InsiderTrades

GARDNER STEVEN R

SEC CIK 1267342 · EDGAR

Buying vs selling by month open-market trades, last 24 months, COLB
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
COLBCOLUMBIA BANKING SYSTEM, INC.Dir 2,577 — $403.9K 42025-08-312026-09-04

Most active insiders at COLB, 12 months

#InsiderTitleBoughtSold
1 GARDNER STEVEN RDir —$403.9K
2 Nixon Torran BSenior Executive VP —$127.9K
3 Moore Devine DavidEVP CMO —$115.3K
4 BARUFFI KUMI YAMAMOTOEVP GC, Corp Sec —$24.6K
5 Deer Aaron JamesEVP Chief Strategy, Innov Offcr $22.5K—
6 Lakely BrockEVP, CAO —$5,535
7 Anderson Drew KEVP Chief Admin Off ——
8 Giem JudiEVP CHRO ——
9 Merrywell ChristopherSenior Executive VP ——
10 Namdar FrankEVP Chief Credit Off ——

Transactions 4

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-08 17:24 2026-09-04 COLB COLUMBIA BANKING SYSTEM, INC. GARDNER STEVEN R Dir A - Grant $0.00 +2,577 2,577 New $0
I 2026-02-03 2026-01-30 COLB COLUMBIA BANKING SYSTEM, INC. GARDNER STEVEN R Dir S - Sale $29.43 -13.7K 0 -100% -$403.9K
I 2025-09-03 2025-08-31 COLB COLUMBIA BANKING SYSTEM, INC. GARDNER STEVEN R Dir A - Grant $0.00 +338.2K 338.2K New $0
2025-09-03 2025-08-31 COLB COLUMBIA BANKING SYSTEM, INC. GARDNER STEVEN R Dir A - Grant $0.00 +245.9K 245.9K New $0

Purchase Sale Sale after option exercise All abbreviations