Transaction · 0000887343-26-000174

Giem Judi

Giem Judi, EC, reported a transaction classified as exercise at COLUMBIA BANKING SYSTEM, INC. involving 2393.000000 shares. Reported holdings after the transaction were 13108.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MEC
COLBCOLUMBIA BANKING SYSTEM, INC.
Filing timeAug 18
Trade dateAug 14, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$32.14
Pre-filing
1mo ago +1.3%1w ago -2.8%1d ago +0.9%
Returns since
7d -5.0%30d -8.8%90d -8.8%180d -8.8%1y -8.8%

COLB price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
COLB since 2026-08-18Filed 18 days ago · 30 days of pre-filing context shaded
Loading…
Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
exercise
Code M
Identifier
0000887343-26-000174
Restricted Stock Unit
Transaction date
Aug 14, 2026
Filed Aug 18, 2026, 08:50 PM · 4d delay
Shares
2.39k sh
Price unknown
Estimated value
—
Computed from shares × price
Holdings after
13.1k sh
Direct

Filing warnings

Notes recorded with this filing
1 warning
missing priceThe filing did not provide a usable price per share.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Derivative Transaction Direct Ownership
-18score
Filing-only score

-18

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

EVP CHRO

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Restricted Stock Units convert into common stock on a one-for-one basis. On July 22, 2025, the reporting person was granted 7,179 Restricted Stock Units, which vest in three annual installments beginn…

Original filing · 0000887343-26-000174
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

COLB