HORIZON OFFSHORE INC

Q: Sep 30 2007

Q: Jun 30 2007

Q: Mar 31 2007

FY: Dec 31 2006

Q: Sep 30 2006

Q: Jun 30 2006

Q: Mar 31 2006

FY: Dec 31 2005

Q: Sep 30 2005

Q: Mar 31 2005

FY: Dec 31 2004

Q: Jun 30 2005

Q: Jun 30 2005

Q: Mar 31 2005

FY: Dec 31 2004

FY: Dec 31 2004

FY: Dec 31 2004

Q: Sep 30 2004

Q: Jun 30 2004

FY: Jun 30 2004

Other Events

Results of Operations and Financial Condition

Other Events

Regulation FD Disclosure

Results of Operations and Financial Condition

8.01

8.01

1.01,8.01,9.01

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

Other Events

Results of Operations and Financial Condition

1.01,9.01

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

Regulation FD Disclosure

7.01,9.01

Results of Operations and Financial Condition

5.04,9.01

5.02,8.01

Entry into a Material Definitive Agreement

5.02,5.04,9.01

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

Notification of removal from listing and/or registration on a national securities exchange

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)

Notice of Effectiveness

Post-effective amendment to a registration statement

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)

Written communication about a business combination transaction (Rule 425)

Definitive Proxy Statement

Definitive Proxy Statement

No description available

No description available

No description available

No description available

Definitive Proxy Statement

No description available

No description available

Preliminary Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

CUMBERLAND ASSOCIATES LLC

BUCKNER CHARLES OLIVER

MILLS JOHN T

SHARP DAVID W

Reuter George G

MOGEL RONALD D

GIBBENS WILLIAM B III

LESUER KEN R

STEELE RAYMOND

ROTH MICHAEL

HEDGEHOG CAPITAL LLC

SHARP DAVID W

GIBBENS WILLIAM B III

Reuter George G

ROTH MICHAEL

LESUER KEN R

BUCKNER CHARLES OLIVER

MILLS JOHN T

STEELE RAYMOND

GIBBENS WILLIAM B III

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

No description available

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Definitive information statement

Definitive information statement

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

FILED AS OF DATE: 20060109