COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

ArrowMark Colorado Holdings LLC's Holding History (CIK: 0001483859)

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

Q4 2025

Shares 271,000 Value ($000) $7,574 Avg Close $26.85 Range $23.52 - $29.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	271,000	$7,574	$26.85	$23.52 - $29.61