Form S-4/A - Registration of securities, business combinations: [Amend]
SEC Accession No. 0001193125-25-140728
Filing Date
2025-06-13
Accepted
2025-06-13 16:06:05
Documents
30

Document Format Files

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  Complete submission text file 0001193125-25-140728.txt   4376350
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/A | Act: 33 | File No.: 333-287607 | Film No.: 251046515
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)