SIMPLEX TRADING, LLC - ZIOPHARM ONCOLOGY INC ownership

ZIOPHARM ONCOLOGY INC's ticker is and the CUSIP is 98973P901. A total of 3 filers reported holding ZIOPHARM ONCOLOGY INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ZIOPHARM ONCOLOGY INC
ValueSharesWeighting
Q3 2023$33
-54.8%
257,300
+79.6%
0.00%
Q2 2023$73
-46.3%
143,300
-34.1%
0.00%
Q1 2023$136
-15.5%
217,300
-12.9%
0.00%
Q4 2022$161
-100.0%
249,400
-28.1%
0.00%
-100.0%
Q3 2022$596,000
+254.8%
346,800
+155.4%
0.00%
Q2 2022$168,000
+180.0%
135,800
+46.8%
0.00%
Q1 2022$60,000
+650.0%
92,500
-49.2%
0.00%
Q4 2021$8,000
-95.5%
182,100
+177.2%
0.00%
Q3 2021$179,000
+16.2%
65,700
+12.5%
0.00%
Q2 2021$154,000
+17.6%
58,400
+15900.0%
0.00%
Q1 2021$131,000
-70.6%
365
-79.4%
0.00%
-100.0%
Q4 2020$446,000
+281.2%
1,773
+280.5%
0.00%
Q3 2020$117,000
-63.2%
466
-52.0%
0.00%
-100.0%
Q2 2020$318,000
+32.0%
970
-1.4%
0.00%
Q1 2020$241,000
-35.2%
984
+24.7%
0.00%
-100.0%
Q4 2019$372,000
-37.3%
789
-43.1%
0.00%
-50.0%
Q3 2019$593,000
+43.6%
1,387
+95.6%
0.00%
+100.0%
Q2 2019$413,000
+334.7%
709
+184.7%
0.00%
Q1 2019$95,000
-74.0%
249
-87.3%
0.00%
-100.0%
Q4 2018$365,000
+812.5%
1,954
+1450.8%
0.00%
Q3 2018$40,000
-52.4%
126
-55.2%
0.00%
Q2 2018$84,000
+1100.0%
281
+93.8%
0.00%
Q1 2018$7,000
-46.2%
145
-69.8%
0.00%
-100.0%
Q4 2017$13,000
+85.7%
480
+25.3%
0.00%
Q3 2017$7,000
-50.0%
383
-52.9%
0.00%
-100.0%
Q2 2017$14,000
-77.0%
814
+17.0%
0.00%
-66.7%
Q1 2017$61,000
+52.5%
696
+25.6%
0.00%
+50.0%
Q4 2016$40,000
-47.4%
554
-56.2%
0.00%
-60.0%
Q3 2016$76,000
+46.2%
1,265
+39.3%
0.01%
+66.7%
Q2 2016$52,000
-7.1%
908
-8.4%
0.00%
-25.0%
Q1 2016$56,000
-31.7%
991
+31.3%
0.00%
-33.3%
Q4 2015$82,000
-50.6%
755
-16.4%
0.01%
-50.0%
Q3 2015$166,000
-44.7%
903
+24.2%
0.01%
-52.0%
Q2 2015$300,000
-48.7%
727
-38.0%
0.02%
-63.2%
Q1 2015$585,000
+1989.3%
1,173
+676.8%
0.07%
+2166.7%
Q4 2014$28,0001510.00%
Other shareholders
ZIOPHARM ONCOLOGY INC shareholders Q4 2020
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 257,300$330.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 91,400$12,0420.00%
View complete list of ZIOPHARM ONCOLOGY INC shareholders