ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q1 2020
Shares 10,800 Value ($000) $691 Avg Close — Range —
Q2 2019
Shares 13,112 Value ($000) $1,167 Avg Close — Range —
Q1 2019
Shares 43,838 Value ($000) $3,726 Avg Close — Range —
Q4 2018
Shares 23,192 Value ($000) $1,354 Avg Close — Range —
Q3 2018
Shares 14,522 Value ($000) $1,031 Avg Close — Range —
Q2 2018
Shares 13,681 Value ($000) $745 Avg Close — Range —
Q1 2018
Shares 80,713 Value ($000) $3,864 Avg Close — Range —
Q4 2017
Shares 32,195 Value ($000) $1,089 Avg Close — Range —
Q3 2016
Shares 67,634 Value ($000) $2,077 Avg Close — Range —
Q4 2014
Shares 65,712 Value ($000) $1,601 Avg Close — Range —
Q3 2014
Shares 107,100 Value ($000) $2,312 Avg Close — Range —