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CIK 0000887343 · Large accelerated filer

COLUMBIA BANKING SYSTEM, INC.

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Ticker
COLB
Exchange
Nasdaq
Industry
State Commercial Banks
FY end
Dec 31
Incorporated
WA
Entity type
operating
EIN
911422237
Phone
2533051900
Business address
1301 A STREET, TACOMA, WA, 98402
Former names
COLUMBIA BANKING SYSTEM INC
  1. 425 Deal Prospectus/Communication re Business Combination
  2. 425 Deal Prospectus/Communication re Business Combination
  3. 8-K Event Material agreement · Executive or director change
  4. 425 Deal Prospectus/Communication re Business Combination
  5. 425 Deal Prospectus/Communication re Business Combination
  6. 425 Deal Prospectus/Communication re Business Combination
  7. 425 Deal Prospectus/Communication re Business Combination
  8. 425 Deal Prospectus/Communication re Business Combination
  9. 8-K Event Other events
  10. 8-K Event Other events
  11. 8-K Event Other events
  12. EFFECT Other Notice of Effectiveness
  13. 424B3 Offering Prospectus
  14. CORRESP Other Correspondence Between Filers and SEC Staff
  15. S-4/A Deal Registration Statement - Business Combination
  16. UPLOAD Other SEC-generated Letter
  17. 10-Q Report Quarterly Report
  18. S-4 Deal Registration Statement - Business Combination
  19. 425 Deal Prospectus/Communication re Business Combination
  20. 8-K Event Results of operations · Other events

Page 32 of 95 · 1,894 filings