COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Forum Financial Management, LP's Holding History (CIK: 0001911832)

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

Q4 2025

Shares 13,785 Value ($000) $385 Avg Close $26.85 Range $23.52 - $29.61

Q3 2025

Shares 12,785 Value ($000) $329 Avg Close $24.85 Range $22.17 - $27.12

Q2 2025

Shares 9,105 Value ($000) $213 Avg Close $22.35 Range $18.81 - $24.78

Q4 2024

Shares 7,713 Value ($000) $208 Avg Close $26.94 Range $23.43 - $30.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	13,785	$385	$26.85	$23.52 - $29.61
Q3 2025	12,785	$329	$24.85	$22.17 - $27.12
Q2 2025	9,105	$213	$22.35	$18.81 - $24.78
Q4 2024	7,713	$208	$26.94	$23.43 - $30.73