ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

ADVISORY RESEARCH INC's Holding History (CIK: 0000902584)

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

Q1 2017
Shares 219,290 Value ($000) $6,149 Avg Close — Range —
Q4 2016
Shares 93,896 Value ($000) $1,991 Avg Close — Range —