SIMPLEX TRADING, LLC - ZIOPHARM ONCOLOGY INC ownership

ZIOPHARM ONCOLOGY INC's ticker is and the CUSIP is 98973P951. A total of 3 filers reported holding ZIOPHARM ONCOLOGY INC in Q1 2023. 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$1
-90.0%
9,300
-52.8%
0.00%
Q2 2023$10
+25.0%
19,700
+43.8%
0.00%
Q1 2023$8
-77.8%
13,700
-75.9%
0.00%
Q4 2022$36
-100.0%
56,900
-59.8%
0.00%
Q3 2022$243,000
+872.0%
141,700
+594.6%
0.00%
Q2 2022$25,000
+108.3%
20,400
+4.1%
0.00%
Q1 2022$12,000
-77.4%
19,600
-3.4%
0.00%
Q4 2021$53,000
-85.9%
20,300
-85.2%
0.00%
Q3 2021$375,000
+3.3%
137,6000.0%0.00%
Q2 2021$363,000
-0.8%
137,600
+13416.7%
0.00%
-100.0%
Q1 2021$366,000
+266.0%
1,018
+155.1%
0.00%
Q4 2020$100,000
-45.9%
399
-45.9%
0.00%
Q3 2020$185,000
-54.9%
737
-41.0%
0.00%
-100.0%
Q2 2020$410,000
+83.9%
1,250
+36.8%
0.00%
Q1 2020$223,000
-73.4%
914
-48.5%
0.00%
-100.0%
Q4 2019$838,000
+45.5%
1,776
+31.8%
0.00%0.0%
Q3 2019$576,000
-8.4%
1,348
+24.8%
0.00%0.0%
Q2 2019$629,000
+295.6%
1,080
+160.9%
0.00%
Q1 2019$159,000
+103.8%
414
-1.7%
0.00%
Q4 2018$78,000
-60.6%
421
-32.2%
0.00%
-100.0%
Q3 2018$198,000
+10.6%
621
+4.4%
0.00%0.0%
Q2 2018$179,000
-34.9%
595
-4.6%
0.00%
-91.7%
Q1 2018$275,000
-14.9%
624
-37.0%
0.01%
-14.3%
Q4 2017$323,000
+634.1%
991
+193.2%
0.01%
+600.0%
Q3 2017$44,000
+69.2%
338
+2.1%
0.00%
+100.0%
Q2 2017$26,000
-54.4%
331
-55.5%
0.00%
-50.0%
Q1 2017$57,000
-67.1%
743
+28.8%
0.00%
-80.0%
Q4 2016$173,000
-18.0%
577
-24.4%
0.01%
-28.6%
Q3 2016$211,000
+38.8%
763
+48.2%
0.01%
+40.0%
Q2 2016$152,000
+42.1%
515
-9.3%
0.01%
+11.1%
Q1 2016$107,000
+48.6%
568
+59.1%
0.01%
+50.0%
Q4 2015$72,000
-59.8%
357
-46.6%
0.01%
-53.8%
Q3 2015$179,000
+1391.7%
668
+39.7%
0.01%
+1200.0%
Q2 2015$12,000
-50.0%
478
+382.8%
0.00%
-66.7%
Q1 2015$24,000
+2300.0%
99
+219.4%
0.00%
Q4 2014$1,000310.00%
Other shareholders
ZIOPHARM ONCOLOGY INC shareholders Q1 2023
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 37,200$23,4360.00%
SIMPLEX TRADING, LLC 13,700$80.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ZIOPHARM ONCOLOGY INC shareholders