COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 145 Value ($000) $4 Avg Close $26.85 Range $23.52 - $29.61
Q3 2025
Shares 703 Value ($000) $18 Avg Close $24.85 Range $22.17 - $27.12
Q1 2024
Shares 437 Value ($000) $8 Avg Close $18.38 Range $15.54 - $24.11
Q4 2023
Shares 437 Value ($000) $12 Avg Close $19.53 Range $15.67 - $24.93
Q3 2023
Shares 437 Value ($000) $9 Avg Close $18.00 Range $15.99 - $20.33
Q1 2022
Shares 430 Value ($000) $14 Avg Close $28.29 Range $25.94 - $30.41
Q4 2019
Shares 906 Value ($000) $37 Avg Close $28.93 Range $25.93 - $30.83
Q3 2019
Shares 125 Value ($000) $5 Avg Close $26.32 Range $24.40 - $28.14