Citadel Advisors - ZENDESK INC ownership

ZENDESK INC's ticker is and the CUSIP is 98936J951. A total of 3 filers reported holding ZENDESK INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of ZENDESK INC
ValueSharesWeighting
Q2 2016$435,000
-46.2%
16,500
-57.3%
0.00%
-100.0%
Q1 2016$808,000
-28.9%
38,600
-10.2%
0.00%0.0%
Q4 2015$1,137,000
+13.8%
43,000
-15.2%
0.00%0.0%
Q3 2015$999,000
-11.3%
50,7000.0%0.00%0.0%
Q2 2015$1,126,000
+138.6%
50,700
+143.8%
0.00%
Q1 2015$472,000
+106.1%
20,800
+121.3%
0.00%
Q4 2014$229,000
+458.5%
9,400
+394.7%
0.00%
Q3 2014$41,0001,9000.00%
Other shareholders
ZENDESK INC shareholders Q4 2014
NameSharesValueWeighting ↓
PICTON MAHONEY ASSET MANAGEMENT 155,000$11,796,0000.42%
Maven Securities LTD 165,700$12,610,0000.23%
GROUP ONE TRADING, L.P. 72,500$5,517,0000.01%
SIMPLEX TRADING, LLC 49,000$3,728,0000.00%
JANE STREET GROUP, LLC 53,400$4,064,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ZENDESK INC shareholders