COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Dorsey & Whitney Trust CO LLC's Holding History (CIK: 0001384042)

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

Q4 2018

Shares 5,738 Value ($000) $209 Avg Close $26.74 Range $22.25 - $29.45

Q3 2018

Shares 5,738 Value ($000) $223 Avg Close $29.39 Range $27.14 - $30.95

Q2 2018

Shares 5,544 Value ($000) $228 Avg Close $30.05 Range $27.72 - $31.69

Q1 2018

Shares 5,335 Value ($000) $224 Avg Close $30.33 Range $27.89 - $32.56

Q4 2017

Shares 4,710 Value ($000) $205 Avg Close $30.37 Range $28.50 - $33.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	5,738	$209	$26.74	$22.25 - $29.45
Q3 2018	5,738	$223	$29.39	$27.14 - $30.95
Q2 2018	5,544	$228	$30.05	$27.72 - $31.69
Q1 2018	5,335	$224	$30.33	$27.89 - $32.56
Q4 2017	4,710	$205	$30.37	$28.50 - $33.50