SEC Insider Transactions from SEATON ELIZABETH WHITEHEAD.

Last updated: 2026-03-14 11:27 UTC | Total transactions: 6

SEATON ELIZABETH WHITEHEAD has filed 6 insider transactions across 1 company since February 2023.

Most recent transaction: a grant/award of 3382 shares of COLUMBIA BANKING SYSTEM, INC. ($COLB) on May 15, 2025.

Activity breakdown: 1 open-market purchase and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
May 15, 2025 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director A Common Stock 3382 $0.00 32,566.0000 210,112,000 11.59% 0.00%
May 10, 2024 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director A Common Stock 4183 $0.00 29,184.0000 209,370,000 16.73% 0.00%
Feb. 6, 2024 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director P Common Stock 2685 $18.48 25,001.0000 208,585,000 12.03% 0.00%
May 18, 2023 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director A Common Stock 4028 $0.00 22,316.0000 208,200,000 22.03% 0.00%
March 2, 2023 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director A Common Stock 648 $0.00 18,288.0000 208,200,000 3.67% 0.00%
Feb. 21, 2023 COLUMBIA BANKING SYSTEM, INC. $COLB SEATON ELIZABETH WHITEHEAD Director A Common 1738 $0.00 17,640.0000 129,320,962 10.93% 0.00%