SIMPLEX TRADING, LLC - ZSCALER INC ownership

ZSCALER INC's ticker is and the CUSIP is 98980G952. A total of 5 filers reported holding ZSCALER INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ZSCALER INC
ValueSharesWeighting
Q3 2023$43,565
-34.9%
280,000
-38.8%
0.03%
-38.2%
Q2 2023$66,902
-6.4%
457,300
-25.2%
0.06%
-12.7%
Q1 2023$71,441
+149.0%
611,500
+138.5%
0.06%
+103.2%
Q4 2022$28,691
-99.9%
256,400
-2.2%
0.03%
-36.7%
Q3 2022$43,114,000
-17.2%
262,300
-24.7%
0.05%
-10.9%
Q2 2022$52,074,000
-8.5%
348,300
+47.6%
0.06%
+5.8%
Q1 2022$56,917,000
-17.4%
235,900
+10.0%
0.05%
-25.7%
Q4 2021$68,893,000
+65.1%
214,400
+9.8%
0.07%
+79.5%
Q3 2021$41,739,000
+0.4%
195,300
+1.5%
0.04%
-2.5%
Q2 2021$41,569,000
+25.5%
192,400
+9868.9%
0.04%
-33.3%
Q1 2021$33,132,000
-35.1%
1,930
-24.5%
0.06%
-9.1%
Q4 2020$51,025,000
+46.7%
2,555
+3.4%
0.07%
+40.4%
Q3 2020$34,778,000
-11.5%
2,472
-31.1%
0.05%
-25.4%
Q2 2020$39,299,000
+685.7%
3,589
+336.6%
0.06%
+600.0%
Q1 2020$5,002,000
+15.7%
822
-11.6%
0.01%0.0%
Q4 2019$4,324,000
-4.1%
930
-2.5%
0.01%
-30.8%
Q3 2019$4,508,000
+40.4%
954
+127.7%
0.01%
+44.4%
Q2 2019$3,211,000
-10.7%
419
-17.4%
0.01%
-10.0%
Q1 2019$3,596,000
+658.6%
507
+319.0%
0.01%
+900.0%
Q4 2018$474,000
-70.9%
121
-69.8%
0.00%
-80.0%
Q3 2018$1,631,000
+4.0%
400
-8.9%
0.01%
-16.7%
Q2 2018$1,569,0004390.01%
Other shareholders
ZSCALER INC shareholders Q3 2021
NameSharesValueWeighting ↓
CenterStar Asset Management, LLC 6,800$1,058,0120.22%
Twin Tree Management, LP 474,100$73,765,2170.17%
Garda Capital Partners LP 17,500$2,722,8250.13%
Maven Securities LTD 43,400$6,752,6060.08%
IMC-Chicago, LLC 473,400$73,656,3060.06%
SIMPLEX TRADING, LLC 280,000$43,5650.03%
JANE STREET GROUP, LLC 319,500$49,711,0050.02%
GROUP ONE TRADING, L.P. 22,500$3,500,7750.01%
Optiver Holding B.V. 45,300$7,048,2270.01%
HRT FINANCIAL LP 1,500$2330.00%
View complete list of ZSCALER INC shareholders