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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001144204-14-000944
Filing Date
2014-01-07
Accepted
2014-01-07 12:49:37
Documents
2
Group Members
WILLIAM J. NASGOVITZ

Document Format Files

Seq Description Document Type Size
1 SC 13G/A v364718_13ga.htm SC 13G/A 52639
2 JOINT FILING AGREEMENT v364718_ex-1.htm EX-1 3502
  Complete submission text file 0001144204-14-000944.txt   57636
Mailing Address 789 N WATER STREET MILWAUKEE WI 53202
Business Address 789 N WATER STREET MILWAUKEE WI 53202 414-347-7777
HEARTLAND ADVISORS INC (Filed by) CIK: 0000937394 (see all company filings)

IRS No.: 391078128 | State of Incorp.: WI | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 5721 SE COLUMBIA WAY SUITE 200 VANCOUVER WA 98661
Business Address 5721 SE COLUMBIA WAY SUITE 200 VANCOUVER WA 98661 3603976250
NORTHWEST PIPE CO (Subject) CIK: 0001001385 (see all company filings)

IRS No.: 930557988 | State of Incorp.: OR | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-44989 | Film No.: 14512754
SIC: 3317 Steel Pipe & Tubes