BLACKLINE, INC. — Director's Dealing 2024

Aug 8, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2024-08-07

Reporting Person: Morgan-Prager Karole (CHIEF LEGAL AND ADMINISTRATIVE)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-08-07	Common Stock	M	10000	$14.00	Acquired	125424	Direct
2024-08-07	Common Stock	S	10000	$50.00	Disposed	115424	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-08-07	Stock Option (Right to Buy)	$14.00	M	10000	Disposed	2026-10-16	Common Stock (10000)	Direct

Footnotes

F1: The sale transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reportig Person on March 8, 2024.

F2: The shares subject to the option vested in four equal, annual installments beginning on the one year anniversary of September 27, 2016.