Columbia Banking System(COLB) - 2023 Q3 - Quarterly Report

The following tables present the amortized cost, unrealized gains, unrealized losses, and approximate fair values of debt securities as of the dates presented: The Company elected to exclude accrued interest receivable from the amortized cost basis of debt securities disclosed throughout this note. Interest accrued on investment securities totaled $33.6 million and$10.6 million as of September 30, 2023 and December 31, 2022, respectively, and is included in Other Assets. | --- | --- | --- | --- | --- | --- ...