# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001140361-22-010103
Filing Date
2022-03-18
Accepted
2022-03-18 15:15:28
Documents
24
Period of Report
2022-04-27

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | ny20002429x1_def14a.htm | DEF 14A | 1723124
2 |  | logo_columbiabankingx1.jpg | GRAPHIC | 17086
3 |  | ny20002429x1_chart01x2.jpg | GRAPHIC | 203249
4 |  | ny20002429x1_clintstein.jpg | GRAPHIC | 33369
5 |  | ny20002429x1_craigeerkes.jpg | GRAPHIC | 34536
6 |  | ny20002429x1_elizabethseaton.jpg | GRAPHIC | 33681
7 |  | ny20002429x1_ericforrest.jpg | GRAPHIC | 33302
8 |  | ny20002429x1_fordelsaesser.jpg | GRAPHIC | 33479
9 |  | ny20002429x1_graphic01x1.jpg | GRAPHIC | 122382
10 |  | ny20002429x1_internetx1.jpg | GRAPHIC | 20378
11 |  | ny20002429x1_janineterrano.jpg | GRAPHIC | 34312
12 |  | ny20002429x1_lauraschrag.jpg | GRAPHIC | 31446
13 |  | ny20002429x1_mail.jpg | GRAPHIC | 12721
14 |  | ny20002429x1_markfinkelstein.jpg | GRAPHIC | 34436
15 |  | ny20002429x1_michellelantow.jpg | GRAPHIC | 30899
16 |  | ny20002429x1_pc1.jpg | GRAPHIC | 731493
17 |  | ny20002429x1_pc2.jpg | GRAPHIC | 458219
18 |  | ny20002429x1_phonex1.jpg | GRAPHIC | 12052
19 |  | ny20002429x1_randallund.jpg | GRAPHIC | 32007
20 |  | ny20002429x1_smaenumata.jpg | GRAPHIC | 31242
21 |  | ny20002429x1_tracymackaskew.jpg | GRAPHIC | 33419
22 |  | sig_clintstein.jpg | GRAPHIC | 20857
23 |  | sig_craigeerkes.jpg | GRAPHIC | 14321
24 |  | sig_kumibaruffi.jpg | GRAPHIC | 23745
| Complete submission text file | 0001140361-22-010103.txt |  | 4519689

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: DEF 14A | Act: 34 | File No.: 000-20288 | Film No.: 22752225
SIC: 6022 State Commercial Banks