ZSCALER INC

Ticker: ZS CUSIP: 98980G102 Class: EQTY

PFM Health Sciences, LP's Holding History (CIK: 0001442756)

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

Q4 2018

Shares 46,814 Value ($000) $1,836 Avg Close $37.77 Range $30.72 - $44.00

Q3 2018

Shares 46,814 Value ($000) $1,909 Avg Close $40.40 Range $33.90 - $48.24

Q2 2018

Shares 46,814 Value ($000) $1,674 Avg Close $30.52 Range $24.76 - $43.98

Q1 2018

Shares 48,726 Value ($000) $1,368 Avg Close $29.28 Range $26.06 - $34.83

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	46,814	$1,836	$37.77	$30.72 - $44.00
Q3 2018	46,814	$1,909	$40.40	$33.90 - $48.24
Q2 2018	46,814	$1,674	$30.52	$24.76 - $43.98
Q1 2018	48,726	$1,368	$29.28	$26.06 - $34.83