SIMPLEX TRADING, LLC - ZENDESK INC ownership

ZENDESK INC's ticker is and the CUSIP is 98936J951. A total of 2 filers reported holding ZENDESK INC in Q3 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ZENDESK INC
ValueSharesWeighting
Q3 2022$3,728,000
-77.3%
49,000
-77.9%
0.00%
-76.5%
Q2 2022$16,436,000
-17.3%
221,900
+34.2%
0.02%
-5.6%
Q1 2022$19,883,000
-20.8%
165,300
-31.3%
0.02%
-28.0%
Q4 2021$25,092,000
+301.0%
240,600
+449.3%
0.02%
+316.7%
Q3 2021$6,257,000
-1.2%
43,800
-0.2%
0.01%0.0%
Q2 2021$6,336,000
-3.9%
43,900
+8733.0%
0.01%
-50.0%
Q1 2021$6,591,000
-46.0%
497
-41.7%
0.01%
-25.0%
Q4 2020$12,208,000
+62.3%
853
+16.7%
0.02%
+60.0%
Q3 2020$7,523,000
-13.1%
731
-25.3%
0.01%
-28.6%
Q2 2020$8,658,000
+147.3%
978
+78.8%
0.01%
+133.3%
Q1 2020$3,501,000
-45.0%
547
-34.2%
0.01%
-57.1%
Q4 2019$6,367,000
+112.6%
831
+102.2%
0.01%
+55.6%
Q3 2019$2,995,000
-28.1%
411
-12.2%
0.01%
-18.2%
Q2 2019$4,166,000
+177.0%
468
+164.4%
0.01%
+175.0%
Q1 2019$1,504,000
+406.4%
177
+247.1%
0.00%
+300.0%
Q4 2018$297,000
-46.3%
51
-34.6%
0.00%
-50.0%
Q3 2018$553,000
-26.4%
78
-43.5%
0.00%
-33.3%
Q2 2018$751,000138
-22.9%
0.00%
Q1 2018$0
-100.0%
179
+79.0%
0.00%
Q4 2017$9,000
-70.0%
100
-24.8%
0.00%
-100.0%
Q3 2017$30,000
+130.8%
133
+114.5%
0.00%0.0%
Q2 2017$13,000
-79.0%
62
-80.3%
0.00%
-66.7%
Q1 2017$62,000
+195.2%
315
+84.2%
0.00%
+200.0%
Q4 2016$21,000
+133.3%
171
-20.1%
0.00%0.0%
Q3 2016$9,000
-62.5%
214
+4.4%
0.00%
-50.0%
Q2 2016$24,000
-76.2%
205
-34.3%
0.00%
-75.0%
Q1 2016$101,000
+818.2%
312
+212.0%
0.01%
+700.0%
Q4 2015$11,000100
+9900.0%
0.00%
Q3 2015$0
-100.0%
1
-80.0%
0.00%
Q4 2014$1,00050.00%
Other shareholders
ZENDESK INC shareholders Q3 2016
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 43,800$6,257,0000.01%
GROUP ONE TRADING, L.P. 34,400$4,004,0000.00%
SG Americas Securities, LLC 25,000$230,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ZENDESK INC shareholders