Insider Transactions in Q3 2025 at Columbia Banking System, Inc. (COLB)
Insider Transaction List (Q3 2025)
Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
---|---|---|---|---|---|
Sep 02
2025
|
Jaynie M Studenmund Director |
BUY
Grant, award, or other acquisition
|
Direct |
2,205
+10.99%
|
-
|
Sep 02
2025
|
M Christian Mitchell Director |
BUY
Grant, award, or other acquisition
|
Direct |
2,205
+5.49%
|
-
|
Aug 31
2025
|
Steven R Gardner Director |
BUY
Grant, award, or other acquisition
|
Indirect |
338,221
+50.0%
|
-
|
Aug 31
2025
|
Steven R Gardner Director |
BUY
Grant, award, or other acquisition
|
Direct |
245,875
+50.0%
|
-
|
Aug 31
2025
|
Jaynie M Studenmund Director |
BUY
Grant, award, or other acquisition
|
Indirect |
3,843
+50.0%
|
-
|
Aug 31
2025
|
Jaynie M Studenmund Director |
BUY
Grant, award, or other acquisition
|
Direct |
15,653
+50.0%
|
-
|
Aug 31
2025
|
M Christian Mitchell Director |
BUY
Grant, award, or other acquisition
|
Direct |
35,755
+50.0%
|
-
|