COLUMBIA BANKING SYSTEM, INC. reports

Company location: Tacoma, WA
Fiscal year end: 31 December

COLUMBIA BANKING SYSTEM, INC. has filed 1,858 SEC EDGAR filings since 22 May 1996

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SEC filing history

Showing 851-875 of 1,000 matching filings.

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25

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35

8-K File 000-20288

8-K

Filing date: 31 Jul 2018
Reporting date: 25 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 27 Jul 2018
Reporting date: 26 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-50084

SC 13G/A filing

Filing date: 10 Jul 2018
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2018
Reporting date: 05 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2018
Reporting date: 05 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2018
Reporting date: 05 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 05 Jul 2018
Reporting date: 05 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 02 Jul 2018
Reporting date: 28 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-225955

S-8

Filing date: 28 Jun 2018
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 08 Jun 2018
Reporting date: 04 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 06 Jun 2018
Reporting date: 04 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

Filing date: 05 Jun 2018
Reporting date: 04 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

Filing date: 01 Jun 2018
Reporting date: 01 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

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