BLACKLINE, INC. — Director's Dealing 2023

Feb 3, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2023-02-01

Reporting Person: Unterman Thomas (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-02-01	Common Stock	M	1000	$41.37	Acquired	53196	Direct
2023-02-01	Common Stock	F	289	$71.80	Disposed	52907	Direct
2023-02-01	Common Stock	S	500	$71.80	Disposed	52407	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-02-01	Stock Option (right to buy)	$41.37	M	1000	Disposed	2028-05-08	Common Stock (1000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	50000	Indirect

Footnotes

F1: The sale transaction reported on this Form 4 was effectuated pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 12, 2021.

F2: Represents shares withheld to pay the exercise price of the Reporting Person's option.

F3: The option is fully vested and immediately exercisable.