Mark Partin - 01 Mar 2023 Form 4 Insider Report for BLACKLINE, INC. (BL)

Role: Chief Financial Officer
Signature: /s/ Karole Morgan-Prager, Attorney-in-Fact
Issuer symbol: BL
Transactions as of: 01 Mar 2023
Transactions value $: -$551,557
Form type: 4
Filing time: 01 Mar 2023, 18:47:10 UTC
Previous filing: 23 Feb 2023
Next filing: 02 Mar 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BL	Common Stock	Options Exercise	$140K	+10K	+6.08%	$14.00	175K	01 Mar 2023	Direct	F1
transaction	BL	Common Stock	Sale	-$29.5K	-432	-0.25%	$68.25	174K	01 Mar 2023	Direct	F1, F2
transaction	BL	Common Stock	Sale	-$656K	-9.48K	-5.44%	$69.19	165K	01 Mar 2023	Direct	F1, F3
transaction	BL	Common Stock	Sale	-$6.13K	-88	-0.05%	$69.67	165K	01 Mar 2023	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	BL	Stock Option (Right to Buy)	Options Exercise	$0	-10K	-8.15%	$0.00	113K	01 Mar 2023	Common Stock	10K	$14.00	Direct	F1, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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 December 9, 2022.
F2	The sale price represents the weighted-average price of shares sold ranging from $67.63 to $68.47 per share. Upon request by the Securities and Exchange 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.
F3	The sale price represents the weighted-average price of shares sold ranging from $68.71 to $69.61 per share. Upon request by the Securities and Exchange 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 option is fully vested and immediately exercisable.