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AMTECH SYSTEMS INC Director's Dealing 2008

Feb 22, 2008

33995_dirs_2008-02-22_65429866-0040-45e4-9854-7a9b2e840f88.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMTECH SYSTEMS INC (ASYS)
CIK: 0000720500
Period of Report: 2008-02-20

Reporting Person: MARXE AUSTIN W & GREENHOUSE DAVID M (10% Owner)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2008-02-20 Common Stock S 3000 $12 Disposed 1077885 Indirect
2008-02-21 Common Stock S 1500 $12.5 Disposed 1076385 Indirect
2008-02-21 Common Stock S 1350 $12.5222 Disposed 1075035 Indirect

Footnotes

F1: This is a joint filing by Austin W. Marxe (Marxe) and David M. Greenhouse (Greenhouse). They share voting and investment control over all securities owned by Special Situations Fund III QP, L.P. (QP), Special Situations Technology Fund, L.P. (Tech) and Special Situations Technology Fund II, L.P. (Tech II), respectively. 723,735 shares of Common Stock are held by QP, 42,800 shares of Common Stock are held by Tech and 308,500 shares of Common Stock are held by Tech II. The interest of Marxe and Greenhouse in the shares of Common Stock owned by QP, Tech and Tech II is limited to the extent of his pecuniary interest.