SIMPLEX TRADING, LLC - VOCERA COMMUNICATIONS INC ownership

VOCERA COMMUNICATIONS INC's ticker is and the CUSIP is 92857F957. A total of 2 filers reported holding VOCERA COMMUNICATIONS INC in Q2 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 VOCERA COMMUNICATIONS INC
ValueSharesWeighting
Q4 2021$142,000
+140.7%
2,200
+46.7%
0.00%
Q3 2021$59,0000.0%1,5000.0%0.00%
Q2 2021$59,000
-9.2%
1,500
+8723.5%
0.00%
Q1 2021$65,000
-28.6%
17
-22.7%
0.00%
Q4 2020$91,000
-35.9%
22
-55.1%
0.00%
Q3 2020$142,000
+10.1%
49
-19.7%
0.00%
Q2 2020$129,000
+258.3%
61
+258.8%
0.00%
Q1 2020$36,000
+1700.0%
17
+1600.0%
0.00%
Q4 2019$2,000
-71.4%
1
-66.7%
0.00%
Q3 2019$7,000
-93.3%
3
-90.9%
0.00%
Q2 2019$105,000
+11.7%
33
+10.0%
0.00%
Q1 2019$94,000
+193.8%
30
+172.7%
0.00%
Q2 2018$32,00011
+1000.0%
0.00%
Q1 2018$01
-90.0%
0.00%
Q2 2017$0100.0%0.00%
Q1 2017$0
-100.0%
10
-88.5%
0.00%
Q4 2016$2,00087
+2075.0%
0.00%
Q3 2016$04
-75.0%
0.00%
Q2 2016$016
+433.3%
0.00%
Q4 2015$030.00%
Other shareholders
VOCERA COMMUNICATIONS INC shareholders Q2 2020
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 61$129,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of VOCERA COMMUNICATIONS INC shareholders