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 351-375 of 1,000 matching filings.

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25

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15

4

FORM 4

Filing date: 24 May 2023
Reporting date: 24 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A

Filing date: 23 May 2023
Reporting date: 01 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 23 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 May 2023
Reporting date: 18 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 15 May 2023
Reporting date: 15 May 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 000-20288

10-Q

Filing date: 09 May 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-20288

8-K

Filing date: 26 Apr 2023
Reporting date: 26 Apr 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 21 Apr 2023
Reporting date: 19 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

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