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Filing tables
Filing exhibits
Associated filings
- 18 Aug 21 EFFECT Notice of effectiveness
- 17 Aug 21 424B3 Prospectus supplement
- 13 Aug 21 S-4/A Registration of securities issued in business combination transactions (amended)
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6 Aug 21 S-4 Registration of securities issued in business combination transactions
COLB similar filings
- 2 Dec 21 Registration of securities issued in business combination transactions (amended)
- 22 Nov 21 Registration of securities issued in business combination transactions
- 13 Aug 21 Registration of securities issued in business combination transactions (amended)
- 6 Aug 21 Registration of securities issued in business combination transactions
- 20 Apr 17 Registration of securities issued in business combination transactions (amended)
- 22 Mar 17 Registration of securities issued in business combination transactions (amended)
- 13 Feb 17 Registration of securities issued in business combination transactions
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Exhibit 23.3
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-4 of our reports dated February 26, 2021, relating to the financial statements of Columbia Banking System, Inc. and the effectiveness of Columbia Banking System, Inc.’s internal control over financial reporting, appearing in the Annual Report on Form 10-K of Columbia Banking System, Inc. for the year ended December 31, 2020. We also consent to the reference to us under the heading “Experts” in such Registration Statement.
/s/ Deloitte & Touche LLP
Seattle, Washington
August 6, 2021