ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

KEYBANK NATIONAL ASSOCIATION/OH's Holding History (CIK: 0001089877)

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

Q3 2018
Shares 7,365 Value ($000) $523 Avg Close — Range —
Q2 2018
Shares 9,543 Value ($000) $520 Avg Close — Range —
Q1 2018
Shares 11,581 Value ($000) $554 Avg Close — Range —
Q4 2017
Shares 13,659 Value ($000) $462 Avg Close — Range —
Q3 2017
Shares 13,659 Value ($000) $398 Avg Close — Range —
Q2 2017
Shares 25,180 Value ($000) $700 Avg Close — Range —
Q1 2017
Shares 18,522 Value ($000) $519 Avg Close — Range —
Q4 2016
Shares 18,522 Value ($000) $393 Avg Close — Range —
Q3 2016
Shares 16,933 Value ($000) $520 Avg Close — Range —
Q2 2016
Shares 19,975 Value ($000) $527 Avg Close — Range —
Q1 2016
Shares 18,088 Value ($000) $379 Avg Close — Range —
Q4 2015
Shares 11,750 Value ($000) $311 Avg Close — Range —
Q3 2015
Shares 11,750 Value ($000) $232 Avg Close — Range —