BARUFFI KUMI YAMAMOTO — EVP General Counsel, Corp Sec
Insider trading activity for BARUFFI KUMI YAMAMOTO sourced from SEC EDGAR Form 4 filings.
Overview
- Title: EVP General Counsel, Corp Sec
- Company: COLUMBIA BANKING SYSTEM, INC.
- Total insider trades: 1
- Total buy volume: $0
- Total sell volume: $0
- Last trade: Mar 20, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Mar 13, 2026 | BARUFFI KUMI YAMAMOTO | COLB COLUMBIA BANKING SYSTEM, INC. | OTHER | 937 | $25K |