Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
Jan 20, 2026
Reporting period
Not applicable
Filed with the SEC
Jan 22, 2026
CEOTax withholding
Context
Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0000887343-26-000013
Filed / recorded
Jan 22, 2026, 11:06 PM UTC
Added to OQRO
Oct 6, 2026, 7:14 PM UTC
Parser
form4-xml-v2
Data quality
Verified: identifiers matched exactly
Issuer
COLUMBIA BANKING SYSTEM, INC.
Issuer CIK
887343
Ticker
COLB
Reporting person
Clint Stein
Relationship
Director, Officer
Officer title
Chair, President, CEO
Security
Common Stock
Table
Non-derivative (Table I)
Transaction date
Jan 20, 2026
Transaction code
F
Shares / units
7,615
Price per share
$28.35
Acquired / disposed
Disposed (D)
Shares owned after
131,758
Ownership form
Direct
Amendment
No
Footnotes from the filing
Represents withholding of shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the vesting of previously issued restricted stock units.