ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q1 2022
Shares 7,800 Value ($000) $938 Avg Close — Range —
Q3 2021
Shares 10,579 Value ($000) $1,232 Avg Close — Range —
Q2 2021
Shares 5,154 Value ($000) $744 Avg Close — Range —
Q1 2021
Shares 18,151 Value ($000) $2,407 Avg Close — Range —
Q4 2020
Shares 14,300 Value ($000) $2,047 Avg Close — Range —
Q3 2020
Shares 94,808 Value ($000) $9,758 Avg Close — Range —
Q1 2020
Shares 8,486 Value ($000) $543 Avg Close — Range —
Q4 2019
Shares 17,619 Value ($000) $1,350 Avg Close — Range —
Q3 2019
Shares 3,822 Value ($000) $278 Avg Close — Range —
Q2 2018
Shares 339,566 Value ($000) $18,503 Avg Close — Range —
Q4 2017
Shares 8,519 Value ($000) $288 Avg Close — Range —
Q2 2015
Shares 9,805 Value ($000) $218 Avg Close — Range —