COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Columbia Bank's Holding History (CIK: 0002017259)

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

Q4 2025
Shares 15,000 Value ($000) $419 Avg Close $26.85 Range $23.52 - $29.61
Q3 2025
Shares 15,000 Value ($000) $392 Avg Close $24.85 Range $22.17 - $27.12
Q2 2025
Shares 15,000 Value ($000) $377 Avg Close $22.35 Range $18.81 - $24.78
Q1 2025
Shares 15,743 Value ($000) $393 Avg Close $25.32 Range $22.65 - $27.61