SIMPLEX TRADING, LLC - CARDIFF ONCOLOGY INC ownership

CARDIFF ONCOLOGY INC's ticker is and the CUSIP is 14147L908. A total of 3 filers reported holding CARDIFF 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 CARDIFF ONCOLOGY INC
ValueSharesWeighting
Q3 2023$7
-61.1%
5,400
-57.5%
0.00%
Q2 2023$18
-18.2%
12,700
-7.3%
0.00%
Q1 2023$22
+2100.0%
13,700
+878.6%
0.00%
Q4 2022$1
-100.0%
1,400
-98.2%
0.00%
Q3 2022$119,000
+600.0%
77,700
+896.2%
0.00%
Q2 2022$17,000
+325.0%
7,800
+290.0%
0.00%
Q1 2022$4,000
-95.7%
2,000
-87.0%
0.00%
Q4 2021$92,000
-86.4%
15,400
-84.9%
0.00%
-100.0%
Q3 2021$677,0000.0%101,9000.0%0.00%0.0%
Q2 2021$677,000
+71.4%
101,900
+23764.2%
0.00%0.0%
Q1 2021$395,000
-69.3%
427
-40.4%
0.00%
-50.0%
Q4 2020$1,288,000
+11.8%
716
-11.8%
0.00%0.0%
Q3 2020$1,152,0008120.00%
Other shareholders
CARDIFF ONCOLOGY INC shareholders Q1 2023
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 59,200$82,2880.00%
SIMPLEX TRADING, LLC 5,400$70.00%
View complete list of CARDIFF ONCOLOGY INC shareholders