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Filing Detail
Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend]
SEC Accession No. 0000807249-10-000296
Filing Date
2010-09-10
Accepted
2010-09-10 12:03:30
Documents
1

Document Format Files

Seq Description Document Type Size
1 swsi_02.htm SC 13D/A 283865
  Complete submission text file 0000807249-10-000296.txt   286016
Mailing Address ONE CORPORATE CENTER RYE NY 10580
Business Address ONE CORPORATE CENTER RYE NY 10580-1434 9149215000
GAMCO INVESTORS, INC. ET AL (Filed by) CIK: 0000807249 (see all company filings)

IRS No.: 133056041 | State of Incorp.: NY | Fiscal Year End: 1031
Type: SC 13D/A
SIC: 0000

Mailing Address 1380 RT. 286 EAST, SUITE #121 INDIANA PA 15701
Business Address 1380 RT. 286 EAST, SUITE #121 INDIANA PA 15701 724-465-8904
Superior Well Services, INC (Subject) CIK: 0001323715 (see all company filings)

IRS No.: 202535684 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-80915 | Film No.: 101065815
SIC: 1389 Oil & Gas Field Services, NEC