SIMPLEX TRADING, LLC - DURECT CORP ownership

DURECT CORP's ticker is and the CUSIP is 266605904. A total of 3 filers reported holding DURECT CORP in Q1 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 DURECT CORP
ValueSharesWeighting
Q3 2022$30,000
-3.2%
52,000
-22.3%
0.00%
Q2 2022$31,000
+287.5%
66,900
+431.0%
0.00%
Q1 2022$8,000
+300.0%
12,600
+425.0%
0.00%
Q4 2021$2,000
-85.7%
2,400
-74.2%
0.00%
Q3 2021$14,000
-6.7%
9,300
-1.1%
0.00%
Q2 2021$15,000
+150.0%
9,400
+28384.8%
0.00%
Q1 2021$6,000
-66.7%
33
-63.3%
0.00%
Q4 2020$18,000
-70.5%
90
-74.8%
0.00%
Q3 2020$61,000
-68.6%
357
-57.5%
0.00%
Q2 2020$194,000
+79.6%
840
+20.2%
0.00%
Q1 2020$108,000
-73.1%
699
-33.8%
0.00%
-100.0%
Q4 2019$401,000
+1236.7%
1,056
+532.3%
0.00%
Q3 2019$30,000
+1400.0%
167
+339.5%
0.00%
Q1 2019$2,000
+100.0%
38
-2.6%
0.00%
Q4 2018$1,0000.0%39
-13.3%
0.00%
Q1 2018$1,00045
+309.1%
0.00%
Q4 2017$011
-78.4%
0.00%
Q3 2017$051
+155.0%
0.00%
Q2 2017$0
-100.0%
20
-75.9%
0.00%
Q3 2016$1,00083
+591.7%
0.00%
Q2 2016$012
-33.3%
0.00%
Q1 2016$0
-100.0%
18
-65.4%
0.00%
Q4 2015$1,00052
+188.9%
0.00%
Q3 2015$018
+800.0%
0.00%
Q2 2015$02
-96.0%
0.00%
Q1 2015$0500.00%
Other shareholders
DURECT CORP shareholders Q1 2021
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 501,100$992,0000.00%
SIMPLEX TRADING, LLC 33$6,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of DURECT CORP shareholders