KY
Kumi Yamamoto Baruffi
DELAYED 1 MONTH
EVP General Counsel, Corp Sec
COLUMBIA BANKING SYSTEM, INC.
Filings
1
Companies
1
Latest
Mar 13, 2026
Transactions
Signal
Ticker / Company
Insider
Transaction
Value
Filed
57
COLBCLUSTER 3
COLUMBIA BANKING SYSTEM, INC.
Kumi Yamamoto Baruffi
EVP General Counsel, Corp Sec
Sale
$24.6K
937 sh
Mar 18 12:26 AM
Mar 13, 2026
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COLUMBIA BANKING SYSTEM, INC.
Kumi Yamamoto Baruffi
EVP General Counsel, Corp Sec
Option Exercise
$62.5K
2,381 sh
Mar 18 12:26 AM
Mar 13, 2026