Form S-4 - Registration of securities, business combinations:
SEC Accession No. 0001193125-25-128060
Filing Date
2025-05-28
Accepted
2025-05-27 19:31:44
Documents
26

Document Format Files

Seq Description Document Type Size
1 S-4 d936202ds4.htm S-4 2269302
2 EX-23.1 d936202dex231.htm EX-23.1 1676
3 EX-23.2 d936202dex232.htm EX-23.2 1646
4 EX-99.3 d936202dex993.htm EX-99.3 3594
5 EX-99.4 d936202dex994.htm EX-99.4 2518
6 EX-99.5 d936202dex995.htm EX-99.5 2734
7 EX-FILING FEES d936202dexfilingfees.htm   iXBRL EX-FILING FEES 12981
8 GRAPHIC g936202dsp11.jpg GRAPHIC 5663
9 GRAPHIC g936202g00s06.jpg GRAPHIC 72995
10 GRAPHIC g936202g00s10.jpg GRAPHIC 35136
11 GRAPHIC g936202g01q02.jpg GRAPHIC 24546
12 GRAPHIC g936202g03a08.jpg GRAPHIC 38851
13 GRAPHIC g936202g0527000136039.jpg GRAPHIC 5896
14 GRAPHIC g936202g0527000136820.jpg GRAPHIC 2792
15 GRAPHIC g936202g12g61.jpg GRAPHIC 60482
16 GRAPHIC g936202g80u43.jpg GRAPHIC 57582
  Complete submission text file 0001193125-25-128060.txt   2832058

Data Files

Seq Description Document Type Size
28 EXTRACTED XBRL INSTANCE DOCUMENT d936202dexfilingfees_htm.xml XML 5139
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: S-4 | Act: 33 | File No.: 333-287607 | Film No.: 25990475
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)