MetaCap

Columbia Banking System Insider Trades

NASDAQ: COLBFinanceMajor BanksUSD

28.37-0.16 (-0.56%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
1 · $22.48K
Sales
6 · $273.33K
Shares bought / sold
886 / 9.50K
Net activity
Net selling $250,855

Columbia Banking System insider activity

Over the last 12 months, Columbia Banking System insiders reported 50 transactions on SEC Form 4: 1 open-market purchase and 6 sales. Insiders bought $22,478 and sold $273,333 worth of stock, for net insider selling of $250,855. The largest seller was Nixon Torran B, with $127,932 in reported sales.

The most recent filing shows GARDNER STEVEN R (Director) reporting a transaction in 2,577 shares on Sep 4, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put COLB's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

COLB insider transactions

Columbia Banking System insider transactions
DateInsiderTypeSharesValueFiling
Sep 4, 2026GARDNER STEVEN RDirectorAward2,577—Form 4
Sep 2, 2026LAGOMARSINO SIMONEDirectorAward2,670—Form 4
Aug 14, 2026Giem JudiEVP CHROTax withholding643$21.02KForm 4
Aug 14, 2026Giem JudiEVP CHROOption exercise2,393$78.23KForm 4
Jun 30, 2026Deer Aaron JamesEVP Chief Strategy/Innov OffcrBuy886$22.48KForm 4
Jun 8, 2026Moore Devine DavidEVP Chief Marketing OfficerSale3,812$113.50KForm 4
Jun 8, 2026Moore Devine DavidEVP Chief Marketing OfficerSale60$1.79KForm 4
May 14, 2026Finkelstein Mark ADirectorAward3,949—Form 4
May 14, 2026Lund Randal LeeDirectorAward3,949—Form 4
May 14, 2026MITCHELL M CHRISTIANDirectorAward3,949—Form 4
May 14, 2026STUDENMUND JAYNIE MDirectorAward3,949—Form 4
May 14, 2026Forrest EricDirectorAward3,949—Form 4
May 14, 2026SEATON ELIZABETH WHITEHEADDirectorAward3,949—Form 4
May 14, 2026MACHUCA LUISDirectorAward3,949—Form 4
May 14, 2026Varnado AnddriaDirectorAward3,949—Form 4
May 14, 2026SCHULTZ JOHN FDirectorAward3,949—Form 4
May 14, 2026Terry Hilliard C. IIIDirectorAward3,949—Form 4
Apr 15, 2026Lakely BrockEVP, Chief Accounting OfficerTax withholding396$11.52KForm 4
Mar 13, 2026Anderson Drew KEVP Chief Admin OfficerTax withholding1,215$31.87KForm 4
Mar 13, 2026Anderson Drew KEVP Chief Admin OfficerOption exercise2,506$65.73KForm 4
Mar 13, 2026BARUFFI KUMI YAMAMOTOEVP General Counsel, Corp SecSale937$24.58KForm 4
Mar 13, 2026BARUFFI KUMI YAMAMOTOEVP General Counsel, Corp SecOption exercise2,381$62.45KForm 4
Mar 13, 2026Moore Devine DavidEVP Chief Marketing OfficerTax withholding376$9.86KForm 4
Mar 13, 2026Moore Devine DavidEVP Chief Marketing OfficerOption exercise940$24.66KForm 4
Mar 13, 2026OGNALL ANDREW HEVP Chief Risk OfficerTax withholding951$24.94KForm 4
Mar 13, 2026OGNALL ANDREW HEVP Chief Risk OfficerOption exercise2,381$62.45KForm 4
Mar 13, 2026Nixon Torran BSenior Executive VPTax withholding2,002$52.51KForm 4
Mar 13, 2026Nixon Torran BSenior Executive VPOption exercise5,013$131.49KForm 4
Mar 13, 2026Deer Aaron JamesEVP Chief Strategy/Innov OffcrTax withholding617$16.18KForm 4
Mar 13, 2026Deer Aaron JamesEVP Chief Strategy/Innov OffcrOption exercise1,567$41.10KForm 4
Mar 13, 2026Lakely BrockEVP, Chief Accounting OfficerSale211$5.53KForm 4
Mar 13, 2026Lakely BrockEVP, Chief Accounting OfficerOption exercise846$22.19KForm 4
Mar 13, 2026Merrywell ChristopherSenior Executive VPTax withholding1,973$51.75KForm 4
Mar 13, 2026Merrywell ChristopherSenior Executive VPOption exercise5,013$131.49KForm 4
Mar 13, 2026Stein ClintChair, CEO, PresidentTax withholding7,151$187.57KForm 4
Mar 13, 2026Stein ClintChair, CEO, PresidentOption exercise18,171$476.63KForm 4
Mar 13, 2026Namdar FrankEVP Chief Credit OfficerTax withholding1,367$35.86KForm 4
Mar 13, 2026Namdar FrankEVP Chief Credit OfficerOption exercise2,820$73.97KForm 4
Mar 13, 2026Lakely BrockEVP, Chief Accounting OfficerTax withholding211$5.53KForm 4
Mar 13, 2026BARUFFI KUMI YAMAMOTOEVP General Counsel, Corp SecTax withholding937$24.58KForm 4
Mar 4, 2026Nixon Torran BSenior Executive VPSale2,240$64.62KForm 4
Mar 3, 2026Nixon Torran BSenior Executive VPSale2,241$63.31KForm 4
Mar 1, 2026Deer Aaron JamesEVP Chief Strategy/Innov OffcrTax withholding918$26.12KForm 4
Mar 1, 2026Moore Devine DavidEVP Chief Marketing OfficerTax withholding838$23.84KForm 4
Mar 1, 2026Namdar FrankEVP Chief Credit OfficerTax withholding1,808$51.44KForm 4
Mar 1, 2026Nixon Torran BSenior Executive VPTax withholding2,980$84.78KForm 4
Mar 1, 2026OGNALL ANDREW HEVP Chief Risk OfficerTax withholding1,304$37.10KForm 4
Mar 1, 2026Lakely BrockEVP, Chief Accounting OfficerTax withholding391$11.12KForm 4
Mar 1, 2026Merrywell ChristopherSenior Executive VPTax withholding3,230$91.89KForm 4
Mar 1, 2026Stein ClintChair, President, CEOTax withholding9,789$278.50KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

Related