ZENDESK INC

CUSIP: 98936J101 Class: COMMON STOCK

PALISADE CAPITAL MANAGEMENT, LP's Holding History (CIK: 0001009006)

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

Q4 2015
Shares 250,247 Value ($000) $6,617 Avg Close — Range —
Q3 2015
Shares 380,966 Value ($000) $7,509 Avg Close — Range —
Q2 2015
Shares 369,941 Value ($000) $8,216 Avg Close — Range —
Q1 2015
Shares 379,282 Value ($000) $8,606 Avg Close — Range —