COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q1 2021

Shares 9,500 Value ($000) $410 Avg Close $34.13 Range $27.00 - $39.77

Q4 2020

Shares 16,000 Value ($000) $574 Avg Close $24.08 Range $18.04 - $28.07

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	9,500	$410	$34.13	$27.00 - $39.77
Q4 2020	16,000	$574	$24.08	$18.04 - $28.07