COLBColumbia Banking System, Inc.

$28.37+11% 1Y

COLB in its own filings

Nothing in COLB's filing record raises a hard flag: no restatement, late filing, bankruptcy or delisting notice, and no auditor change next to one. That is the common case, not a distinction.

492

Events found in the filings · across 1,889 filings · the record starts in 1996

Hard flags
none

Hard flags

Most recent filing
Sep 30, 2026

Most recent filing · Form 8-K

Record starts
May 22, 1996

Record starts · the earliest filing Ryufin holds for this name

Details›
Next results filingsame week as a year ago
expected around Oct 29, 2026
SEC comment-letter activity31 occurrences
2025-06-13

SEC EDGAR submissions index and 8-K item codes; 4.02 and 1.03 items are confirmed against the filing text.

What the company said

The company's own words from its current reports to the SEC, newest first

  1. Sep 30, 2026Columbia Banking System Announces Date of Third Quarter 2026 Earnings Release and Conference Call.Regulation FD disclosure · press release
  2. Aug 14, 2026On Aug 14, 2026, Columbia Banking System, Inc., parent company of Columbia Bank, announced its Board of Directors has approved a quarterly cash dividend in the amount of $0.37 per common share.Other event · Form 8-K
  3. Jul 30, 2026On July 28, 2026, the Board of Directors of Columbia Banking System, Inc. (the “Company”) appointed Simone Lagomarsino to the Board of Directors of the Company and, subject to approval by the Oregon Department of Consumer and Financial Services Division of Financial Regulation, the Board of Directors of Columbia Bank …Director or officer change · Form 8-K
  4. Jul 23, 2026Earnings per common share - diluted.Earnings release · press release
  5. May 15, 2026On May 15, 2026, Columbia Banking System, Inc., parent company of Columbia Bank, announced its Board of Directors has approved a quarterly cash dividend in the amount of $0.37 per common share.Other event · Form 8-K
  6. Apr 23, 2026Earnings per common share - diluted.Earnings release · press release
  7. Feb 13, 2026On February 13, 2026, Columbia Banking System, Inc., parent company of Columbia Bank, announced its Board of Directors has approved a quarterly cash dividend in the amount of $0.37 per common share.Other event · Form 8-K

Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.

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