Lisa Kulok - 27 Feb 2026 Form 4 Insider Report for COLUMBIA SPORTSWEAR CO (COLM)

Role: EVP, COO
Signature: Christina A. Mecklenborg, Attorney-in-Fact
Issuer symbol: COLM
Transactions as of: 27 Feb 2026
Net transactions value: -$15,346
Form type: 4
Filing time: 03 Mar 2026, 16:13:22 UTC
Previous filing: 04 Feb 2026
Next filing: 06 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Kulok Lisa	EVP, COO	C/O COLUMBIA SPORTSWEAR COMPANY, 14375 NW SCIENCE PARK DRIVE, PORTLAND	Christina A. Mecklenborg, Attorney-in-Fact	03 Mar 2026	0001818109

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	COLM	Common Stock	Options Exercise		+369	+6%		6,495	02 Mar 2026	Direct	F1
transaction	COLM	Common Stock	Options Exercise		+368	+5.7%		6,863	02 Mar 2026	Direct	F1
transaction	COLM	Common Stock	Tax liability	$15,346	-255	-3.7%	$60.18	6,608	02 Mar 2026	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	COLM	Employee Stock Option (right to buy)	Award	$0	+10,257		$0.000000	10,257	27 Feb 2026	Common Stock	10,257	$61.94	Direct	F3
transaction	COLM	Restricted Stock Units	Award	$0	+4,634		$0.000000	4,634	27 Feb 2026	Common Stock	4,634		Direct	F1, F4
transaction	COLM	Restricted Stock Units	Options Exercise	$0	-369	-20%	$0.000000	1,472	02 Mar 2026	Common Stock	369		Direct	F1, F5
transaction	COLM	Restricted Stock Units	Options Exercise	$0	-368	-14%	$0.000000	2,203	02 Mar 2026	Common Stock	368		Direct	F1, F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted stock units convert to common stock on a one-for-one basis.
F2	Shares were withheld by the issuer to satisfy tax withholding obligations in connection with vesting of restricted stock units.
F3	The option was granted for 10,257 shares on February 27, 2026 and becomes exercisable for 12.5% of the shares on each of the first eight six-month anniversaries of the grant date.
F4	The grant of 4,634 restricted stock units vests at 12.5% every six months beginning on September 1, 2026. If a vesting date falls on a day on which the securities exchange is closed, affected RSUs shall vest on the next securities exchange business day.
F5	The grant of 2,948 restricted stock units vests at 12.5% every six months beginning on September 1, 2024. If a vesting date falls on a day on which the securities exchange is closed, affected RSUs shall vest on the next securities exchange business day.
F6	The grant of 2,939 restricted stock units vests at 12.5% every six months beginning on September 1, 2025. If a vesting date falls on a day on which the securities exchange is closed, affected RSUs shall vest on the next securities exchange business day.