BLACKLINE INC

Ticker: BL CUSIP: 09239B109 Class: Common Stock

Clearbridge Investments, LLC's Holding History (CIK: 0001348883)

Note: Option positions (PUT/CALL) are excluded.

Q4 2018

Shares 329,728 Value ($000) $13,502 Avg Close $42.51 Range $34.01 - $56.87

Q3 2018

Shares 341,956 Value ($000) $19,310 Avg Close $49.80 Range $42.54 - $58.11

Q2 2018

Shares 35 Value ($000) $2 Avg Close $42.26 Range $37.84 - $50.31

Q1 2018

Shares 52 Value ($000) $2 Avg Close $37.36 Range $31.53 - $45.19

Q4 2017

Shares 68 Value ($000) $2 Avg Close $35.01 Range $32.67 - $39.00

Q3 2017

Shares 1,731 Value ($000) $59 Avg Close $33.82 Range $28.79 - $40.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	329,728	$13,502	$42.51	$34.01 - $56.87
Q3 2018	341,956	$19,310	$49.80	$42.54 - $58.11
Q2 2018	35	$2	$42.26	$37.84 - $50.31
Q1 2018	52	$2	$37.36	$31.53 - $45.19
Q4 2017	68	$2	$35.01	$32.67 - $39.00
Q3 2017	1,731	$59	$33.82	$28.79 - $40.28