8-KThe WireRoutine
Company Update
Filed May 15, 2026 · 1mo ago · Accession 0000887343-26-000143
Plain English
Material event — a significant development the company must disclose promptly.
Read the source below for the full document.
Filing details
- Ticker
- COLB
- CIK
- 887343
- Form type
- 8-K
- Filing date
- May 15, 2026
- Report date
- May 15, 2026
- Document
- colb-20260515.htm
- Size
- 212 KB