04/03/2025
3:32 PM | Columbia Banking System (Filer)
| Form DEF 14A | |
04/03/2025
3:35 PM | Columbia Banking System (Filer)
| Form DEFA14A | |
04/03/2025
3:37 PM | Columbia Banking System (Filer)
| Form ARS | |
04/02/2025
3:32 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
03/31/2025
3:35 PM | Columbia Banking System (Filer)
| Form 11-K
Annual reports of employee stock purchase, savings and similar plans pursuant to Section 15(d) | |
03/31/2025
2:02 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
03/27/2025
3:35 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
03/14/2025
8:46 PM | Columbia Banking System (Issuer)
O'HAVER CORT L (Reporting)
| Form 4/A | |
03/14/2025
8:47 PM | Columbia Banking System (Issuer)
Nixon Torran B (Reporting)
| Form 4/A | |
03/14/2025
8:50 PM | Columbia Banking System (Issuer)
Merrywell Christopher (Reporting)
| Form 4/A | |
03/14/2025
8:53 PM | Columbia Banking System (Issuer)
FARNSWORTH RON L (Reporting)
| Form 4/A | |
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03/05/2025
5:10 PM | Columbia Banking System (Issuer)
Nixon Torran B (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
3:13 PM | Columbia Banking System (Issuer)
Merrywell Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
2:46 PM | Columbia Banking System (Issuer)
Stein Clint (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
2:52 PM | Columbia Banking System (Issuer)
O'HAVER CORT L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
2:55 PM | Anderson Drew K (Reporting)
Columbia Banking System (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
03/04/2025
9:06 AM | Columbia Banking System (Subject)
Nixon Torran B (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/26/2025
3:35 PM | Columbia Banking System (Issuer)
Nixon Torran B (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
3:38 PM | Columbia Banking System (Issuer)
OGNALL ANDREW H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
3:42 PM | Columbia Banking System (Issuer)
White Lisa M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
3:22 PM | Columbia Banking System (Issuer)
Namdar Frank (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
3:05 PM | Columbia Banking System (Issuer)
Merrywell Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
2:41 PM | Anderson Drew K (Reporting)
Columbia Banking System (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2025
2:16 PM | Columbia Banking System (Issuer)
O'HAVER CORT L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/25/2025
3:32 PM | Columbia Banking System (Filer)
| Form 10-K
Annual report pursuant to Section 13 or 15(d) | |
02/18/2025
6:02 PM | Columbia Banking System (Issuer)
Dow Lisa (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:07 PM | Columbia Banking System (Issuer)
Merrywell Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:08 PM | Columbia Banking System (Issuer)
Moore Devine David (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:21 PM | Columbia Banking System (Issuer)
FARNSWORTH RON L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:31 PM | Columbia Banking System (Issuer)
Namdar Frank (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:37 PM | Columbia Banking System (Issuer)
Nixon Torran B (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:40 PM | Columbia Banking System (Issuer)
O'HAVER CORT L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:42 PM | Columbia Banking System (Issuer)
OGNALL ANDREW H (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:48 PM | Columbia Banking System (Issuer)
Stein Clint (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/18/2025
6:50 PM | Columbia Banking System (Issuer)
White Lisa M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/04/2025
8:33 AM | Columbia Banking System (Subject)
STATE STREET CORP (Filed by)
| Form SCHEDULE 13G | |
02/03/2025
4:39 PM | Columbia Banking System (Issuer)
MACHUCA LUIS (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/23/2025
3:31 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
01/03/2025
12:07 PM | Columbia Banking System (Issuer)
Deer Aaron James (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
12:10 PM | Columbia Banking System (Issuer)
Dow Lisa (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
12:13 PM | Columbia Banking System (Issuer)
Merrywell Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
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01/03/2025
12:15 PM | Columbia Banking System (Issuer)
Moore Devine David (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
12:19 PM | Columbia Banking System (Issuer)
Stein Clint (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/03/2025
12:03 PM | BARUFFI KUMI YAMAMOTO (Reporting)
Columbia Banking System (Issuer)
| Form 4
Statement of changes in beneficial ownership of securities | |
12/31/2024
12:09 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
12/20/2024
3:31 PM | Columbia Banking System (Filer)
| Form S-3ASR | |
12/02/2024
1:08 PM | Columbia Banking System (Issuer)
POPE MARIA M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/05/2024
3:36 PM | Columbia Banking System (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
10/31/2024
5:34 PM | Columbia Banking System (Issuer)
MACHUCA LUIS (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
10/24/2024
11:41 AM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
09/30/2024
12:56 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
09/04/2024
7:53 PM | Columbia Banking System (Issuer)
SCHULTZ JOHN F (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/12/2024
12:55 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/25/2024
3:34 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
06/28/2024
12:58 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/14/2024
4:59 PM | Columbia Banking System (Issuer)
POPE MARIA M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
5:04 PM | Columbia Banking System (Issuer)
SCHULTZ JOHN F (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
5:07 PM | Columbia Banking System (Issuer)
SEATON ELIZABETH WHITEHEAD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
5:10 PM | Columbia Banking System (Issuer)
Terry Hilliard C. III (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
5:12 PM | Columbia Banking System (Issuer)
Varnado Anddria (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:55 PM | Columbia Banking System (Issuer)
Numata S Mae Fujita (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:40 PM | Columbia Banking System (Issuer)
MACHUCA LUIS (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:26 PM | Columbia Banking System (Issuer)
FOWLER PEGGY Y (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:30 PM | Columbia Banking System (Issuer)
Lund Randal Lee (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:09 PM | Columbia Banking System (Issuer)
Finkelstein Mark A (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/14/2024
4:16 PM | Columbia Banking System (Issuer)
Forrest Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/13/2024
12:03 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/09/2024
6:22 AM | Columbia Banking System (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
05/09/2024
6:08 AM | Columbia Banking System (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
05/09/2024
6:17 AM | Columbia Banking System (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
04/25/2024
3:31 PM | Columbia Banking System (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
04/23/2024
11:40 AM | Columbia Banking System (Issuer)
O'HAVER CORT L (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/18/2024
5:23 PM | Columbia Banking System (Issuer)
Namdar Frank (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
