PETER HIRSCH - 05 Nov 2021 Form 4 Insider Report for BLACKLINE, INC. (BL)

Role: Chief Technology Officer
Signature: /s/ Karole Morgan-Prager, Attorney-in-Fact
Issuer symbol: BL
Transactions as of: 05 Nov 2021
Net transactions value: -$1,173,174
Form type: 4
Filing time: 08 Nov 2021, 17:47:35 UTC
Previous filing: 24 Aug 2021
Next filing: 10 Nov 2021
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	$520,776	+9,912	+28%	$52.54	44,821	05 Nov 2021	Direct	F1
transaction	BL	Common Stock	Sale	$411,031	-3,142	-7%	$130.82	41,679	05 Nov 2021	Direct	F1, F2
transaction	BL	Common Stock	Sale	$515,890	-3,920	-9.4%	$131.60	37,759	05 Nov 2021	Direct	F1, F3
transaction	BL	Common Stock	Sale	$172,395	-1,300	-3.4%	$132.61	36,459	05 Nov 2021	Direct	F1, F4
transaction	BL	Common Stock	Sale	$113,445	-850	-2.3%	$133.46	35,609	05 Nov 2021	Direct	F1, F5
transaction	BL	Common Stock	Sale	$94,097	-700	-2%	$134.42	34,909	05 Nov 2021	Direct	F1, F6
transaction	BL	Common Stock	Options Exercise	$261,124	+4,970	+14%	$52.54	39,879	08 Nov 2021	Direct	F1
transaction	BL	Common Stock	Sale	$622,004	-4,770	-12%	$130.40	35,109	08 Nov 2021	Direct	F1, F7
transaction	BL	Common Stock	Sale	$26,211	-200	-0.57%	$131.06	34,909	08 Nov 2021	Direct	F1, F8

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	-9,912	-14%	$0.000000	63,468	05 Nov 2021	Common Stock	9,912	$52.54	Direct	F1, F9
transaction	BL	Stock Option (right to buy)	Options Exercise	$0	-4,970	-7.8%	$0.000000	58,498	08 Nov 2021	Common Stock	4,970	$52.54	Direct	F1, F9

* 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 November 11, 2020, amended on March 12, 2021.
F2	The sale price represents the weighted-average price of shares sold ranging from $130.17 to $131.11 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 $131.20 to $132.15 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 sale price represents the weighted-average price of shares sold ranging from $132.21 to $132.99 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.
F5	The sale price represents the weighted-average price of shares sold ranging from $133.23 to $133.815 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.
F6	The sale price represents the weighted-average price of shares sold ranging from $134.26 to $134.665 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.
F7	The sale price represents the weighted-average price of shares sold ranging from $130.00 to $130.99 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.
F8	The sale price represents the weighted-average price of shares sold ranging from $131.05 to $131.06 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.
F9	25% of the options vested on February 20, 2020 and 1/16th of the remaining shares subject to the option will vest every three months thereafter, subject to the Reporting Person's continued service through the applicable vesting date.