SIMPLEX TRADING, LLC - DERMIRA INC ownership

DERMIRA INC's ticker is and the CUSIP is 24983L954. A total of 3 filers reported holding DERMIRA INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of DERMIRA INC
ValueSharesWeighting
Q4 2019$84,000
+189.7%
56
+21.7%
0.00%
Q3 2019$29,000
-93.1%
46
-89.6%
0.00%
-100.0%
Q2 2019$421,000
-38.8%
441
-13.2%
0.00%
-50.0%
Q1 2019$688,000
+1984.8%
508
+980.9%
0.00%
Q4 2018$33,000
-38.9%
47
-6.0%
0.00%
Q3 2018$54,000
-68.2%
50
-73.0%
0.00%
-100.0%
Q2 2018$170,000
+1445.5%
185
+640.0%
0.00%
Q1 2018$11,000
-92.3%
25
-90.3%
0.00%
-100.0%
Q4 2017$142,000
-12.9%
259
-0.4%
0.01%
-14.3%
Q3 2017$163,000
+2616.7%
260
+2263.6%
0.01%
Q1 2017$6,000
-85.4%
11
-77.6%
0.00%
-100.0%
Q3 2016$41,000
-34.9%
49
-87.0%
0.00%
-25.0%
Q2 2016$63,0003770.00%
Other shareholders
DERMIRA INC shareholders Q4 2018
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 47$33,0000.00%
GROUP ONE TRADING, L.P. 4,500$32,0000.00%
View complete list of DERMIRA INC shareholders