578 filings
Page 6 of 29
8-K
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29 Jul 21
Columbia Banking System Announces Second Quarter 2021 Results
4:28pm
425
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24 Jun 21
Business combination disclosure
9:14am
8-K
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24 Jun 21
Acquisition of Bank of Commerce Holdings
9:13am
8-K
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28 May 21
Submission of Matters to a Vote of Security Holders
2:24pm
8-K
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30 Apr 21
Columbia Banking System Announces First Quarter 2021 Results
12:00am
DEFA14A
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12 Apr 21
Additional proxy soliciting materials
9:05am
8-K
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28 Jan 21
Columbia Banking System Announces Fourth Quarter and Full Year 2020 Results
2:28pm
8-K
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28 Dec 20
Departure of Directors or Certain Officers
12:48pm
8-K
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1 Dec 20
Departure of Directors or Certain Officers
4:37pm
8-K
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29 Oct 20
Columbia Banking System Announces Third Quarter 2020 Results
4:45pm
8-K
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17 Sep 20
Regulation FD Disclosure
4:45pm
8-K
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23 Jul 20
Columbia Banking System Announces Second Quarter 2020 Results
4:16pm
8-K
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1 Jun 20
Submission of Matters to a Vote of Security Holders
4:10pm
8-K
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21 May 20
Regulation FD Disclosure
6:08am