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Filing Detail
Form 424B3 - Prospectus [Rule 424(b)(3)]:
SEC Accession No. 0001193125-21-347921
Filing Date
2021-12-03
Accepted
2021-12-03 16:33:19
Documents
6

Document Format Files

Seq Description Document Type Size
1 424B3 d261205d424b3.htm 424B3 2161627
2 GRAPHIC g261205g00m72.jpg GRAPHIC 28404
3 GRAPHIC g261205g10y10.jpg GRAPHIC 27851
4 GRAPHIC g261205g25l59.jpg GRAPHIC 26503
5 GRAPHIC g261205g78w29.jpg GRAPHIC 25168
6 GRAPHIC g261205g95l58.jpg GRAPHIC 29081
  Complete submission text file 0001193125-21-347921.txt   2339974
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)

IRS No.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
Type: 424B3 | Act: 33 | File No.: 333-261281 | Film No.: 211470497
SIC: 6022 State Commercial Banks