SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form DFAN14A - Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material:
SEC Accession No. 0001193125-07-075650
Filing Date
2007-04-05
Accepted
2007-04-05 17:27:23
Documents
2
Effectiveness Date
2007-04-05

Document Format Files

Seq Description Document Type Size
1 FORM 8-K d8k.htm DFAN14A 12408
2 PLAN AND AGREEMENT OF MERGER dex21.htm EX-2.1 427888
  Complete submission text file 0001193125-07-075650.txt   442251
Mailing Address 1102 BROADWAY PLAZA TACOMA WA 98402
Business Address 1102 BROADWAY PLAZA TACOMA WA 98402 2533051900
COLUMBIA BANKING SYSTEM INC (Subject) CIK: 0000887343 (see all company filings)

IRS No.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
Type: DFAN14A | Act: 34 | File No.: 000-20288 | Film No.: 07752847
SIC: 6022 State Commercial Banks

Mailing Address 501 ROOSEVELE AVENUE ENUMCLAW WA 98022
Business Address 501 ROOSEVELT AVE EAST PO BOX 98 ENUMCLAW WA 98022 2068250100
MOUNTAIN BANK HOLDING CO (Filed by) CIK: 0000898018 (see all company filings)

IRS No.: 911602736 | State of Incorp.: WA | Fiscal Year End: 1231
Type: DFAN14A
SIC: 6021 National Commercial Banks