The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Anderson Drew K since 2026.
This trader's CIK number is 1955918.
At the time of last reporting, Anderson Drew K was the EVP Chief Admin Officer of Columbia Banking System, Inc.. (stock ticker symbol COLB).
Also see all insider trading activities at Columbia Banking System, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | COLB | 0 | $0 | 0 | $0 | 2,506 | $65,732 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-03-13 | COLB | Option Ex | 2,506 | 26.23 | 65,732 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Anderson Drew K (EVP Chief Admin Officer of Columbia Banking System, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.