COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q2 2017

Shares 68,560 Value ($000) $2,732 Avg Close $26.82 Range $24.90 - $28.62

Q1 2017

Shares 68,560 Value ($000) $2,674 Avg Close $27.57 Range $24.96 - $31.16

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	68,560	$2,732	$26.82	$24.90 - $28.62
Q1 2017	68,560	$2,674	$27.57	$24.96 - $31.16