ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q4 2019
Shares 150 Value ($000) $11 Avg Close — Range —
Q3 2019
Shares 150 Value ($000) $11 Avg Close — Range —
Q4 2018
Shares 200 Value ($000) $12 Avg Close — Range —
Q2 2018
Shares 300 Value ($000) $16 Avg Close — Range —
Q1 2018
Shares 300 Value ($000) $14 Avg Close — Range —
Q4 2017
Shares 300 Value ($000) $10 Avg Close — Range —
Q3 2017
Shares 300 Value ($000) $9 Avg Close — Range —