SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-05-000954
Filing Date
2005-02-14
Accepted
2005-02-14 11:32:06
Documents
1

Document Format Files

Seq Description Document Type Size
1 DOC ONE filing.txt SC 13G/A 11558
  Complete submission text file 0000902219-05-000954.txt   13728
Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 155 INVERNESS DRIVE WEST SUITE 200 ENGLEWOOD CO 80112-5004
Business Address 155 INVERNESS DRIVE WEST SUITE 200 ENGLEWOOD CO 80112-5004 3032908700
MARKWEST HYDROCARBON INC (Subject) CIK: 0001019756 (see all company filings)

IRS No.: 841352233 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-48899 | Film No.: 05604653
SIC: 1311 Crude Petroleum & Natural Gas