS
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
FY end
Sep 30
Incorporated
AZ
Entity type
operating
EIN
860411215
Phone
4809675146
Business address
58 S RIVER DRIVE SUITE 370, TEMPE, AZ, 85288
  1. SC 13D/A Stake Beneficial Ownership Report
  2. S-1 Offering Registration Statement
  3. 10-K Report Annual Report
  4. 8-K Event Executive or director change
  5. 4/A Grant or award Chief Financial Officer acquired 10,000 shares (grant or award)
  6. 4 Derivatives Options or other derivatives
  7. 4 Derivatives Options or other derivatives
  8. SC 13D/A Stake Beneficial Ownership Report
  9. 3 Insider Initial Statement of Ownership
  10. SC 13G/A Stake Amended Statement of Ownership
  11. 10-Q Report Quarterly Report
  12. SC 13D/A Stake Beneficial Ownership Report
  13. SC 13G Stake Amended Statement of Ownership
  14. SC 13D/A Stake Beneficial Ownership Report
  15. SC 13D/A Stake Beneficial Ownership Report
  16. SC 13D/A Stake Beneficial Ownership Report
  17. 10-Q Report Quarterly Report
  18. 4 Derivatives Options or other derivatives
  19. 3 Insider Initial Statement of Ownership
  20. 8-K Event Executive or director change · Regulation FD disclosure

Page 42 of 49 · 979 filings