COLB
Ticker
Columbia Banking System, Inc.
COLB · Financial Services · Columbia Banking System, Inc. operates as the bank holding company for Columbia Bank that provides banking, private banking, mortgage, and…Columbia Banking System, Inc. (COLB), in the Financial Services sector, has 6 disclosed filings on Paydirt over the trailing twelve months from 2 members of Congress and 2 corporate insiders: 1 purchase and 5 sales, 1 filed past the deadline. Filers took a median of 16 days from execution to disclosure, and the most recent trade was executed Oct 29 and filed Oct 30. The most active filer was Steven R Gardner with 2 filings. Data as of Nov 8 2026.
Add to watchlistFilings, ttm
6
1 buy · 5 sells · 1 late
Traders, ttm
4
2 congress · 2 insiders
Volume, ttmiDollar value disclosed in the window
$714K
estimated for Congress, as filed for insiders
Median delay
16d
execution to disclosure
Last traded
Oct 29
Filed Oct 30
ADViAverage daily dollar volume
$86.6M
market data
Share price · 12M
$30.48 (+18.2%)
Adjusted for splits and dividends.
Volume by month
Buys $8K
Sells $831K
Estimated for Congress, as filed for insiders · by filing month · past 24 months
Who filed · past 24 months
SGRecent filings
Steven R GardnerSALE
Director
$156K5,012 sh × $31.23
Exec Oct 29
Filed Oct 30 · 6:48 PM ET Devine David MooreSALE EVP Chief Marketing Officer $114K
3,812 sh × $29.78
Exec Jun 8
Filed Jun 10 · 5:30 PM ET Josh GottheimerSALE Representative (Joint) $8K
$1K–15K bracket
Exec Mar 5
Filed Apr 8 Gilbert CisnerosSALE Representative $33K
$15K–50K bracket
Exec Jan 15
Filed Feb 13 Steven R GardnerSALE Director $404K
13,725 sh × $29.43
Exec Jan 30
Filed Feb 3 · 5:30 PM ET Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Oct 3 2025
Filed Nov 18 2025 † Torran B NixonSALE Senior Executive VP $116K
4,481 sh × $25.99
Exec Mar 4 2025
Filed Mar 5 2025 · 5:30 PM ET