COLUMBIA SPORTSWEAR CO

Ticker: COLM CUSIP: 198516106 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2017

Shares 340,355 Value ($000) $19,996 Avg Close $50.30 Range $46.33 - $54.52

Q4 2016

Shares 202,836 Value ($000) $11,825 Avg Close $52.49 Range $47.30 - $56.89

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	340,355	$19,996	$50.30	$46.33 - $54.52
Q4 2016	202,836	$11,825	$52.49	$47.30 - $56.89