HELIX TECHNOLOGY CORP

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Certification of termination of registration of a class of securities (Section 12(g))

1.01

No description available

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Written communication about a business combination transaction (Rule 425)

General form for quarterly reports under Section 13 or 15(d)

2.02,9.01

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

1.01,9.01

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

General form for quarterly reports under Section 13 or 15(d)

2.02,9.01

9.01

Annual report pursuant to Section 13 or 15(d)

1.01,5.02

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

2.01,9.01

5.02,9.01

2.02,9.01

1.01,5.05

1.01,5.02,9.01

5.02

General form for quarterly reports under Section 13 or 15(d)

2.02,9.01

General form for quarterly reports under Section 13 or 15(d)

12

General form for quarterly reports under Section 13 or 15(d)

12

Annual Report Scanned (Paper)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

12,7

General form for quarterly reports under Section 13 or 15(d)

9

General form for quarterly reports under Section 13 or 15(d)

7,9

General form for quarterly reports under Section 13 or 15(d)

7,9

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Required Information in Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Definitive Proxy Statement

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

WRIGHTON MARK S

GABRON FRANK

HAYES ROBERT H

LEPOFSKY ROBERT

WOOLLACOTT ALFRED III

Kawa Paul

SCHORR MARVIN G

GENTILCORE JAMES

ANASTASI ROBERT E

ARGOV GIDEON

HAYES ROBERT H

GABRON FRANK

LEPOFSKY ROBERT

ARGOV GIDEON

LEPOFSKY ROBERT

GABRON FRANK

WRIGHTON MARK S

ARGOV GIDEON