COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Linden Thomas Advisory Services, LLC's Holding History (CIK: 0001965702)

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

Q4 2025

Shares 122,428 Value ($000) $3,422 Avg Close $26.85 Range $23.52 - $29.61

Q3 2025

Shares 121,972 Value ($000) $3,140 Avg Close $24.85 Range $22.17 - $27.12

Q2 2025

Shares 73,270 Value ($000) $1,713 Avg Close $22.35 Range $18.81 - $24.78

Q1 2025

Shares 71,491 Value ($000) $1,783 Avg Close $25.32 Range $22.65 - $27.61

Q4 2024

Shares 71,292 Value ($000) $1,926 Avg Close $26.94 Range $23.43 - $30.73

Q3 2024

Shares 71,499 Value ($000) $1,867 Avg Close $22.09 Range $17.58 - $24.95

Q2 2024

Shares 71,753 Value ($000) $1,427 Avg Close $17.32 Range $15.45 - $18.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	122,428	$3,422	$26.85	$23.52 - $29.61
Q3 2025	121,972	$3,140	$24.85	$22.17 - $27.12
Q2 2025	73,270	$1,713	$22.35	$18.81 - $24.78
Q1 2025	71,491	$1,783	$25.32	$22.65 - $27.61
Q4 2024	71,292	$1,926	$26.94	$23.43 - $30.73
Q3 2024	71,499	$1,867	$22.09	$17.58 - $24.95
Q2 2024	71,753	$1,427	$17.32	$15.45 - $18.88