EDGAR Filing Documents for 0001193125-15-279329

Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers:

SEC Accession No. 0001193125-15-279329

Filing Date

2015-08-06

Accepted

2015-08-05 20:43:09

Documents

Effectiveness Date

2015-08-06

Document Format Files

Seq	Description	Document	Type	Size
1	3ASR	d38850ds3asr.htm	S-3ASR	381267
2	EX-4.4	d38850dex44.htm	EX-4.4	5100
3	EX-4.10	d38850dex410.htm	EX-4.10	366958
4	EX-4.11	d38850dex411.htm	EX-4.11	424869
5	EX-5.1	d38850dex51.htm	EX-5.1	6810
6	EX-5.2	d38850dex52.htm	EX-5.2	17208
7	EX-12.1	d38850dex121.htm	EX-12.1	21621
8	EX-23.3	d38850dex233.htm	EX-23.3	1532
	Complete submission text file	0001193125-15-279329.txt		1226317

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)