-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, GaFnj1B21984QCqUQzAoS+yYAKAZSSdu9aYHiGWyk1F9zYEf50K+bAVcjApOnIZa NpyVIrd9Z2MpqWNXqnM8ww== 0001209191-05-038863.txt : 20050727 0001209191-05-038863.hdr.sgml : 20050727 20050727162256 ACCESSION NUMBER: 0001209191-05-038863 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20050725 FILED AS OF DATE: 20050727 DATE AS OF CHANGE: 20050727 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MATTSON TECHNOLOGY INC CENTRAL INDEX KEY: 0000928421 STANDARD INDUSTRIAL CLASSIFICATION: SPECIAL INDUSTRY MACHINERY, NEC [3559] IRS NUMBER: 770208119 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 47131 BAYSIDE PARKWAY CITY: FREMONT STATE: CA ZIP: 94538 BUSINESS PHONE: 510 657 5900 MAIL ADDRESS: STREET 1: 47131 BAYSIDE PARKWAY CITY: FREMONT STATE: CA ZIP: 94538 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: RAG AKTIENGESELLSCHAFT CENTRAL INDEX KEY: 0001172895 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24838 FILM NUMBER: 05977560 MAIL ADDRESS: STREET 1: RELLINGHAUSER STRASSE 1-11 CITY: ESSEN STATE: I8 ZIP: 45128 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: STEAG ELECTRONIC SYSTEMS AG CENTRAL INDEX KEY: 0001077320 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24838 FILM NUMBER: 05977561 BUSINESS ADDRESS: STREET 1: RUTTENSCHEIDER STRASSE 1-3 CITY: ESSEN STATE: 2M ZIP: 45128 BUSINESS PHONE: 4152686203 FORMER NAME: FORMER CONFORMED NAME: STEAG ELECTRONIC SYSTEMS GMBH DATE OF NAME CHANGE: 19990121 4 1 doc4.xml FORM 4 SUBMISSION X0202 4 2005-07-25 0 0000928421 MATTSON TECHNOLOGY INC MTSN 0001077320 STEAG ELECTRONIC SYSTEMS AG RUETTENSCHEIDER STRASSE 1-3 ESSEN 2M 45128 GERMANY 0 0 1 0 0001172895 RAG AKTIENGESELLSCHAFT RELLINGHAUSER STRASSE 1-11 ESSEN 2M D-45128 GERMANY 0 0 1 0 Common Stock 2005-07-25 4 S 0 12500 8.87 D 123074 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 7500 8.89 D 115574 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 9076 8.90 D 106498 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 200 8.91 D 106298 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 1005 8.92 D 105293 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 6081 8.93 D 99212 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 1000 8.94 D 98212 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 920 8.95 D 97292 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 200 8.96 D 97092 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 3400 9.00 D 93692 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 2600 9.10 D 91092 I By Limited Liability Company Common Stock 2005-07-25 4 S 0 1300 9.12 D 89792 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 120 8.60 D 89672 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 100 8.61 D 89572 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 1450 8.72 D 88122 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 400 8.90 D 87722 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 50 8.91 D 87672 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 710 8.92 D 86962 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 2290 8.95 D 84672 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 2418 9.00 D 82254 I By Limited Liability Company Common Stock 2005-07-26 4 S 0 2000000 8.25 D 5061144 D These shares represent the 50% proportionate interest of STEAG Electronic Systems AG ("SES") and RAG Aktiengesellschaft ("RAG") in shares of Mattson stock owned by West STEAG Partners GmbH, a German limited liability corporation ("WSP"). WSP is a venture capital firm, 50% of the capital of which is owned by SES. WSP does not act, and has no agreement with SES or RAG to act, together with SES and/or RAG for the purpose of acquiring, holding, voting or disposing of Mattson Stock. Accordingly, WSP does not beneficially own any of the shares of Mattson Stock beneficially owned by SES and RAG other than the 164,508 shares of Mattson Stock owned by WSP (after taking into account the sales by WSP of Mattson Stock disclosed on this Form 4). These shares are owned directly by SES, an indirect wholly owned subsidiary of RAG, and indirectly by RAG. STEAG Electronic Systems AG, By: /s/ Wilhelm Pueschel, Member of the Board; By: /s/ Werner Beder, Member of the Board 2005-07-27 RAG Aktiengesellschaft, By: /s/ Dr. Ignace van Meenen, Senior Vice President; By: /s/ Dr. Norbert Schellen, Legal Counsel 2005-07-27 -----END PRIVACY-ENHANCED MESSAGE-----