SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers:
SEC Accession No. 0001193125-18-238315
Filing Date
2018-08-03
Accepted
2018-08-03 16:31:50
Documents
7
Effectiveness Date
2018-08-03

Document Format Files

Seq Description Document Type Size
1 S-3ASR d589993ds3asr.htm S-3ASR 412458
2 EX-4.10 d589993dex410.htm EX-4.10 389406
3 EX-4.11 d589993dex411.htm EX-4.11 440772
4 EX-5.1 d589993dex51.htm EX-5.1 7165
5 EX-5.2 d589993dex52.htm EX-5.2 17983
6 EX-12.1 d589993dex121.htm EX-12.1 11301
7 EX-23.3 d589993dex233.htm EX-23.3 1577
  Complete submission text file 0001193125-18-238315.txt   1281613
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: S-3ASR | Act: 33 | File No.: 333-226585 | Film No.: 18992221
SIC: 6022 State Commercial Banks