BLACKLINE, INC. — Director's Dealing 2021

Nov 1, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2021-11-01

Reporting Person: SMITH GRAHAM (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-01	Common Stock	M	5000	$14.50	Acquired	15706	Direct
2021-11-01	Common Stock	S	5000	$127.05	Disposed	10706	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-11-01	Stock Option (right to buy)	$14.50	M	5000	Disposed	2025-05-19	Common Stock (5000)	Direct

Footnotes

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

F2: The original option was granted for 100,000 shares and has been partially exercised. The shares subject to the original option vest in 4 equal, annual installments beginning on the one year anniversary of May 20, 2015.