COLUMBIA BANKING SYSTEM, INC. reports

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

COLUMBIA BANKING SYSTEM, INC. has filed 1,888 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

4

FORM 4

Filing date: 01 Mar 2019
Reporting date: 27 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Mar 2019
Reporting date: 27 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Mar 2019
Reporting date: 27 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Mar 2019
Reporting date: 27 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Mar 2019
Reporting date: 27 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 000-20288

10-K

Filing date: 28 Feb 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 26 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 26 Feb 2019
Reporting date: 25 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 26 Feb 2019
Reporting date: 25 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 25 Feb 2019
Reporting date: 22 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-50084

SC 13G/A filing

Filing date: 14 Feb 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-50084

SC 13G/A filing

Filing date: 11 Feb 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

FORM 8-K

Filing date: 24 Jan 2019
Reporting date: 24 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-50084

SC 13G/A filing

Filing date: 24 Jan 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Jan 2019
Reporting date: 02 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Jan 2019
Reporting date: 02 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Jan 2019
Reporting date: 02 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 14 Dec 2018
Reporting date: 11 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 21 Nov 2018
Reporting date: 20 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

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