ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

Avantax Planning Partners, Inc.'s Holding History (CIK: 0001005441)

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

Q3 2018
Shares 20 Value ($000) $1 Avg Close — Range —
Q1 2018
Shares 40 Value ($000) $2 Avg Close — Range —