# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000887343-18-000143
Filing Date
2018-08-07
Accepted
2018-08-07 17:30:17
Documents
90
Period of Report
2018-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | colb2q2018form10-q.htm | 10-Q | 3904132
2 | EXHIBIT 10.1 CHANGE IN CONTROL - DOW | colb2q2018ex101dowchangeof.htm | EX-10.1 | 36037
3 | EXHIBIT 10.3 CHANGE IN CONTROL - SIGRIST | colb2q2018ex103sigristchan.htm | EX-10.3 | 35527
4 | EXHIBIT 10.4 OFFER LETTER LISA DOW | colb2q2018ex104dowofferlet.htm | EX-10.4 | 27828
5 | CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 | colb2q2018ex311.htm | EX-31.1 | 12406
6 | CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 | colb2q2018ex312.htm | EX-31.2 | 12380
7 | CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 | colb2q2018ex32.htm | EX-32 | 8211
| Complete submission text file | 0000887343-18-000143.txt |  | 21910462

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL INSTANCE DOCUMENT | colb-20180630.xml | EX-101.INS | 7410987
9 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | colb-20180630.xsd | EX-101.SCH | 78496
10 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | colb-20180630_cal.xml | EX-101.CAL | 113192
11 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | colb-20180630_def.xml | EX-101.DEF | 589223
12 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | colb-20180630_lab.xml | EX-101.LAB | 955324
13 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | colb-20180630_pre.xml | EX-101.PRE | 668828

Mailing Address 1301 A STREET TACOMA WA 98402
Business Address 1301 A STREET TACOMA WA 98402 2533051900
COLUMBIA BANKING SYSTEM INC (Filer) CIK: 0000887343 (see all company filings)

EIN.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-20288 | Film No.: 18999221
SIC: 6022 State Commercial Banks