BLACKLINE, INC. — Director's Dealing 2023

May 23, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2023-05-19

Reporting Person: Woodhams Mark (Chief Revenue Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-19	Common Stock	F	1469	$53.59	Disposed	96668	Direct
2023-05-22	Common Stock	S	558	$53.28	Disposed	96110	Direct

Footnotes

F1: The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units.

F2: The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 1, 2022.