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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0000950135-03-000917
Filing Date
2003-02-12
Accepted
2003-02-11 20:49:17
Documents
2
Group Members
LIBERTY ACORN TRUSTWAM ACQUISITION GP, INC.

Document Format Files

Seq Description Document Type Size
1 NORTHWEST PIPE COMPANY b45469npsc13g.txt SC 13G 16196
3 JOINT FILING AGREEMENT b45469npexv99w1.txt EX-99.1 1246
  Complete submission text file 0000950135-03-000917.txt   19824
Mailing Address 227 W MONROE ST STE 3000 CHICAGO IL 60606
Business Address 227 W MONROE STREET SUITE 3000 CHICAGO IL 60606 3126349230
LIBERTY WANGER ASSET MANAGEMENT LP (Filed by) CIK: 0000908733 (see all company filings)

IRS No.: 363820584 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 0000

Mailing Address 12005 N BURGARD P O BOX 83149 PORTLAND OR 97203
Business Address 12005 N BURGARD P O BOX 83149 PORTLAND OR 97203 5032851400
NORTHWEST PIPE CO (Subject) CIK: 0001001385 (see all company filings)

IRS No.: 930557988 | State of Incorp.: OR | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-44989 | Film No.: 03551456
SIC: 3317 Steel Pipe & Tubes