19 results
8-K
EX-2.1
COLB
Columbia Banking System, Inc.
9 Jan 23
Columbia Banking System and Umpqua Holdings Corporation Announce
9:17pm
8-K
EX-2.1
COLB
Columbia Banking System, Inc.
15 Oct 21
Entry into a Material Definitive Agreement
5:22pm
8-K
EX-2.1
COLB
Columbia Banking System, Inc.
24 Jun 21
Acquisition of Bank of Commerce Holdings
9:13am
425
EX-2.1
COLB
Columbia Banking System, Inc.
10 Jan 17
Business combination disclosure
12:00am
8-K
EX-2.1
COLB
Columbia Banking System, Inc.
10 Jan 17
Form of Voting Andnon-competition Agreement
12:00am
425
EX-2.1
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24 Jul 14
Business combination disclosure
12:00am
8-K
EX-2.1
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24 Jul 14
Warrant Transfer, Voting and Support Agreement
12:00am
425
EX-2.1
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1 Oct 12
Business combination disclosure
12:00am
8-K
EX-2.1
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1 Oct 12
Stock Conversion, Voting and Support Agreement
12:00am
8-K
EX-2.1
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11 Aug 11
Completion of Acquisition or Disposition of Assets
12:00am
8-K
EX-2.1
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3 Jun 11
Completion of Acquisition or Disposition of Assets
12:00am
8-K
EX-2.1
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26 May 11
Completion of Acquisition or Disposition of Assets
12:00am
8-K
EX-2.1
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28 Jan 10
Columbia Banking System Acquires Deposits and Assets of
12:00am
425
EX-2.1
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5 Apr 07
Business combination disclosure
12:00am
425
EX-2.1
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5 Apr 07
Business combination disclosure
12:00am
DFAN14A
EX-2.1
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5 Apr 07
Additional proxy materials by non-management
12:00am
8-K
EX-2.1
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5 Apr 07
Regulation FD Disclosure
12:00am
8-K
EX-2.1
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5 Apr 07
Regulation FD Disclosure
12:00am
8-K
EX-2
627w0f5hd84
9 Jun 04
Other events
12:00am
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