AMTECH SYSTEMS INC  [  NASDAQ ]  [ ASYS ]


131 SOUTH CLARK DRIVE
TEMPE,  AZ,
  USA
4809675146
Filing DateCurrent and former namesChanged on date
1995-12-29
QUARTZ ENGINEERING & MATERIALS INC
1987-07-15
1995-12-29
AMTECH SYSTEMS INC
Central Index Key (CIK)
0000720500
State of Incorporation
AZ
Country of Incorporation
USA
Fiscal year end
0930
IRS #
860411215
Std. Industrial Class.
3559 SPECIAL INDUSTRY MACHINERY, NEC

Ownership (Form 3,4,5)# Filings
Anderson Bradley Clark (0001361620) 25
Averick Robert M (0001343599) 17
FIRESTONE LAWRENCE (0001112888) 3
GARNREITER MICHAEL (0001207669) 16
GENDELL JEFFREY L ET AL (0000948904) 1
GIBBS LISA (0001727911) 2
Giese Alfred (0001397259) 19
Goudena Egbert J G (0001479437) 11
HASS ROBERT T (0001266457) 15
Hahn SooKap (0001518797) 3
Hoekstra Brian L (0001390967) 5
Hwang Jeong Mo (0001467258) 7
KATZ ALVIN L (0001049774) 1
KING ROBERT F (0001266458) 27
M3C Holdings LLC (0001595803) 7
MARXE AUSTIN W & GREENHOUSE DAVID M (0001044321) 11
MOHAN SUKESH (0001638249) 5
OIH LLC (0001651816) 1
PITON CAPITAL PARTNERS LLC (0001644342) 7
Pentinga Fokko (0001487044) 16
SCOTT RICHARD L (0000915477) 2
Schreyer Leslie J (0001416442) 14
THAW BRUCE R/FA (0000947733) 1
WANSEM PAUL J VAN DER (0001223907) 10
WHANG JONG S (0001046064) 30
WHANG MICHAEL (0001727924) 2
All related persons/companies# Filings
Anderson Bradley Clark (0001361620) 25
Averick Robert M (0001343599) 17
BRONSON STEVEN N (0001000383) 3
BTU CORP 6
BTU INTERNATIONAL INC (0000840883) 6
Catalyst Fund, L.P. (0001326415) 2
DIMENSIONAL FUND ADVISORS INC 3
DIMENSIONAL FUND ADVISORS LP (0000354204) 3
ESSEX INVESTMENT MANAGEMENT CO INC 3
ESSEX INVESTMENT MANAGEMENT CO LLC (0000201772) 3
FIRESTONE LAWRENCE (0001112888) 3
GARNREITER MICHAEL (0001207669) 16
GENDELL JEFFREY L ET AL (0000948904) 4
GIBBS LISA (0001727911) 2
GOLDMAN SACHS GROUP INC (0000886982) 2
GOLDMAN SACHS GROUP INC/ (0000886982) 2
Giese Alfred (0001397259) 19
Goudena Egbert J. G. (0001479437) 11
HASS ROBERT T (0001266457) 15
Hahn SooKap (0001518797) 3
Hoekstra Brian L (0001390967) 5
Hwang Jeong Mo (0001467258) 7
KATZ ALVIN L (0001049774) 3
KERN CAPITAL MANAGEMENT LLC (0001056568) 2
KING ROBERT F (0001266458) 27
M3C Holdings LLC (0001595803) 7
MARXE AUSTIN W & GREENHOUSE DAVID M (0001044321) 16
MOHAN SUKESH (0001638249) 5
OIH LLC (0001651816) 1
PITON CAPITAL PARTNERS LLC (0001644342) 7
Pentinga Fokko (0001487044) 16
QUARTZ ENGINEERING & MATERIALS INC 660
QUEST ADVISORY CORP/NY 5
ROTH MICHAEL (0001010207) 2
ROYCE & ASSOCIATES INC /NY 5
ROYCE & ASSOCIATES LLC (0000906304) 5
ROYCE & ASSOCIATES LP (0000906304) 2
SCOTT RICHARD L (0000915477) 17
SUSSMAN ROBERT MARK (0000923685) 1
SYSTEMATIC FINANCIAL MANAGEMENT LP (0001085936) 4
Schreyer Leslie J (0001416442) 23
THAW BRUCE R/FA (0000947733) 1
WANSEM PAUL J VAN DER (0001223907) 12
WELLINGTON MANAGEMENT CO 2
WELLINGTON MANAGEMENT CO LLP (0000902219) 2
WELLINGTON TRUST COMPANY N A (0000846087) 2
WHANG JONG S (0001046064) 31
WHANG MICHAEL (0001727924) 2
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