BLACKLINE, INC. — Director's Dealing 2019

Mar 19, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2018-08-13

Reporting Person: Partin Mark (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-08-13	Common Stock	M	21843	$14.00	Acquired	46663	Direct
2018-08-13	Common Stock	S	16462	$46.5694	Disposed	30201	Direct
2018-08-13	Common Stock	S	5381	$47.679	Disposed	24820	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-08-13	Common Stock (right to buy)	$14.00	M	21843	Disposed	2025-03-29	Common Stock (21843)	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 May 24, 2018.

F2: Represents balance of shares beneficially held as of the filing date.

F3: The sale price represents the weighted-average price of shares sold ranging from $46.50 to $47.10 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F4: The sale price represents the weighted-average price of shares sold ranging from $47.60 to $47.83 per share. Upon request by the Commission staff, the Issuer or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price within the range set forth in this Form 4.

F5: The shares subject to the option vest in 4 equal, annual installments beginning on the one year anniversary of January 20, 2015.